osv-2020-2276
Vulnerability from osv_ossfuzz
Published
2020-12-19 00:01
Modified
2022-04-13 03:04
Summary
Negative-size-param in tcos_decipher
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=28768

Crash type: Negative-size-param
Crash state:
tcos_decipher
sc_decipher
use_key
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "fixed_range": "3044557299a1524251bed74b8ab6a8bcdd98b2c2:fe6864c5f3ba9085acdac569b7567b911e01f445",
        "introduced_range": "2b78374e37b44e06a9f9ca45fc9ccf72081a27f6:978c912c7089fa4573add7140170feb9fcbe7f87"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "opensc"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "9ffb9bae63c8b7fbababb8481a83f1b575e59a18"
            },
            {
              "fixed": "fe6864c5f3ba9085acdac569b7567b911e01f445"
            }
          ],
          "repo": "https://github.com/OpenSC/OpenSC",
          "type": "GIT"
        }
      ],
      "versions": [
        "0.21.0",
        "0.21.0-rc1",
        "0.21.0-rc2"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=28768\n\n```\nCrash type: Negative-size-param\nCrash state:\ntcos_decipher\nsc_decipher\nuse_key\n```\n",
  "id": "OSV-2020-2276",
  "modified": "2022-04-13T03:04:41.586495Z",
  "published": "2020-12-19T00:01:12.908184Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=28768"
    }
  ],
  "summary": "Negative-size-param in tcos_decipher"
}


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.