CVE-2016-3712 Red Hat Update for qemu-kvm Security (RHSA-2017:0621)

Kernel-based Virtual Machine (KVM) is a full virtualization solution for Linux on a variety of architectures.

An integer overflow flaw and an out-of-bounds read flaw were found in the way QEMU's VGA emulator set certain VGA registers while in VBE mode. A privileged guest user could use this flaw to crash the QEMU process instance. (CVE-2016-3712)

A privileged guest user could use this flaw to crash the QEMU process instance.

Upgrade to the latest packages which contain a patch. Refer to Applying Package Updates to RHEL system for details.

Refer to Red Hat security advisory RHSA-2017:0621 to address this issue and obtain more information.

Patch:
Following are links for downloading patches to fix the vulnerabilities:

RHSA-2017:0621: Red Hat Enterprise Linux