osv-2026-97
Vulnerability from osv_ossfuzz
Published
2026-01-21 00:09
Modified
2026-01-28 14:23
Summary
Heap-buffer-overflow in vpx_wb_write_literal
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=476466137

Crash type: Heap-buffer-overflow WRITE 1
Crash state:
vpx_wb_write_literal
vp9_pack_bitstream
encode_frame_to_data_rate
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "fixed_range": "807c698468ee6264d6b206d74b9465b5acd97b5c:5de804c9b4d8d24882a31f5be287f1f688729db5"
      },
      "ecosystem_specific": {
        "severity": "HIGH"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "libvpx",
        "purl": "pkg:generic/libvpx"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "f72b9f6a85fdc4fbbec6402146fb653130330e8f"
            },
            {
              "fixed": "d5f35ac8d93cba7f7a3f7ddb8f9dc8bd28f785e1"
            },
            {
              "fixed": "5de804c9b4d8d24882a31f5be287f1f688729db5"
            }
          ],
          "repo": "https://chromium.googlesource.com/webm/libvpx",
          "type": "GIT"
        }
      ],
      "versions": [
        "v1.16.0-rc1",
        "v1.16.0"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=476466137\n\n```\nCrash type: Heap-buffer-overflow WRITE 1\nCrash state:\nvpx_wb_write_literal\nvp9_pack_bitstream\nencode_frame_to_data_rate\n```\n",
  "id": "OSV-2026-97",
  "modified": "2026-01-28T14:23:52.198239Z",
  "published": "2026-01-21T00:09:09.897624Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=476466137"
    }
  ],
  "schema_version": "1.7.3",
  "summary": "Heap-buffer-overflow in vpx_wb_write_literal"
}


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