osv-2023-80
Vulnerability from osv_ossfuzz
Published
2023-02-18 13:01
Modified
2023-05-15 14:22
Summary
Heap-buffer-overflow in set_data
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=56037

Crash type: Heap-buffer-overflow READ {*}
Crash state:
set_data
ref_pkt
git_pkt_parse_line
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "libgit2",
        "purl": "pkg:generic/libgit2"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "b8fff35ab32a384f7e224d1afd06ef4fe1863e1f"
            },
            {
              "fixed": "11c89c386c8862f834097cdc5d9ed79634cf00f3"
            }
          ],
          "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=56037\n\n```\nCrash type: Heap-buffer-overflow READ {*}\nCrash state:\nset_data\nref_pkt\ngit_pkt_parse_line\n```\n",
  "id": "OSV-2023-80",
  "modified": "2023-05-15T14:22:01.756573Z",
  "published": "2023-02-18T13:01:03.496830Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=56037"
    }
  ],
  "schema_version": "1.4.0",
  "summary": "Heap-buffer-overflow in set_data"
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.