QEMU CVE-2017-13673 Denial of Service Vulnerability

Bugtraq ID:	100527
Class:	Failure to Handle Exceptional Conditions
CVE:	CVE-2017-13673
Remote:	Yes
Local:	No
Published:	Aug 24 2017 12:00AM
Updated:	Aug 24 2017 12:00AM
Credit:	David Buchanan
Vulnerable:	Redhat RHEV-M for Servers 0 Redhat OpenStack Platform 9.0 Redhat OpenStack Platform 8.0 (Liberty) Redhat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7 Redhat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7 Redhat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 6 Redhat Enterprise Linux 7 Redhat Enterprise Linux 6 + Trustix Secure Enterprise Linux 2.0 + Trustix Secure Linux 2.2 + Trustix Secure Linux 2.1 + Trustix Secure Linux 2.0 Redhat Enterprise Linux 5 QEMU QEMU 2.9 QEMU QEMU 2.8.1 QEMU QEMU 2.8 QEMU QEMU 2.8.1.1
Not Vulnerable:

QEMU CVE-2017-13673 Denial of Service Vulnerability

QEMU is prone to a denial-of-service vulnerability.

Attackers can exploit this issue to crash the Qemu process on the host, denying service to legitimate users.

QEMU 2.8.0 through 2.9.0 are vulnerable.

QEMU CVE-2017-13673 Denial of Service 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 CVE-2017-13673 Denial of Service Vulnerability

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

QEMU CVE-2017-13673 Denial of Service Vulnerability

References:

• [Qemu-devel] [PATCH v2] vga: fix display update region calculation (spli (Gnu.org)
  
• Bug 1486588 - (CVE-2017-13673) CVE-2017-13673 Qemu: vga: reachable assert failur (Red Hat)
  
• CVE-2017-13673 (Red Hat)
  
• CVE-2017-13673 Qemu: vga: reachable assert failure during during display update (openwall)
  
• QEMU Homepage (QEMU)