osv-2020-990
Vulnerability from osv_ossfuzz
Published
2020-07-22 21:49
Modified
2022-04-13 03:04
Summary
UNKNOWN READ in FLAC__crc16_update_words32
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16457

Crash type: UNKNOWN READ
Crash state:
FLAC__crc16_update_words32
crc16_update_block_
bitreader_read_from_client_
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "fixed_range": "2409f5f39ddb9a4f89603eb4ff8480fa7f0726b2:5598543a9663a846a0b7e42f395207bc44381e41"
      },
      "ecosystem_specific": {
        "introduced_range": "unknown:4ca0d85c5d0ea3e9d9afc4ac53b5187c9ab98689",
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "flac"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "4ca0d85c5d0ea3e9d9afc4ac53b5187c9ab98689"
            },
            {
              "fixed": "c34c3459b514df02d922a882d406986e7f47afa4"
            },
            {
              "introduced": "a718a5ac2d16ac2b0f4122f93daa0b48626d905d"
            },
            {
              "fixed": "5598543a9663a846a0b7e42f395207bc44381e41"
            }
          ],
          "repo": "https://github.com/xiph/flac.git",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16457\n\n```\nCrash type: UNKNOWN READ\nCrash state:\nFLAC__crc16_update_words32\ncrc16_update_block_\nbitreader_read_from_client_\n```\n",
  "id": "OSV-2020-990",
  "modified": "2022-04-13T03:04:40.541494Z",
  "published": "2020-07-22T21:49:38.553384Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16457"
    }
  ],
  "summary": "UNKNOWN READ in FLAC__crc16_update_words32"
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

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.