What’s Vulnerable › Vulnerabilities

CVE-2015-2806

• Severity: critical (CVSS 10.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 7.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2015-04-10 · updated 2026-06-17
• Weakness: CWE-119

Description

Stack-based buffer overflow in asn1_der_decoding in libtasn1 before 4.4 allows remote attackers to have unspecified impact via unknown vectors.

Affected products

• Canonical Ubuntu Linux: 10.04, 12.04, 14.04, 14.10
• Debian Linux: 7.0
• Fedoraproject Fedora: 20, 21, 22
• GnuTLS libtasn1: through 4.3

References

• http://git.savannah.gnu.org/gitweb/?p=libtasn1.git%3Ba=commit%3Bh=4d4f992826a4962790ecd0cce6fbba4a415ce149
• http://lists.fedoraproject.org/pipermail/package-announce/2015-April/154741.html
• http://lists.fedoraproject.org/pipermail/package-announce/2015-April/154805.html
• http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155117.html
• http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155270.html
• http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155435.html
• http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155483.html
• http://www.debian.org/security/2015/dsa-3220
• http://www.mandriva.com/security/advisories?name=MDVSA-2015:193
• http://www.openwall.com/lists/oss-security/2015/03/29/4
• http://www.openwall.com/lists/oss-security/2015/03/31/2
• http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html

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