Description
An issue was discovered in Xen through 4.9.x allowing PV guest OS users to cause a denial of service (host OS crash) or gain host OS privileges in shadow mode by mapping a certain auxiliary page.
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.securitytracker.com/id/1040768 ↗
- https://xenbits.xen.org/xsa/advisory-248.html ↗
- https://lists.debian.org/debian-lts-announce/2018/01/msg00003.html ↗
- http://www.securityfocus.com/bid/102167 ↗
- https://lists.debian.org/debian-lts-announce/2018/10/msg00009.html ↗
- http://www.openwall.com/lists/oss-security/2017/12/12/4 ↗
- https://security.gentoo.org/glsa/201801-14 ↗
- https://www.debian.org/security/2018/dsa-4112 ↗
- https://support.citrix.com/article/CTX232096 ↗