osv-2026-91
Vulnerability from osv_ossfuzz
Published
2026-01-20 00:09
Modified
2026-01-20 00:09
Summary
Use-after-poison in compress.cc
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=476224483

Crash type: Use-after-poison READ 1
Crash state:
compress.cc
LLVMFuzzerRunDriver
self_destruct
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "fixed_range": "afcfbb97d29977b80fef3e4b7dc15d27bbf60bea:3eb879acf4ce1efb4750688e864af172d34a4e0a",
        "introduced_range": "2ec437488f1606c123ef3bd2d807ed09fd578a70:afcfbb97d29977b80fef3e4b7dc15d27bbf60bea"
      },
      "ecosystem_specific": {
        "severity": "HIGH"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "libjpeg-turbo",
        "purl": "pkg:generic/libjpeg-turbo"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "43b0c0536bde8d367f5031e7990228928650c5b3"
            },
            {
              "fixed": "3eb879acf4ce1efb4750688e864af172d34a4e0a"
            }
          ],
          "repo": "https://github.com/libjpeg-turbo/libjpeg-turbo",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=476224483\n\n```\nCrash type: Use-after-poison READ 1\nCrash state:\ncompress.cc\nLLVMFuzzerRunDriver\nself_destruct\n```\n",
  "id": "OSV-2026-91",
  "modified": "2026-01-20T00:09:07.160128Z",
  "published": "2026-01-20T00:09:07.159786Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=476224483"
    }
  ],
  "schema_version": "1.7.3",
  "summary": "Use-after-poison in compress.cc"
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.