GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

CVE-2022-49601 (GCVE-0-2022-49601)

Vulnerability from cvelistv5 – Published: 2025-02-26 02:23 – Updated: 2026-05-11 19:03
VLAI
Title
tcp/dccp: Fix a data-race around sysctl_tcp_fwmark_accept.
Summary
In the Linux kernel, the following vulnerability has been resolved: tcp/dccp: Fix a data-race around sysctl_tcp_fwmark_accept. While reading sysctl_tcp_fwmark_accept, it can be changed concurrently. Thus, we need to add READ_ONCE() to its reader.
Severity
4.7 (Medium)
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-10-01 19:35 UTC
CWE
  • CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Assigner
References
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: 84f39b08d7868ce10eeaf640627cb89777f0ae93 , < 13207f9485b5de68decf296ceb0046f5eabb2485 (git)
Affected: 84f39b08d7868ce10eeaf640627cb89777f0ae93 , < 45fc82706a97242539d6b841ddd7a077ec20757b (git)
Affected: 84f39b08d7868ce10eeaf640627cb89777f0ae93 , < abf70de2ec026ae8d7da4e79bec61888a880e00b (git)
Affected: 84f39b08d7868ce10eeaf640627cb89777f0ae93 , < a7386602a2fe2f6192477e8ede291a815da09d81 (git)
Affected: 84f39b08d7868ce10eeaf640627cb89777f0ae93 , < d4f65615db7fca3df9f7e79eadf937e6ddb03c54 (git)
Affected: 84f39b08d7868ce10eeaf640627cb89777f0ae93 , < bf3134feffe61b7a0e21f60a04743f8da0958b53 (git)
Affected: 84f39b08d7868ce10eeaf640627cb89777f0ae93 , < 526d8cf8824f613c72dba2155542295e70135f62 (git)
Affected: 84f39b08d7868ce10eeaf640627cb89777f0ae93 , < 1a0008f9df59451d0a17806c1ee1a19857032fa8 (git)
guessed Create a notification for this product.
Linux Linux Affected: 3.16
Unaffected: 0 , < 3.16 (semver)
Unaffected: 4.9.325 , ≤ 4.9.* (semver)
Unaffected: 4.14.290 , ≤ 4.14.* (semver)
Unaffected: 4.19.254 , ≤ 4.19.* (semver)
Unaffected: 5.4.208 , ≤ 5.4.* (semver)
Unaffected: 5.10.134 , ≤ 5.10.* (semver)
Unaffected: 5.15.58 , ≤ 5.15.* (semver)
Unaffected: 5.18.15 , ≤ 5.18.* (semver)
Unaffected: 5.19 , ≤ * (original_commit_for_fix)
guessed Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "HIGH",
              "attackVector": "LOCAL",
              "availabilityImpact": "HIGH",
              "baseScore": 4.7,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2022-49601",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-10-01T19:35:18.665996Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-362",
                "description": "CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization (\u0027Race Condition\u0027)",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-10-01T19:36:52.231Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "include/net/inet_sock.h"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "13207f9485b5de68decf296ceb0046f5eabb2485",
              "status": "affected",
              "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
              "versionType": "git"
            },
            {
              "lessThan": "45fc82706a97242539d6b841ddd7a077ec20757b",
              "status": "affected",
              "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
              "versionType": "git"
            },
            {
              "lessThan": "abf70de2ec026ae8d7da4e79bec61888a880e00b",
              "status": "affected",
              "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
              "versionType": "git"
            },
            {
              "lessThan": "a7386602a2fe2f6192477e8ede291a815da09d81",
              "status": "affected",
              "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
              "versionType": "git"
            },
            {
              "lessThan": "d4f65615db7fca3df9f7e79eadf937e6ddb03c54",
              "status": "affected",
              "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
              "versionType": "git"
            },
            {
              "lessThan": "bf3134feffe61b7a0e21f60a04743f8da0958b53",
              "status": "affected",
              "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
              "versionType": "git"
            },
            {
              "lessThan": "526d8cf8824f613c72dba2155542295e70135f62",
              "status": "affected",
              "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
              "versionType": "git"
            },
            {
              "lessThan": "1a0008f9df59451d0a17806c1ee1a19857032fa8",
              "status": "affected",
              "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "include/net/inet_sock.h"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "3.16"
            },
            {
              "lessThan": "3.16",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.9.*",
              "status": "unaffected",
              "version": "4.9.325",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.14.*",
              "status": "unaffected",
              "version": "4.14.290",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.19.*",
              "status": "unaffected",
