GNU Libtasn1 'parser_aux.c' Stack Based Buffer Overflow Vulnerability

Bugtraq ID:	73436
Class:	Input Validation Error
CVE:	CVE-2015-2806
Remote:	Yes
Local:	No
Published:	Mar 30 2015 12:00AM
Updated:	Jul 06 2016 03:03PM
Credit:	Hanno Böck
Vulnerable:	Ubuntu Ubuntu Linux 12.04 LTS i386 Ubuntu Ubuntu Linux 12.04 LTS amd64 Ubuntu Ubuntu Linux 10.04 sparc Ubuntu Ubuntu Linux 10.04 powerpc Ubuntu Ubuntu Linux 10.04 i386 Ubuntu Ubuntu Linux 10.04 ARM Ubuntu Ubuntu Linux 10.04 amd64 GNU Libtasn1 2.12 GNU Libtasn1 2.11 Gentoo Linux Debian Linux 6.0 sparc Debian Linux 6.0 s/390 Debian Linux 6.0 powerpc Debian Linux 6.0 mips Debian Linux 6.0 ia-64 Debian Linux 6.0 ia-32 Debian Linux 6.0 arm Debian Linux 6.0 amd64
Not Vulnerable:

GNU Libtasn1 'parser_aux.c' Stack Based Buffer Overflow Vulnerability

GNU Libtasn1 is prone to a stack-based buffer-overflow vulnerability because it fails to perform adequate boundary checks on user-supplied data.

A remote attacker may exploit this issue to execute arbitrary code in the context of the affected application. Failed attempts will likely cause a denial-of-service condition.

GNU Libtasn1 'parser_aux.c' Stack Based Buffer Overflow Vulnerability

An attacker can exploit this issue using readily available tools.

GNU Libtasn1 'parser_aux.c' Stack Based Buffer Overflow Vulnerability

Solution:
Updates are available. Please see the references or vendor advisory for more information.

GNU Libtasn1 'parser_aux.c' Stack Based Buffer Overflow Vulnerability

References: