UBUNTU-CVE-2014-3468

The asn1getbit_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.

References

Affected packages

Ubuntu:14.04:LTS / libtasn1-6

Package

Name: libtasn1-6
Purl: pkg:deb/ubuntu/libtasn1-6@3.4-3ubuntu0.1?arch=source&distro=trusty

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

3.4-3ubuntu0.1

Affected versions

3.*

3.3-2

3.4-2

3.4-3

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "3.4-3ubuntu0.1",
            "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"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2014/UBUNTU-CVE-2014-3468.json"