              "version": "4.19.254",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.208",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.134",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.58",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.18.*",
              "status": "unaffected",
              "version": "5.18.15",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "5.19",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.9.325",
                  "versionStartIncluding": "3.16",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.14.290",
                  "versionStartIncluding": "3.16",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.19.254",
                  "versionStartIncluding": "3.16",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.4.208",
                  "versionStartIncluding": "3.16",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.10.134",
                  "versionStartIncluding": "3.16",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.58",
                  "versionStartIncluding": "3.16",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.18.15",
                  "versionStartIncluding": "3.16",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.19",
                  "versionStartIncluding": "3.16",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntcp/dccp: Fix a data-race around sysctl_tcp_fwmark_accept.\n\nWhile reading sysctl_tcp_fwmark_accept, it can be changed concurrently.\nThus, we need to add READ_ONCE() to its reader."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-11T19:03:06.385Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/13207f9485b5de68decf296ceb0046f5eabb2485"
        },
        {
          "url": "https://git.kernel.org/stable/c/45fc82706a97242539d6b841ddd7a077ec20757b"
        },
        {
          "url": "https://git.kernel.org/stable/c/abf70de2ec026ae8d7da4e79bec61888a880e00b"
        },
        {
          "url": "https://git.kernel.org/stable/c/a7386602a2fe2f6192477e8ede291a815da09d81"
        },
        {
          "url": "https://git.kernel.org/stable/c/d4f65615db7fca3df9f7e79eadf937e6ddb03c54"
        },
        {
          "url": "https://git.kernel.org/stable/c/bf3134feffe61b7a0e21f60a04743f8da0958b53"
        },
        {
          "url": "https://git.kernel.org/stable/c/526d8cf8824f613c72dba2155542295e70135f62"
        },
        {
          "url": "https://git.kernel.org/stable/c/1a0008f9df59451d0a17806c1ee1a19857032fa8"
        }
      ],
      "title": "tcp/dccp: Fix a data-race around sysctl_tcp_fwmark_accept.",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-49601",
    "datePublished": "2025-02-26T02:23:28.939Z",
    "dateReserved": "2025-02-26T02:21:30.414Z",
    "dateUpdated": "2026-05-11T19:03:06.385Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2022-49601",
      "date": "2026-09-18",
      "epss": "0.00186",
      "percentile": "0.0852"
    },
    "nvd": {
      "cve": {
        "affected": [
          {
            "affectedData": [
              {
                "defaultStatus": "unaffected",
                "product": "Linux",
                "programFiles": [
                  "include/net/inet_sock.h"
                ],
                "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                "vendor": "Linux",
                "versions": [
                  {
                    "lessThan": "13207f9485b5de68decf296ceb0046f5eabb2485",
                    "status": "affected",
                    "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
                    "versionType": "git"
                  },
                  {
                    "lessThan": "45fc82706a97242539d6b841ddd7a077ec20757b",
                    "status": "affected",
                    "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
                    "versionType": "git"
                  },
                  {
                    "lessThan": "abf70de2ec026ae8d7da4e79bec61888a880e00b",
                    "status": "affected",
                    "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
                    "versionType": "git"
                  },
                  {
                    "lessThan": "a7386602a2fe2f6192477e8ede291a815da09d81",
                    "status": "affected",
                    "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
                    "versionType": "git"
                  },
                  {
                    "lessThan": "d4f65615db7fca3df9f7e79eadf937e6ddb03c54",
                    "status": "affected",
                    "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
                    "versionType": "git"
                  },
                  {
                    "lessThan": "bf3134feffe61b7a0e21f60a04743f8da0958b53",
                    "status": "affected",
                    "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
                    "versionType": "git"
                  },
                  {
                    "lessThan": "526d8cf8824f613c72dba2155542295e70135f62",
                    "status": "affected",
                    "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
