CVE ID:	CVE-2016-3713
Description:	The msr_mtrr_valid function in arch/x86/kvm/mtrr.c in the Linux kernel before 4.6.1 supports MSR 0x2f8, which allows guest OS users to read or write to the kvm_arch_vcpu data structure, and consequently obtain sensitive information or cause a denial of service (system crash), via a crafted ioctl call.
Test IDs:	None available
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2016-3713 [oss-security] 20160516 CVE-2016-3713 Linux kernel: kvm: OOB r/w access issue with MSR 0x2F8 http://www.openwall.com/lists/oss-security/2016/05/16/2 http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9842df62004f366b9fed2423e24df10542ee0dc5 http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9842df62004f366b9fed2423e24df10542ee0dc5 http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.1 http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.1 https://bugzilla.redhat.com/show_bug.cgi?id=1332139 https://bugzilla.redhat.com/show_bug.cgi?id=1332139 https://github.com/torvalds/linux/commit/9842df62004f366b9fed2423e24df10542ee0dc5 https://github.com/torvalds/linux/commit/9842df62004f366b9fed2423e24df10542ee0dc5