ubuntu-cve-2014-3468
Vulnerability from osv_ubuntu
Published
2014-06-05 00:00
Modified
2026-04-22 07:37
Summary
Details

The asn1_get_bit_der function in GNU Libtasn1 before 3.6 does not properly report an error when a negative bit length is identified, which allows context-dependent attackers to cause out-of-bounds access via crafted ASN.1 data.

Severity
N/A (UNKNOWN)
medium
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "libtasn1-3-bin",
            "binary_version": "3.4-3ubuntu0.1"
          },
          {
            "binary_name": "libtasn1-6",
            "binary_version": "3.4-3ubuntu0.1"
          },
          {
            "binary_name": "libtasn1-bin",
            "binary_version": "3.4-3ubuntu0.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:14.04:LTS",
        "name": "libtasn1-6",
        "purl": "pkg:deb/ubuntu/libtasn1-6@3.4-3ubuntu0.1?arch=source\u0026distro=trusty"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.4-3ubuntu0.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "3.3-2",
        "3.4-2",
        "3.4-3"
      ]
    }
  ],
  "aliases": [],
  "details": "The asn1_get_bit_der function in GNU Libtasn1 before 3.6 does not properly report an error when a negative bit length is identified, which allows context-dependent attackers to cause out-of-bounds access via crafted ASN.1 data.",
  "id": "UBUNTU-CVE-2014-3468",
  "modified": "2026-04-22T07:37:42Z",
  "published": "2014-06-05T00:00:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2014-3468"
    },
    {
      "type": "REPORT",
      "url": "http://lists.gnu.org/archive/html/help-libtasn1/2014-05/msg00006.html"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-2294-1"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2014-3468"
    }
  ],
  "related": [
    "USN-2294-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2014-3468"
  ]
}



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