Description
The (1) ioport_read and (2) ioport_write functions in Xen, when qemu is used as a device model within Xen, might allow local x86 HVM guest OS administrators to gain qemu process privileges via vectors involving an out-of-range ioport access.
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
- http://www.securityfocus.com/bid/94699 ↗
- https://security.gentoo.org/glsa/201612-56 ↗
- https://support.citrix.com/article/CTX219136 ↗
- https://lists.debian.org/debian-lts-announce/2018/02/msg00005.html ↗
- http://xenbits.xen.org/xsa/advisory-199.html ↗
- http://www.securitytracker.com/id/1037397 ↗
- http://rhn.redhat.com/errata/RHSA-2016-2963.html ↗