Field Assessment
AI analysis pending.
CVE
CVE-2015-4164
Severity
MEDIUM
CVSS
4.9
EPSS
0.44%
Original Filing — NVD Description
The compat_iret function in Xen 3.1 through 4.5 iterates the wrong way through a loop, which allows local 32-bit PV guest administrators to cause a denial of service (large loop and system hang) via a hypercall_iret call with EFLAGS.VM set.