osv-2021-1437
Vulnerability from osv_ossfuzz
Published
2021-10-11 00:01
Modified
2022-04-13 03:38
Summary
Heap-buffer-overflow in unpack_32bit
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=39799

Crash type: Heap-buffer-overflow WRITE 4
Crash state:
unpack_32bit
exr_decoding_run
Imf_3_1::checkCoreFile
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "fixed_range": "9d05d50eddacf4c5afac725617e12dfb5407e3cb:06575aaaf7eb0bff820585123449dd8967b47f46"
      },
      "ecosystem_specific": {
        "severity": "HIGH"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "openexr"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5ae1ec0fd948e9e1009093148126636b5bbce4d8"
            },
            {
              "fixed": "b39b63a1d2989a90655cd9b02b0fe8af8cd8c017"
            },
            {
              "fixed": "06575aaaf7eb0bff820585123449dd8967b47f46"
            },
            {
              "introduced": "526d92aa76bc79556d73c4e01ac2c2100a601ed4"
            },
            {
              "fixed": "8b65408c5db588eb4ec7e0563040b1ce356c6691"
            }
          ],
          "repo": "https://github.com/AcademySoftwareFoundation/openexr",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=39799\n\n```\nCrash type: Heap-buffer-overflow WRITE 4\nCrash state:\nunpack_32bit\nexr_decoding_run\nImf_3_1::checkCoreFile\n```\n",
  "id": "OSV-2021-1437",
  "modified": "2022-04-13T03:38:15.105099Z",
  "published": "2021-10-11T00:01:37.363287Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=39799"
    }
  ],
  "summary": "Heap-buffer-overflow in unpack_32bit"
}


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