QEMU 'cirrus_vga.c' Security Bypass Vulnerability

Bugtraq ID:	71477
Class:	Unknown
CVE:	CVE-2014-8106
Remote:	Yes
Local:	No
Published:	Dec 04 2014 12:00AM
Updated:	Mar 07 2017 01:08AM
Credit:	Paolo Bonzini of Red Hat
Vulnerable:	Ubuntu Ubuntu Linux 14.10 Ubuntu Ubuntu Linux 14.04 LTS 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 SuSE Linux Enterprise Server for SAP 12 SuSE Linux Enterprise Server 12-LTSS Redhat OpenStack 5.0 for RHEL 6 Redhat OpenStack 4.0 Redhat Enterprise Linux Workstation 6 Redhat Enterprise Linux Server EUS 6.6.z Redhat Enterprise Linux Server 6 Redhat Enterprise Linux HPC Node 6 Redhat Enterprise Linux Desktop 6 QEMU QEMU 2.0 rc3 QEMU QEMU 2.0 rc2 QEMU QEMU 2.0 QEMU QEMU 1.7.1 QEMU QEMU 1.6 rc3 QEMU QEMU 1.6 RC2 QEMU QEMU 1.6 rc1 QEMU QEMU 0.15.2 QEMU QEMU 0.15.1 QEMU QEMU 0.14 QEMU QEMU 0.13 QEMU QEMU 0.12.4 QEMU QEMU 0.12.3 QEMU QEMU 0.12.2 QEMU QEMU 0.12.1 QEMU QEMU 0.12 QEMU QEMU 0.10.6 QEMU QEMU 0.10.4 QEMU QEMU 0.9.1 QEMU QEMU 0.9 QEMU QEMU 0.8.2 QEMU QEMU 0.6.1 QEMU QEMU 2.2 QEMU QEMU 2.0.0 RC1 QEMU QEMU 2.0.0 Rc0 QEMU QEMU 1.6.2 QEMU QEMU 1.6.1 QEMU QEMU 1.6.0 QEMU QEMU 1.5.3 QEMU QEMU 1.5.2 QEMU QEMU 1.5.1 QEMU QEMU 1.5.0 Rc3 QEMU QEMU 1.5.0 Rc2 QEMU QEMU 1.5.0 Rc1 QEMU QEMU 1.5.0 QEMU QEMU 1.4.2 QEMU QEMU 1.4.1 QEMU QEMU 1.4.0 QEMU QEMU 1.3 QEMU QEMU 1.2.0-rc3 QEMU QEMU 1.2.0 QEMU QEMU 1.1 Rc4 QEMU QEMU 1.1 RC3 QEMU QEMU 1.1 RC2 QEMU QEMU 1.1 RC1 QEMU QEMU 1.1 QEMU QEMU 1.0.1 QEMU QEMU 1.0 Rc4 QEMU QEMU 1.0 RC3 QEMU QEMU 1.0 Rc2 QEMU QEMU 1.0 Rc1 QEMU QEMU 0.8.1 QEMU QEMU 0.8.0 QEMU QEMU 0.7.2 QEMU QEMU 0.7.1 QEMU QEMU 0.7.0 QEMU QEMU 0.6.0 QEMU QEMU 0.5.5 QEMU QEMU 0.5.4 QEMU QEMU 0.5.3 QEMU QEMU 0.5.2 QEMU QEMU 0.5.1 QEMU QEMU 0.5.0 QEMU QEMU 0.4.3 QEMU QEMU 0.4.2 QEMU QEMU 0.4.1 QEMU QEMU 0.4 QEMU QEMU 0.3 QEMU QEMU 0.2 QEMU QEMU 0.15.0 Rc2 QEMU QEMU 0.15.0 Rc1 QEMU QEMU 0.14.1 QEMU QEMU 0.14.0 Rc2 QEMU QEMU 0.14.0 Rc1 QEMU QEMU 0.14.0 Rc0 QEMU QEMU 0.13.0 Rc1 QEMU QEMU 0.13.0 Rc0 QEMU QEMU 0.12.5 QEMU QEMU 0.12.0 Rc2 QEMU QEMU 0.12.0 Rc1 QEMU QEMU 0.11.1 QEMU QEMU 0.11.0-Rc2 QEMU QEMU 0.11.0-Rc1 QEMU QEMU 0.11.0-Rc0 QEMU QEMU 0.11.0 Rc2 QEMU QEMU 0.11.0 Rc1 QEMU QEMU 0.11.0 Rc0 QEMU QEMU 0.11.0 QEMU QEMU 0.10.5 QEMU QEMU 0.10.3 QEMU QEMU 0.10.2 QEMU QEMU 0.10.1 QEMU QEMU 0.10.0 QEMU QEMU 0.1.6 QEMU QEMU 0.1.5 QEMU QEMU 0.1.4 QEMU QEMU 0.1.3 QEMU QEMU 0.1.2 QEMU QEMU 0.1.1 QEMU QEMU 0.1 Oracle Enterprise Linux 7 Oracle Enterprise Linux 6.2 Oracle Enterprise Linux 6 Mandriva Business Server 1 X86 64 Mandriva Business Server 1 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 CentOS CentOS 6
Not Vulnerable:

QEMU 'cirrus_vga.c' Security Bypass Vulnerability

QEMU is prone to a security-bypass vulnerability.

An attacker may exploit this issue to bypass certain security restrictions and perform unauthorized actions. This may lead to further attacks.

QEMU 'cirrus_vga.c' Security Bypass 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 'cirrus_vga.c' Security Bypass Vulnerability

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

QEMU 'cirrus_vga.c' Security Bypass Vulnerability

References:

• Bug 1169454 - (CVE-2014-8106) CVE-2014-8106 qemu: cirrus: insufficient blit regi (Red Hat Bugzilla)
  
• CVE-2014-8106 qemu: cirrus: insufficient blit region checks (Petr Matousek)
  
• QEMU Homepage (QEMU)
  
• RHSA-2015:0867-1 Important: qemu-kvm security and bug fix update (Red Hat)
  
• Security Advisory Important: qemu-kvm-rhev security update (Red Hat)