Published: 13/06/2016 Updated: 07/11/2023

CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10

CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9

VMScore: 445

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Off-by-one error in the append_utf8_value function in the DN decoder (dn.c) in Libksba prior to 1.3.4 allows remote malicious users to cause a denial of service (out-of-bounds read) via invalid utf-8 encoded data. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-4356.

Vulnerable Product	Search on Vulmon	Subscribe to Product
gnupg libksba
canonical ubuntu linux 12.04
canonical ubuntu linux 16.04
canonical ubuntu linux 15.10
canonical ubuntu linux 14.04
opensuse leap 42.1
opensuse opensuse 13.2

Libksba could be made to crash or run programs if it decoded specially crafted data ...

The following security-related issues were resolved: Incomplete fix for CVE-2016-4356 (CVE-2016-4574)Out-of-bounds read in _ksba_ber_parse_tl (CVE-2016-4579) ...

CWE-189 http://www.openwall.com/lists/oss-security/2016/05/10/3 http://www.ubuntu.com/usn/USN-2982-1 http://www.openwall.com/lists/oss-security/2016/05/10/4 http://lists.opensuse.org/opensuse-updates/2016-05/msg00087.html http://lists.opensuse.org/opensuse-updates/2016-06/msg00028.html http://git.gnupg.org/cgi-bin/gitweb.cgi?p=libksba.git%3Ba=commit%3Bh=6be61daac047d8e6aa941eb103f8e71a1d4e3c75 https://usn.ubuntu.com/2982-1/https://nvd.nist.gov

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CVE-2016-4574

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