osv-2026-30
Vulnerability from osv_ossfuzz
Published
2026-01-11 00:08
Modified
2026-01-11 00:08
Summary
Use-of-uninitialized-value in vp9_quantize_fp_avx2
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=474614578

Crash type: Use-of-uninitialized-value
Crash state:
vp9_quantize_fp_avx2
block_yrd
vp9_pick_inter_mode
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "fixed_range": "3383144ae67b9539279dd72ea236d29270e56da4:1a400b808407a49d6ee626e8e6015c5cd9df6298"
      },
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "libvpx",
        "purl": "pkg:generic/libvpx"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "3383144ae67b9539279dd72ea236d29270e56da4"
            },
            {
              "fixed": "1a400b808407a49d6ee626e8e6015c5cd9df6298"
            }
          ],
          "repo": "https://chromium.googlesource.com/webm/libvpx",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=474614578\n\n```\nCrash type: Use-of-uninitialized-value\nCrash state:\nvp9_quantize_fp_avx2\nblock_yrd\nvp9_pick_inter_mode\n```\n",
  "id": "OSV-2026-30",
  "modified": "2026-01-11T00:08:32.392050Z",
  "published": "2026-01-11T00:08:32.391680Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=474614578"
    }
  ],
  "schema_version": "1.7.3",
  "summary": "Use-of-uninitialized-value in vp9_quantize_fp_avx2"
}


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Detection rules are retrieved from Rulezet.