                    "versionType": "git"
                  },
                  {
                    "lessThan": "1a0008f9df59451d0a17806c1ee1a19857032fa8",
                    "status": "affected",
                    "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
                    "versionType": "git"
                  }
                ]
              },
              {
                "defaultStatus": "affected",
                "product": "Linux",
                "programFiles": [
                  "include/net/inet_sock.h"
                ],
                "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                "vendor": "Linux",
                "versions": [
                  {
                    "status": "affected",
                    "version": "3.16"
                  },
                  {
                    "lessThan": "3.16",
                    "status": "unaffected",
                    "version": "0",
                    "versionType": "semver"
                  },
                  {
                    "lessThanOrEqual": "4.9.*",
                    "status": "unaffected",
                    "version": "4.9.325",
                    "versionType": "semver"
                  },
                  {
                    "lessThanOrEqual": "4.14.*",
                    "status": "unaffected",
                    "version": "4.14.290",
                    "versionType": "semver"
                  },
                  {
                    "lessThanOrEqual": "4.19.*",
                    "status": "unaffected",
                    "version": "4.19.254",
                    "versionType": "semver"
                  },
                  {
                    "lessThanOrEqual": "5.4.*",
                    "status": "unaffected",
                    "version": "5.4.208",
                    "versionType": "semver"
                  },
                  {
                    "lessThanOrEqual": "5.10.*",
                    "status": "unaffected",
                    "version": "5.10.134",
                    "versionType": "semver"
                  },
                  {
                    "lessThanOrEqual": "5.15.*",
                    "status": "unaffected",
                    "version": "5.15.58",
                    "versionType": "semver"
                  },
                  {
                    "lessThanOrEqual": "5.18.*",
                    "status": "unaffected",
                    "version": "5.18.15",
                    "versionType": "semver"
                  },
                  {
                    "lessThanOrEqual": "*",
                    "status": "unaffected",
                    "version": "5.19",
                    "versionType": "original_commit_for_fix"
                  }
                ]
              }
            ],
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
          }
        ],
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "3FE5928B-3AEF-4952-B830-13658E494EF5",
                    "versionEndExcluding": "4.9.325",
                    "versionStartIncluding": "3.16",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "1F023E37-5DAE-491D-9971-00FC089E8C7E",
                    "versionEndExcluding": "4.14.290",
                    "versionStartIncluding": "4.10",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "56D38C39-4EB7-48A7-85D3-D4854AC7B3E8",
                    "versionEndExcluding": "4.19.254",
                    "versionStartIncluding": "4.15",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "58A5EC97-5FF0-4B0A-8074-2A5A57644D59",
                    "versionEndExcluding": "5.4.208",
                    "versionStartIncluding": "4.20",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "4B697B47-6B36-47E0-95DC-054EC4633DEA",
                    "versionEndExcluding": "5.10.134",
                    "versionStartIncluding": "5.5",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "13CF20C8-4DA9-4A21-AD13-7A5C22E5FB05",
                    "versionEndExcluding": "5.15.58",
                    "versionStartIncluding": "5.11",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "EAD6B571-194C-43A2-A4AB-F68F869D13BC",
                    "versionEndExcluding": "5.18.15",
                    "versionStartIncluding": "5.16",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:linux:linux_kernel:5.19:rc1:*:*:*:*:*:*",
                    "matchCriteriaId": "A8C30C2D-F82D-4D37-AB48-D76ABFBD5377",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:linux:linux_kernel:5.19:rc2:*:*:*:*:*:*",
                    "matchCriteriaId": "BF8547FC-C849-4F1B-804B-A93AE2F04A92",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:linux:linux_kernel:5.19:rc3:*:*:*:*:*:*",
                    "matchCriteriaId": "F3068028-F453-4A1C-B80F-3F5609ACEF60",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:linux:linux_kernel:5.19:rc4:*:*:*:*:*:*",
                    "matchCriteriaId": "2E9C0DB0-D349-489F-A3D6-B77214E93A8A",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:linux:linux_kernel:5.19:rc5:*:*:*:*:*:*",
