QEMU 'arch_init.c' Local Memory Corruption Vulnerability

Bugtraq ID:	71658
Class:	Unknown
CVE:	CVE-2014-7840
Remote:	No
Local:	Yes
Published:	Dec 11 2014 12:00AM
Updated:	Apr 13 2015 08:23PM
Credit:	Michael S. Tsirkin
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 QEMU QEMU 0 Gentoo Linux
Not Vulnerable:

QEMU 'arch_init.c' Local Memory Corruption Vulnerability

QEMU is prone to a local memory-corruption vulnerability.

Successfully exploiting this issue may allow attackers to execute arbitrary code on the host with the privileges of the QEMU process. Failed attacks may cause a denial-of-service condition.

QEMU 'arch_init.c' Local 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].

QEMU 'arch_init.c' Local Memory Corruption Vulnerability

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


Mandriva Business Server 1 X86 64

• Mandriva qemu-1.6.2-1.2.mbs1.x86_64.rpm
  http://www.mandriva.com/en/downloads/


• Mandriva qemu-img-1.6.2-1.2.mbs1.x86_64.rpm
  http://www.mandriva.com/en/downloads/

QEMU 'arch_init.c' Local Memory Corruption Vulnerability

References:

• [PATCH 0/4] migration: fix CVE-2014-7840 (Michael S. Tsirkin)
  
• Bug 1163075 - (CVE-2014-7840) CVE-2014-7840 qemu: insufficient parameter validat (Red Hat Bugzilla)
  
• migration: fix parameter validation on ram load (QEMU)
  
• QEMU Homepage (QEMU)