6.4 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
25.3%
Xen through 4.8.x allows local 64-bit x86 HVM guest OS users to gain privileges by leveraging mishandling of SYSCALL singlestep during emulation.
www.debian.org/security/2017/dsa-3847
www.securityfocus.com/bid/94963
www.securitytracker.com/id/1037491
xenbits.xen.org/xsa/advisory-204.html