9.1 High
AI Score
Confidence
High
0.009 Low
EPSS
Percentile
83.1%
Xen through 4.8.x does not validate memory allocations during certain P2M operations, which allows guest OS users to obtain privileged host OS access, aka XSA-222.
www.debian.org/security/2017/dsa-3969
www.securityfocus.com/bid/99161
www.securitytracker.com/id/1038732
security.gentoo.org/glsa/201708-03
security.gentoo.org/glsa/201710-17
xenbits.xen.org/xsa/advisory-222.html