{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2024-44938",
  "modified": "2026-10-07T17:22:01Z",
  "upstream": [
    "CVE-2024-44938"
  ],
  "published": "2024-08-26T11:21:31Z",
  "summary": "jfs: Fix shift-out-of-bounds in dbDiscardAG",
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\njfs: Fix shift-out-of-bounds in dbDiscardAG\n\nWhen searching for the next smaller log2 block, BLKSTOL2() returned 0,\ncausing shift exponent -1 to be negative.\n\nThis patch fixes the issue by exiting the loop directly when negative\nshift is found.",
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  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2024-44938"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/bb7c605a754823b86dd74f6537ccb9d38a9dec5a"
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      "url": "https://git.kernel.org/stable/c/234e6ea0855cdb5673d54ecaf7dc5c78f3e84630"
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    "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git",
    "upstream_modified": "2026-05-12T04:54:46Z"
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}