Scientific Linux Security Update : kvm on SL5.x x86_64
High Nessus Plugin ID 84538
SynopsisThe remote Scientific Linux host is missing one or more security updates.
DescriptionA flaw was found in the way QEMU's AMD PCnet Ethernet emulation handled multi-TMD packets with a length above 4096 bytes. A privileged guest user in a guest with an AMD PCNet ethernet card enabled could potentially use this flaw to execute arbitrary code on the host with the privileges of the hosting QEMU process. (CVE-2015-3209)
KVM must be 'restarted' before this update will take effect.
Shutdown all KVM virtual machines.
Either reboot or unload and reload the following kernel modules : kvm, ksm, kvm-intel or kvm-amd.
Start the KVM virtual machines.
SolutionUpdate the affected packages.