QEMU CVE-2018-7858 Denial of Service Vulnerability

Bugtraq ID:	103350
Class:	Failure to Handle Exceptional Conditions
CVE:	CVE-2018-7858
Remote:	Yes
Local:	No
Published:	Mar 08 2018 12:00AM
Updated:	Mar 08 2018 12:00AM
Credit:	Ross Lagerwall of Citrix.
Vulnerable:	Redhat OpenStack Platform 9.0 Redhat OpenStack Platform 8.0 (Liberty) Redhat OpenStack Platform 8.0 Redhat OpenStack Platform 12 Redhat OpenStack Platform 11 Redhat OpenStack Platform 10 Redhat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7 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 QEMU QEMU 0
Not Vulnerable:

QEMU CVE-2018-7858 Denial of Service Vulnerability

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

Attackers can exploit this issue to crash the QEMU process, resulting in a denial-of-service condition.

QEMU CVE-2018-7858 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-2018-7858 Denial of Service Vulnerability

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

QEMU CVE-2018-7858 Denial of Service Vulnerability

References:

• [Qemu-devel] [PATCH] vga: fix region calculation (QEMU)
  
• Bug 1553402 - (CVE-2018-7858) CVE-2018-7858 Qemu: cirrus: OOB access when updati (Red Hat Bugzilla)
  
• CVE-2018-7858 (Red Hat Bugzilla)
  
• QEMU Homepage (QEMU)