                    "matchCriteriaId": "1A0DE3B7-0FFB-45AA-9BD6-19870CA7C6FD",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:linux:linux_kernel:5.19:rc6:*:*:*:*:*:*",
                    "matchCriteriaId": "00AE778B-BAEE-49EB-9F84-003B73D7862A",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:linux:linux_kernel:5.19:rc7:*:*:*:*:*:*",
                    "matchCriteriaId": "C178431E-AD82-4B3D-B70F-A273A02ABD5D",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntcp/dccp: Fix a data-race around sysctl_tcp_fwmark_accept.\n\nWhile reading sysctl_tcp_fwmark_accept, it can be changed concurrently.\nThus, we need to add READ_ONCE() to its reader."
          },
          {
            "lang": "es",
            "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: tcp/dccp: se ha corregido una ejecuci\u00f3n de datos en torno a sysctl_tcp_fwmark_accept. Al leer sysctl_tcp_fwmark_accept, se puede modificar simult\u00e1neamente. Por lo tanto, debemos agregar READ_ONCE() a su lector."
          }
        ],
        "id": "CVE-2022-49601",
        "lastModified": "2026-06-17T05:18:35.467",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "HIGH",
                "attackVector": "LOCAL",
                "availabilityImpact": "HIGH",
                "baseScore": 4.7,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "privilegesRequired": "LOW",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 1.0,
              "impactScore": 3.6,
              "source": "nvd@nist.gov",
              "type": "Primary"
            },
            {
              "cvssData": {
                "attackComplexity": "HIGH",
                "attackVector": "LOCAL",
                "availabilityImpact": "HIGH",
                "baseScore": 4.7,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "privilegesRequired": "LOW",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 1.0,
              "impactScore": 3.6,
              "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "type": "Secondary"
            }
          ],
          "ssvcV203": [
            {
              "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "ssvcData": {
                "id": "CVE-2022-49601",
                "options": [
                  {
                    "exploitation": "none"
                  },
                  {
                    "automatable": "no"
                  },
                  {
                    "technicalImpact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-10-01T19:35:18.665996Z",
                "version": "2.0.3"
              }
            }
          ]
        },
        "published": "2025-02-26T07:01:35.603",
        "references": [
          {
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "tags": [
              "Patch"
            ],
            "url": "https://git.kernel.org/stable/c/13207f9485b5de68decf296ceb0046f5eabb2485"
          },
          {
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "tags": [
              "Patch"
            ],
            "url": "https://git.kernel.org/stable/c/1a0008f9df59451d0a17806c1ee1a19857032fa8"
          },
          {
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "tags": [
              "Patch"
            ],
            "url": "https://git.kernel.org/stable/c/45fc82706a97242539d6b841ddd7a077ec20757b"
          },
          {
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "tags": [
              "Patch"
            ],
            "url": "https://git.kernel.org/stable/c/526d8cf8824f613c72dba2155542295e70135f62"
          },
          {
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "tags": [
              "Patch"
            ],
            "url": "https://git.kernel.org/stable/c/a7386602a2fe2f6192477e8ede291a815da09d81"
          },
          {
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "tags": [
              "Patch"
            ],
            "url": "https://git.kernel.org/stable/c/abf70de2ec026ae8d7da4e79bec61888a880e00b"
          },
          {
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "tags": [
              "Patch"
            ],
            "url": "https://git.kernel.org/stable/c/bf3134feffe61b7a0e21f60a04743f8da0958b53"
          },
          {
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "tags": [
              "Patch"
            ],
            "url": "https://git.kernel.org/stable/c/d4f65615db7fca3df9f7e79eadf937e6ddb03c54"
          }
        ],
        "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-362"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          },
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-362"
              }
            ],
            "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
            "type": "Secondary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-06-29T21:12:55+00:00",
      "cve": "CVE-2022-49601",
      "id": "CVE-2022-49601",
      "initial_release_date": "2022-01-01T00:00:00+00:00",
      "product_status:fixed": "201",
      "product_status:known_affected": "112",
