Description
arch/x86/kvm/vmx.c in the Linux kernel through 4.9 mismanages the #BP and #OF exceptions, which allows guest OS users to cause a denial of service (guest OS crash) by declining to handle an exception thrown by an L2 guest.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://github.com/torvalds/linux/commit/ef85b67385436ddc1998f45f1d6a210f935b3388 ↗
- http://www.openwall.com/lists/oss-security/2016/12/15/3 ↗
- https://access.redhat.com/errata/RHSA-2017:2077 ↗
- https://access.redhat.com/errata/RHSA-2017:1842 ↗
- https://usn.ubuntu.com/3822-2/ ↗
- http://www.debian.org/security/2017/dsa-3804 ↗
- http://www.securityfocus.com/bid/94933 ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=1404924 ↗
- https://usn.ubuntu.com/3822-1/ ↗
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ef85b67385436ddc1998f45f1d6a210f935b3388 ↗