osv-2022-271
Vulnerability from osv_ossfuzz
Published
2022-03-22 00:01
Modified
2022-04-13 03:04
Summary
UNKNOWN READ in pdf14_buf_free
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=45892

Crash type: UNKNOWN READ
Crash state:
pdf14_buf_free
rc_pdf14_maskbuf_free
pdf14_end_transparency_mask
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "ghostscript",
        "purl": "pkg:generic/ghostscript"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "efab3239bc4a02827cafbc89149bb8d982ee8a8e"
            },
            {
              "fixed": "dc67c64d6d61f5fa9b065c03cabd237d67158802"
            },
            {
              "fixed": "a4b71ab352e9e9b3f849b3727944b6e8ec64e7b0"
            }
          ],
          "repo": "git://git.ghostscript.com/ghostpdl.git",
          "type": "GIT"
        }
      ],
      "versions": [
        "ghostpdl-9.56.0rc1",
        "ghostpdl-9.56.0rc1_release_tests_001",
        "ghostpdl-9.56.0rc1_release_tests_002",
        "ghostpdl-9.56.0rc2",
        "ghostpdl-9.56.0rc2_release_tests_001"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=45892\n\n```\nCrash type: UNKNOWN READ\nCrash state:\npdf14_buf_free\nrc_pdf14_maskbuf_free\npdf14_end_transparency_mask\n```\n",
  "id": "OSV-2022-271",
  "modified": "2022-04-13T03:04:34.441603Z",
  "published": "2022-03-22T00:01:47.478262Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=45892"
    }
  ],
  "schema_version": "1.2.0",
  "summary": "UNKNOWN READ in pdf14_buf_free"
}


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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.