      "product_status:known_not_affected": "76",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: tcp/dccp: Fix a data-race around sysctl_tcp_fwmark_accept.",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-49601.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-08-29T02:27:07Z",
      "cve": "CVE-2022-49601",
      "id": "CVE-2022-49601",
      "initial_release_date": "2025-02-27T03:04:24Z",
      "product_status:known_not_affected": "150",
      "product_status:recommended": "27",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2022-49601",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2022-49601.json",
      "version": "26"
    },
    "vulnrichment": {
      "containers": {
        "adp": [
          {
            "metrics": [
              {
                "cvssV3_1": {
                  "attackComplexity": "HIGH",
                  "attackVector": "LOCAL",
                  "availabilityImpact": "HIGH",
                  "baseScore": 4.7,
                  "baseSeverity": "MEDIUM",
                  "confidentialityImpact": "NONE",
                  "integrityImpact": "NONE",
                  "privilegesRequired": "LOW",
                  "scope": "UNCHANGED",
                  "userInteraction": "NONE",
                  "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H",
                  "version": "3.1"
                }
              },
              {
                "other": {
                  "content": {
                    "id": "CVE-2022-49601",
                    "options": [
                      {
                        "Exploitation": "none"
                      },
                      {
                        "Automatable": "no"
                      },
                      {
                        "Technical Impact": "partial"
                      }
                    ],
                    "role": "CISA Coordinator",
                    "timestamp": "2025-10-01T19:35:18.665996Z",
                    "version": "2.0.3"
                  },
                  "type": "ssvc"
                }
              }
            ],
            "problemTypes": [
              {
                "descriptions": [
                  {
                    "cweId": "CWE-362",
                    "description": "CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization (\u0027Race Condition\u0027)",
                    "lang": "en",
                    "type": "CWE"
                  }
                ]
              }
            ],
            "providerMetadata": {
              "dateUpdated": "2025-10-01T16:51:24.264Z",
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP"
            },
            "title": "CISA ADP Vulnrichment"
          }
        ],
        "cna": {
          "affected": [
            {
              "defaultStatus": "unaffected",
              "product": "Linux",
              "programFiles": [
                "include/net/inet_sock.h"
              ],
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "vendor": "Linux",
              "versions": [
                {
                  "lessThan": "13207f9485b5de68decf296ceb0046f5eabb2485",
                  "status": "affected",
                  "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
                  "versionType": "git"
                },
                {
                  "lessThan": "45fc82706a97242539d6b841ddd7a077ec20757b",
                  "status": "affected",
                  "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
                  "versionType": "git"
                },
                {
                  "lessThan": "abf70de2ec026ae8d7da4e79bec61888a880e00b",
                  "status": "affected",
                  "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
                  "versionType": "git"
                },
                {
                  "lessThan": "a7386602a2fe2f6192477e8ede291a815da09d81",
                  "status": "affected",
                  "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
                  "versionType": "git"
                },
                {
                  "lessThan": "d4f65615db7fca3df9f7e79eadf937e6ddb03c54",
                  "status": "affected",
                  "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
                  "versionType": "git"
                },
                {
                  "lessThan": "bf3134feffe61b7a0e21f60a04743f8da0958b53",
                  "status": "affected",
                  "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
                  "versionType": "git"
                },
                {
                  "lessThan": "526d8cf8824f613c72dba2155542295e70135f62",
                  "status": "affected",
                  "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
                  "versionType": "git"
                },
                {
                  "lessThan": "1a0008f9df59451d0a17806c1ee1a19857032fa8",
                  "status": "affected",
                  "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
                  "versionType": "git"
                }
              ]
            },
            {
