CVE-2016-4354

Severity: high (CVSS 7.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-06-13 · updated 2026-06-17
Weakness: CWE-119

Description

ber-decoder.c in Libksba before 1.3.3 uses an incorrect integer data type, which allows remote attackers to cause a denial of service (crash) via crafted BER data, which leads to a buffer overflow.

Affected products

Canonical Ubuntu Linux: 12.04, 14.04
GnuPG Libksba: through 1.3.2

References

http://git.gnupg.org/cgi-bin/gitweb.cgi?p=libksba.git%3Ba=commit%3Bh=aea7b6032865740478ca4b706850a5217f1c3887
http://www.openwall.com/lists/oss-security/2016/04/29/5
http://www.openwall.com/lists/oss-security/2016/04/29/8
http://www.ubuntu.com/usn/USN-2982-1
https://security.gentoo.org/glsa/201604-04
http://git.gnupg.org/cgi-bin/gitweb.cgi?p=libksba.git%3Ba=commit%3Bh=aea7b6032865740478ca4b706850a5217f1c3887
http://www.openwall.com/lists/oss-security/2016/04/29/5
http://www.openwall.com/lists/oss-security/2016/04/29/8
http://www.ubuntu.com/usn/USN-2982-1
https://security.gentoo.org/glsa/201604-04

Get alerted when CVE-2016-4354 or the next vulnerability affects your stack