7.4 High
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
32.1%
Xen through 4.8.x on 64-bit platforms mishandles page tables after an IRET hypercall, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-213.
www.securityfocus.com/bid/98426
www.securitytracker.com/id/1038386
blog.xenproject.org/2017/05/02/updates-on-xsa-213-xsa-214-and-xsa-215/
security.gentoo.org/glsa/201705-11
xenbits.xen.org/xsa/advisory-213.html