GHSA-Q2X4-35QF-P4QW

Vulnerability from github – Published: 2024-10-21 18:30 – Updated: 2026-05-12 12:32
VLAI
Details

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

jfs: check if leafidx greater than num leaves per dmap tree

syzbot report a out of bounds in dbSplit, it because dmt_leafidx greater than num leaves per dmap tree, add a checking for dmt_leafidx in dbFindLeaf.

Shaggy: Modified sanity check to apply to control pages as well as leaf pages.

Severity
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
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{
  "affected": [],
  "aliases": [
    "CVE-2024-49902"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-10-21T18:15:12Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\njfs: check if leafidx greater than num leaves per dmap tree\n\nsyzbot report a out of bounds in dbSplit, it because dmt_leafidx greater\nthan num leaves per dmap tree, add a checking for dmt_leafidx in dbFindLeaf.\n\nShaggy:\nModified sanity check to apply to control pages as well as leaf pages.",
  "id": "GHSA-q2x4-35qf-p4qw",
  "modified": "2026-05-12T12:32:11Z",
  "published": "2024-10-21T18:30:57Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-49902"
    },
    {
      "type": "WEB",
      "url": "https://cert-portal.siemens.com/productcert/html/ssa-265688.html"
    },
    {
      "type": "WEB",
      "url": "https://cert-portal.siemens.com/productcert/html/ssa-355557.html"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/058aa89b3318be3d66a103ba7c68d717561e1dc6"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2451e5917c56be45d4add786e2a059dd9c2c37c4"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/25d2a3ff02f22e215ce53355619df10cc5faa7ab"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/35b91f15f44ce3c01eba058ccb864bb04743e792"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4a7bf6a01fb441009a6698179a739957efd88e38"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7fff9a9f866e99931cf6fa260288e55d01626582"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/cb0eb10558802764f07de1dc439c4609e27cb4f0"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d64ff0d2306713ff084d4b09f84ed1a8c75ecc32"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d76b9a4c283c7535ae7c7c9b14984e75402951e1"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}



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