{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2024-49902",
  "modified": "2026-10-07T17:22:01Z",
  "upstream": [
    "CVE-2024-49902"
  ],
  "published": "2024-10-21T18:02:47Z",
  "summary": "jfs: check if leafidx greater than num leaves per dmap tree",
  "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.",
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  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2024-49902"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/d76b9a4c283c7535ae7c7c9b14984e75402951e1"
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    "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git",
    "upstream_modified": "2026-08-05T11:52:36Z"
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}