GHSA-H3HV-FPF3-C5JM

Vulnerability from github – Published: 2024-05-21 15:31 – Updated: 2025-05-12 21:30
VLAI?
Details

In the Linux kernel, the following vulnerability has been resolved:

smackfs: restrict bytes count in smk_set_cipso()

Oops, I failed to update subject line.

From 07571157c91b98ce1a4aa70967531e64b78e8346 Mon Sep 17 00:00:00 2001 Date: Mon, 12 Apr 2021 22:25:06 +0900 Subject: [PATCH] smackfs: restrict bytes count in smk_set_cipso()

Commit 7ef4c19d245f3dc2 ("smackfs: restrict bytes count in smackfs write functions") missed that count > SMK_CIPSOMAX check applies to only format == SMK_FIXED24_FMT case.

Severity ?
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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{
  "affected": [],
  "aliases": [
    "CVE-2021-47336"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-05-21T15:15:20Z",
    "severity": "HIGH"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nsmackfs: restrict bytes count in smk_set_cipso()\n\nOops, I failed to update subject line.\n\nFrom 07571157c91b98ce1a4aa70967531e64b78e8346 Mon Sep 17 00:00:00 2001\nDate: Mon, 12 Apr 2021 22:25:06 +0900\nSubject: [PATCH] smackfs: restrict bytes count in smk_set_cipso()\n\nCommit 7ef4c19d245f3dc2 (\"smackfs: restrict bytes count in smackfs write\nfunctions\") missed that count \u003e SMK_CIPSOMAX check applies to only\nformat == SMK_FIXED24_FMT case.",
  "id": "GHSA-h3hv-fpf3-c5jm",
  "modified": "2025-05-12T21:30:55Z",
  "published": "2024-05-21T15:31:43Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-47336"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/135122f174c357b7a3e58f40fa5792156c5e93e6"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/258fd821f69378453c071b9dd767b298810fc766"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3780348c1a0e14ffefcaf1fc521f815bcaac94b0"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/49ec114a6e62d8d320037ce71c1aaf9650b3cafd"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5c2dca9a7a7ff6a2df34158903515e2e4fd3d2b2"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5f9880403e6b71d56924748ba331daf836243fca"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/8f5c773a2871cf446e3f36b2834fb25bbb28512b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/cbd87ba6a13891acf6180783f8234a8b7a3e3d4d"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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