osv-2022-776
Vulnerability from osv_ossfuzz
Published
2022-08-24 00:00
Modified
2026-01-29 14:13
Summary
Heap-buffer-overflow in do_job
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=50528

Crash type: Heap-buffer-overflow WRITE 4
Crash state:
do_job
blosc_compress_context
blosc2_compress
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "HIGH"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "c-blosc2",
        "purl": "pkg:generic/c-blosc2"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "29d770956cab08bf610f73d23ecbf78a5d87b314"
            }
          ],
          "repo": "https://github.com/Blosc/c-blosc2.git",
          "type": "GIT"
        }
      ],
      "versions": [
        "v2.3.0",
        "v2.3.1",
        "v2.4.0",
        "v2.4.1",
        "v2.4.2",
        "v2.4.3",
        "v2.5.0",
        "v2.6.0",
        "v2.6.1",
        "v2.7.0",
        "v2.7.1",
        "v2.8.0",
        "v2.9.0",
        "v2.9.1",
        "v2.9.2",
        "v2.9.3",
        "v2.10.0",
        "v2.10.1",
        "v2.10.2",
        "v2.10.3",
        "v2.10.4",
        "v2.10.5",
        "v2.11.0",
        "v2.11.1",
        "v2.11.2",
        "v2.11.3",
        "v2.12.0",
        "v2.13.0",
        "v2.13.1",
        "v2.13.2",
        "v2.14.0",
        "v2.14.1",
        "v2.14.2",
        "v2.14.3",
        "v2.14.4",
        "v2.15.0",
        "v2.15.1",
        "v2.15.2",
        "v2.16.0",
        "v2.17.0",
        "v2.17.1",
        "v2.18.0",
        "v2.19.0",
        "v2.19.1",
        "v2.20.0",
        "v2.21.0",
        "v2.21.1",
        "v2.21.2",
        "v2.21.3",
        "v2.22.0",
        "v2.23.0"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=50528\n\n```\nCrash type: Heap-buffer-overflow WRITE 4\nCrash state:\ndo_job\nblosc_compress_context\nblosc2_compress\n```\n",
  "id": "OSV-2022-776",
  "modified": "2026-01-29T14:13:36.232274Z",
  "published": "2022-08-24T00:00:48.440951Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=50528"
    }
  ],
  "schema_version": "1.3.0",
  "summary": "Heap-buffer-overflow in do_job"
}


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