Important CentOS kvm Security Update


kmod-kvm-83-274.el5.centos.x86_64.rpm, kmod-kvm-debug-83-274.el5.centos.x86_64.rpm, kvm-83-274.el5.centos.src.rpm, kvm-83-274.el5.centos.x86_64.rpm, kvm-qemu-img-83-274.el5.centos.x86_64.rpm, kvm-tools-83-274.el5.centos.x86_64.rpm
2017-07-27 19:10
Important CentOS xen Security Update
CVE-2015-5279 qemu
CVE-2015-5279 xen
CVE-2015-5279 qemu-kvm
2017-04-01 19:09
2017-01-05 20:13


Updated kvm packages that fix one security issue are now available for Red
Hat Enterprise Linux 5.

Red Hat Product Security has rated this update as having Important security
impact. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available from the CVE link in the
References section.

KVM (Kernel-based Virtual Machine) is a full virtualization solution for
Linux on AMD64 and Intel 64 systems.

A heap buffer overflow flaw was found in the way QEMU's NE2000 NIC
emulation implementation handled certain packets received over the network.
A privileged user inside a guest could use this flaw to crash the QEMU
instance (denial of service) or potentially execute arbitrary code on
the host. (CVE-2015-5279)

Red Hat would like to thank Qinghao Tang of QIHU 360 Inc. for reporting
this issue.

All kvm users are advised to upgrade to these updated packages, which
contain a backported patch to correct this issue. Note: The procedure in
the Solution section must be performed before this update will take effect.
Please see

Am I vulnerable?

The constraints below list the versions that this vulnerability is patched in, and versions that are unaffected. If a patch is ready but unrealeased, then it is pending.

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Affected package information

Release Package Patched in
5 kmod-kvm kmod-kvm-83-274.el5.centos.x86_64.rpm
kmod-kvm-debug kmod-kvm-debug-83-274.el5.centos.x86_64.rpm
kvm kvm-83-274.el5.centos.src.rpm
kvm kvm-83-274.el5.centos.x86_64.rpm
kvm-qemu-img kvm-qemu-img-83-274.el5.centos.x86_64.rpm
kvm-tools kvm-tools-83-274.el5.centos.x86_64.rpm