              "defaultStatus": "affected",
              "product": "Linux",
              "programFiles": [
                "include/net/inet_sock.h"
              ],
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "vendor": "Linux",
              "versions": [
                {
                  "status": "affected",
                  "version": "3.16"
                },
                {
                  "lessThan": "3.16",
                  "status": "unaffected",
                  "version": "0",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "4.9.*",
                  "status": "unaffected",
                  "version": "4.9.325",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "4.14.*",
                  "status": "unaffected",
                  "version": "4.14.290",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "4.19.*",
                  "status": "unaffected",
                  "version": "4.19.254",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "5.4.*",
                  "status": "unaffected",
                  "version": "5.4.208",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "5.10.*",
                  "status": "unaffected",
                  "version": "5.10.134",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "5.15.*",
                  "status": "unaffected",
                  "version": "5.15.58",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "5.18.*",
                  "status": "unaffected",
                  "version": "5.18.15",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "*",
                  "status": "unaffected",
                  "version": "5.19",
                  "versionType": "original_commit_for_fix"
                }
              ]
            }
          ],
          "cpeApplicability": [
            {
              "nodes": [
                {
                  "cpeMatch": [
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "4.9.325",
                      "versionStartIncluding": "3.16",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "4.14.290",
                      "versionStartIncluding": "3.16",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "4.19.254",
                      "versionStartIncluding": "3.16",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "5.4.208",
                      "versionStartIncluding": "3.16",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "5.10.134",
                      "versionStartIncluding": "3.16",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "5.15.58",
                      "versionStartIncluding": "3.16",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "5.18.15",
                      "versionStartIncluding": "3.16",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "5.19",
                      "versionStartIncluding": "3.16",
                      "vulnerable": true
                    }
                  ],
                  "negate": false,
                  "operator": "OR"
                }
              ]
            }
          ],
          "descriptions": [
            {
              "lang": "en",
              "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntcp/dccp: Fix a data-race around sysctl_tcp_fwmark_accept.\n\nWhile reading sysctl_tcp_fwmark_accept, it can be changed concurrently.\nThus, we need to add READ_ONCE() to its reader."
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2026-05-11T19:03:06.385Z",
            "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "shortName": "Linux"
          },
          "references": [
            {
              "url": "https://git.kernel.org/stable/c/13207f9485b5de68decf296ceb0046f5eabb2485"
            },
            {
              "url": "https://git.kernel.org/stable/c/45fc82706a97242539d6b841ddd7a077ec20757b"
            },
            {
              "url": "https://git.kernel.org/stable/c/abf70de2ec026ae8d7da4e79bec61888a880e00b"
            },
            {
              "url": "https://git.kernel.org/stable/c/a7386602a2fe2f6192477e8ede291a815da09d81"
            },
            {
              "url": "https://git.kernel.org/stable/c/d4f65615db7fca3df9f7e79eadf937e6ddb03c54"
            },
            {
              "url": "https://git.kernel.org/stable/c/bf3134feffe61b7a0e21f60a04743f8da0958b53"
            },
            {
              "url": "https://git.kernel.org/stable/c/526d8cf8824f613c72dba2155542295e70135f62"
            },
            {
              "url": "https://git.kernel.org/stable/c/1a0008f9df59451d0a17806c1ee1a19857032fa8"
            }
          ],
          "title": "tcp/dccp: Fix a data-race around sysctl_tcp_fwmark_accept.",
          "x_generator": {
            "engine": "bippy-1.2.0"
          }
        }
      },
      "cveMetadata": {
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "assignerShortName": "Linux",
        "cveId": "CVE-2022-49601",
        "datePublished": "2025-02-26T02:23:28.939Z",
        "dateReserved": "2025-02-26T02:21:30.414Z",
        "dateUpdated": "2026-05-11T19:03:06.385Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.