osv-2022-821
Vulnerability from osv_ossfuzz
Published
2022-09-02 00:00
Modified
2022-09-02 00:00
Summary
Heap-buffer-overflow in ttfOutliner__BuildGlyphOutlineAux
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=50847

Crash type: Heap-buffer-overflow READ 4
Crash state:
ttfOutliner__BuildGlyphOutlineAux
ttfOutliner__Outline
gx_ttf_outline
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "ghostscript",
        "purl": "pkg:generic/ghostscript"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "631aecc58ee697ee514fec9b49cad19f237caa20"
            },
            {
              "fixed": "361febcf961baa853f34909cd3925ffa7f90e7ea"
            },
            {
              "fixed": "9abf36b47a1293479b1da6ec5cf269448909e201"
            }
          ],
          "repo": "git://git.ghostscript.com/ghostpdl.git",
          "type": "GIT"
        }
      ],
      "versions": [
        "ghostpdl-10.0.0_release_tests_002",
        "ghostpdl-10.0.0rc1"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=50847\n\n```\nCrash type: Heap-buffer-overflow READ 4\nCrash state:\nttfOutliner__BuildGlyphOutlineAux\nttfOutliner__Outline\ngx_ttf_outline\n```\n",
  "id": "OSV-2022-821",
  "modified": "2022-09-02T00:00:51.176468Z",
  "published": "2022-09-02T00:00:51.176206Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=50847"
    }
  ],
  "schema_version": "1.2.0",
  "summary": "Heap-buffer-overflow in ttfOutliner__BuildGlyphOutlineAux"
}


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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.