FreeBSD: xen-kernel -- x86: Privilege escalation in PV guests (CVE-2016-6258)
7
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
08/02/2016
07/25/2018
08/03/2016
10/30/2017
Description
The PV pagetable code in arch/x86/mm.c in Xen 4.7.x and earlier allows local 32-bit PV guest OS administrators to gain host OS privileges by leveraging fast-paths for updating pagetable entries.
Solution(s)
- freebsd-upgrade-package-xen-kernel
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