GNU glibc 'xc_cpupool_getinfo()' Function Use After Free Memory Corruption Vulnerability

Bugtraq ID:	68006
Class:	Unknown
CVE:	CVE-2014-4043
Remote:	Yes
Local:	No
Published:	Jun 11 2014 12:00AM
Updated:	Nov 03 2015 07:03PM
Credit:	David Reid, Alex Gaynor, and Glyph Lefkowitz
Vulnerable:	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 SuSE SUSE Linux Enterprise Server 11 SP1 LTSS + Linux kernel 2.6.5 + Linux kernel 2.6.5 SuSE SUSE Linux Enterprise Server 10 SP3 LTSS + Linux kernel 2.6.5 S.u.S.E. openSUSE 13.1 Mandriva Business Server 1 X86 64 Mandriva Business Server 1 GNU glibc 2.19 GNU glibc 2.18 GNU glibc 2.17 GNU glibc 2.16 GNU glibc 2.15 GNU glibc 2.14 GNU glibc 2.13 GNU glibc 2.12 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 glibc 2.20

GNU glibc 'xc_cpupool_getinfo()' Function Use After Free Memory Corruption Vulnerability

GNU glibc is prone to a memory-corruption vulnerability.

Successful exploits may allow attackers to execute arbitrary code within the context of application. Failed attacks may cause a denial-of-service condition.

GNU glibc prior to 2.20 are vulnerable.

GNU glibc 'xc_cpupool_getinfo()' Function Use After Free Memory Corruption Vulnerability

Currently, we are not aware of any working exploits. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

GNU glibc 'xc_cpupool_getinfo()' Function Use After Free Memory Corruption Vulnerability

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

GNU glibc 'xc_cpupool_getinfo()' Function Use After Free Memory Corruption Vulnerability

References:

• GNU C Library Homepage (GNU)