osv-2021-786
Vulnerability from osv_ossfuzz
Published
2021-05-23 00:00
Modified
2022-04-13 03:04
Summary
Heap-buffer-overflow in jxl::PerformAlphaWeightedAdd
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=34518

Crash type: Heap-buffer-overflow WRITE {*}
Crash state:
jxl::PerformAlphaWeightedAdd
jxl::PerformBlending
jxl::ImageBlender::RectBlender::DoBlending
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "fixed_range": "fc8dbfdb441f618441eb7ccb3ea97e92ab445e60:de199fe59cde38290709c7eb0d25406daa1314d7"
      },
      "ecosystem_specific": {
        "introduced_range": "d577b18e6968785e9a0d6d41e56f6c1a79965266:9f01132466b330de1a485c9f01f226b2b4c57c28",
        "severity": "HIGH"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "libvips"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "b78812f20018eadea7fb3e2774ef267b894b14bb"
            },
            {
              "fixed": "fc8dbfdb441f618441eb7ccb3ea97e92ab445e60"
            },
            {
              "fixed": "de199fe59cde38290709c7eb0d25406daa1314d7"
            }
          ],
          "repo": "https://github.com/libvips/libvips",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=34518\n\n```\nCrash type: Heap-buffer-overflow WRITE {*}\nCrash state:\njxl::PerformAlphaWeightedAdd\njxl::PerformBlending\njxl::ImageBlender::RectBlender::DoBlending\n```\n",
  "id": "OSV-2021-786",
  "modified": "2022-04-13T03:04:38.113052Z",
  "published": "2021-05-23T00:00:28.775952Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=34518"
    }
  ],
  "summary": "Heap-buffer-overflow in jxl::PerformAlphaWeightedAdd"
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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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.