CVE-2014-7155

Fixed in a distro release EPSS <1%

The x86_emulate function in arch/x86/x86_emulate/x86_emulate.c in Xen 4.4.x and earlier does not properly check supervisor mode permissions, which allows local HVM users to cause a denial of service (guest crash) or gain guest kernel mode privileges via vectors involving an (1) HLT, (2) LGDT, (3) LIDT, or (4) LMSW instruction.

Published 2014-10-02 · CVE record · OSV

Products: xen, debian_linux, fedoraproject fedora, opensuse

Distro releases