github - ghsa-2hgr-q34g-9rrw

ghsa-2hgr-q34g-9rrw

Vulnerability from github

Published

2023-08-29 00:32

Modified

2023-11-04 03:30

Severity ?

5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Details

A memory leak flaw was found in nft_set_catchall_flush in net/netfilter/nf_tables_api.c in the Linux Kernel. This issue may allow a local attacker to cause a double-deactivations of catchall elements, which results in a memory leak.

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2023-4569"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-401"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2023-08-28T22:15:10Z",
    "severity": "MODERATE"
  },
  "details": "A memory leak flaw was found in nft_set_catchall_flush in net/netfilter/nf_tables_api.c in the Linux Kernel. This issue may allow a local attacker to cause a double-deactivations of catchall elements, which results in a memory leak.",
  "id": "GHSA-2hgr-q34g-9rrw",
  "modified": "2023-11-04T03:30:18Z",
  "published": "2023-08-29T00:32:04Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-4569"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/security/cve/CVE-2023-4569"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2235470"
    },
    {
      "type": "WEB",
      "url": "https://patchwork.ozlabs.org/project/netfilter-devel/patch/20230812110526.49808-1-fw@strlen.de"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2023/dsa-5492"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}

cve-2023-4569

Vulnerability from cvelistv5

Published

2023-08-28 21:46

Modified

2024-08-02 07:31

Severity ?

5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Summary

Kernel: information leak in nft_set_catchall_flush in net/netfilter/nf_tables_api.c

References

▼	URL	Tags
	https://access.redhat.com/security/cve/CVE-2023-4569	vdb-entry, x_refsource_REDHAT
	https://bugzilla.redhat.com/show_bug.cgi?id=2235470	issue-tracking, x_refsource_REDHAT
	https://patchwork.ozlabs.org/project/netfilter-devel/patch/20230812110526.49808-1-fw@strlen.de/
	https://www.debian.org/security/2023/dsa-5492

Impacted products

▼	Vendor	Product
	n/a	Kernel
	Red Hat	Red Hat Enterprise Linux 6
	Red Hat	Red Hat Enterprise Linux 7
	Red Hat	Red Hat Enterprise Linux 7
	Red Hat	Red Hat Enterprise Linux 8
	Red Hat	Red Hat Enterprise Linux 8
	Red Hat	Red Hat Enterprise Linux 9
	Red Hat	Red Hat Enterprise Linux 9
	Fedora	Fedora

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T07:31:06.509Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "vdb-entry",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/security/cve/CVE-2023-4569"
          },
          {
            "name": "RHBZ#2235470",
            "tags": [
              "issue-tracking",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2235470"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://patchwork.ozlabs.org/project/netfilter-devel/patch/20230812110526.49808-1-fw@strlen.de/"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2023/dsa-5492"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Kernel",
          "vendor": "n/a",
          "versions": [
            {
              "status": "unaffected",
              "version": "6.5-rc7"
            }
          ]
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:enterprise_linux:6"
          ],
          "defaultStatus": "unaffected",
          "packageName": "kernel",
          "product": "Red Hat Enterprise Linux 6",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:enterprise_linux:7"
          ],
          "defaultStatus": "unaffected",
          "packageName": "kernel",
          "product": "Red Hat Enterprise Linux 7",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:enterprise_linux:7"
          ],
          "defaultStatus": "unaffected",
          "packageName": "kernel-rt",
          "product": "Red Hat Enterprise Linux 7",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:enterprise_linux:8"
          ],
          "defaultStatus": "unaffected",
          "packageName": "kernel",
          "product": "Red Hat Enterprise Linux 8",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:enterprise_linux:8"
          ],
          "defaultStatus": "unaffected",
          "packageName": "kernel-rt",
          "product": "Red Hat Enterprise Linux 8",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:enterprise_linux:9"
          ],
          "defaultStatus": "unaffected",
          "packageName": "kernel",
          "product": "Red Hat Enterprise Linux 9",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:enterprise_linux:9"
          ],
          "defaultStatus": "unaffected",
          "packageName": "kernel-rt",
          "product": "Red Hat Enterprise Linux 9",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://packages.fedoraproject.org/",
          "defaultStatus": "unaffected",
          "packageName": "kernel",
          "product": "Fedora",
          "vendor": "Fedora"
        }
      ],
      "datePublic": "2023-08-12T00:00:00+00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "A memory leak flaw was found in nft_set_catchall_flush in net/netfilter/nf_tables_api.c in the Linux Kernel. This issue may allow a local attacker to cause double-deactivations of catchall elements, which can result in a memory leak."
        }
      ],
      "metrics": [
        {
          "other": {
            "content": {
              "namespace": "https://access.redhat.com/security/updates/classification/",
              "value": "Moderate"
            },
            "type": "Red Hat severity rating"
          }
        },
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 5.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-402",
              "description": "Transmission of Private Resources into a New Sphere (\u0027Resource Leak\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-01-23T01:46:50.244Z",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "tags": [
            "vdb-entry",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/security/cve/CVE-2023-4569"
        },
        {
          "name": "RHBZ#2235470",
          "tags": [
            "issue-tracking",
            "x_refsource_REDHAT"
          ],
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2235470"
        },
        {
          "url": "https://patchwork.ozlabs.org/project/netfilter-devel/patch/20230812110526.49808-1-fw@strlen.de/"
        },
        {
          "url": "https://www.debian.org/security/2023/dsa-5492"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2023-08-28T00:00:00+00:00",
          "value": "Reported to Red Hat."
        },
        {
          "lang": "en",
          "time": "2023-08-12T00:00:00+00:00",
          "value": "Made public."
        }
      ],
      "title": "Kernel: information leak in nft_set_catchall_flush in net/netfilter/nf_tables_api.c",
      "workarounds": [
        {
          "lang": "en",
          "value": "Mitigation for this issue is to skip loading the affected module \"nftables\" onto the system until we have a fix available. This can be done by a blacklist mechanism that will ensure the driver is not loaded at boot time.\n~~~\nHow do I blacklist a kernel module to prevent it from loading automatically?\nhttps://access.redhat.com/solutions/41278 \n~~~"
        }
      ],
      "x_redhatCweChain": "CWE-402: Transmission of Private Resources into a New Sphere (\u0027Resource Leak\u0027)"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2023-4569",
    "datePublished": "2023-08-28T21:46:12.599Z",
    "dateReserved": "2023-08-28T19:20:15.017Z",
    "dateUpdated": "2024-08-02T07:31:06.509Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

Action not permitted