Description
An issue was discovered in Xen through 4.10.x allowing x86 PV guest OS users to cause a denial of service (host OS CPU hang) via non-preemptable L3/L4 pagetable freeing.
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://xenbits.xen.org/xsa/advisory-252.html ↗
- https://security.gentoo.org/glsa/201810-06 ↗
- http://www.securitytracker.com/id/1040773 ↗
- https://lists.debian.org/debian-lts-announce/2018/11/msg00013.html ↗
- https://lists.debian.org/debian-lts-announce/2018/03/msg00003.html ↗
- http://www.securityfocus.com/bid/103174 ↗
- https://www.debian.org/security/2018/dsa-4131 ↗
- https://support.citrix.com/article/CTX232655 ↗
- https://support.citrix.com/article/CTX232096 ↗