github - ghsa-769h-g9v6-cwg7

GHSA-769H-G9V6-CWG7

Vulnerability from github – Published: 2024-01-08 21:30 – Updated: 2024-01-08 21:30

Details

It was discovered that the eBPF implementation in the Linux kernel did not properly track bounds information for 32 bit registers when performing div and mod operations. A local attacker could use this to possibly execute arbitrary code.

Severity ?

7.8 (High)


                  
                    CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2021-3600"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-125"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-01-08T19:15:08Z",
    "severity": "HIGH"
  },
  "details": "It was discovered that the eBPF implementation in the Linux kernel did not properly track bounds information for 32 bit registers when performing div and mod operations. A local attacker could use this to possibly execute arbitrary code.",
  "id": "GHSA-769h-g9v6-cwg7",
  "modified": "2024-01-08T21:30:33Z",
  "published": "2024-01-08T21:30:33Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3600"
    },
    {
      "type": "WEB",
      "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3600"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/linus/e88b2c6e5a4d9ce30d75391e4d950da74bb2bd90"
    },
    {
      "type": "WEB",
      "url": "https://ubuntu.com/security/notices/USN-5003-1"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2021-3600 (GCVE-0-2021-3600)

Vulnerability from cvelistv5 – Published: 2024-01-08 18:16 – Updated: 2024-09-04 15:38

Summary

Severity ?

7.8 (High)


                        
                          CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

CWE

CWE-125 - Out-of-bounds Read
CWE-787 - Out-of-bounds Write

Assigner

canonical

References

URL

Tags

	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CV…	issue-tracking
	https://ubuntu.com/security/notices/USN-5003-1	third-party-advisory
	https://git.kernel.org/linus/e88b2c6e5a4d9ce30d75…	issue-tracking

Impacted products

	Vendor	Product	Version
	The Linux Kernel Organization	linux	Affected: 0 , < 5.11 (semver)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T17:01:07.551Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "issue-tracking",
              "x_transferred"
            ],
            "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3600"
          },
          {
            "tags": [
              "third-party-advisory",
              "x_transferred"
            ],
            "url": "https://ubuntu.com/security/notices/USN-5003-1"
          },
          {
            "tags": [
              "issue-tracking",
              "x_transferred"
            ],
            "url": "https://git.kernel.org/linus/e88b2c6e5a4d9ce30d75391e4d950da74bb2bd90"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "LOCAL",
              "availabilityImpact": "HIGH",
              "baseScore": 7.8,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2021-3600",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-03-13T19:37:54.684327Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-125",
                "description": "CWE-125 Out-of-bounds Read",
                "lang": "en",
                "type": "CWE"
              }
            ]
          },
          {
            "descriptions": [
              {
                "cweId": "CWE-787",
                "description": "CWE-787 Out-of-bounds Write",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-09-04T15:38:28.022Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "packageName": "linux",
          "platforms": [
            "Linux"
          ],
          "product": "linux",
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git",
          "vendor": "The Linux Kernel Organization",
          "versions": [
            {
              "lessThan": "5.11",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "It was discovered that the eBPF implementation in the Linux kernel did not properly track bounds information for 32 bit registers when performing div and mod operations. A local attacker could use this to possibly execute arbitrary code."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-01-08T18:16:42.087Z",
        "orgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc",
        "shortName": "canonical"
      },
      "references": [
        {
          "tags": [
            "issue-tracking"
          ],
          "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3600"
        },
        {
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://ubuntu.com/security/notices/USN-5003-1"
        },
        {
          "tags": [
            "issue-tracking"
          ],
          "url": "https://git.kernel.org/linus/e88b2c6e5a4d9ce30d75391e4d950da74bb2bd90"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc",
    "assignerShortName": "canonical",
    "cveId": "CVE-2021-3600",
    "datePublished": "2024-01-08T18:16:42.087Z",
    "dateReserved": "2021-06-12T00:16:40.778Z",
    "dateUpdated": "2024-09-04T15:38:28.022Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

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.

Action not permitted

GHSA-769H-G9V6-CWG7

CVE-2021-3600 (GCVE-0-2021-3600)

Tags

Sightings

Nomenclature