osv-2023-56
Vulnerability from osv_ossfuzz
Published
2023-02-07 13:00
Modified
2023-04-24 14:22
Summary
Heap-buffer-overflow in git_oid_raw_cmp
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=55724

Crash type: Heap-buffer-overflow READ {*}
Crash state:
git_oid_raw_cmp
commit_graph_parse_oid_lookup
git_commit_graph_file_parse
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "libgit2",
        "purl": "pkg:generic/libgit2"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6de3221debf785c328842667eb04c07c747c73a0"
            },
            {
              "fixed": "b899fda3d88dc92f50e73544fb7524a1c3c70354"
            }
          ],
          "repo": "https://github.com/libgit2/libgit2",
          "type": "GIT"
        }
      ],
      "versions": [
        "v1.6.1",
        "v1.6.2",
        "v1.6.3",
        "v1.6.4"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=55724\n\n```\nCrash type: Heap-buffer-overflow READ {*}\nCrash state:\ngit_oid_raw_cmp\ncommit_graph_parse_oid_lookup\ngit_commit_graph_file_parse\n```\n",
  "id": "OSV-2023-56",
  "modified": "2023-04-24T14:22:48.200282Z",
  "published": "2023-02-07T13:00:10.989656Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=55724"
    }
  ],
  "schema_version": "1.4.0",
  "summary": "Heap-buffer-overflow in git_oid_raw_cmp"
}


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Detection rules are retrieved from Rulezet.