Scientific Linux Security Update : qemu-kvm on SL6.x i386/x86_64 (20160128)
Medium Nessus Plugin ID 88483
SynopsisThe remote Scientific Linux host is missing one or more security updates.
DescriptionAn out-of-bounds read/write flaw was discovered in the way QEMU's Firmware Configuration device emulation processed certain firmware configurations. A privileged (CAP_SYS_RAWIO) guest user could use this flaw to crash the QEMU process instance or, potentially, execute arbitrary code on the host with privileges of the QEMU process.
After installing this update, shut down all running virtual machines.
Once all virtual machines have shut down, start them again for this update to take effect.
SolutionUpdate the affected packages.