Synopsis: Important: kvm security update Advisory ID: SLSA-2015:1189-1 Issue Date: 2015-06-25 CVE Numbers: CVE-2015-3209 -- A 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. -- SL5 x86_64 kmod-kvm-83-273.el5_11.x86_64.rpm kmod-kvm-debug-83-273.el5_11.x86_64.rpm kvm-83-273.el5_11.x86_64.rpm kvm-debuginfo-83-273.el5_11.x86_64.rpm kvm-qemu-img-83-273.el5_11.x86_64.rpm kvm-tools-83-273.el5_11.x86_64.rpm - Scientific Linux Development Team