Vulnerability in Xen

CVE-2014-8867

The acceleration support for the "REP MOVS" instruction in Xen 4.4.x, 3.2.x, and earlier lacks properly bounds checking for memory mapped I/O (MMIO) emulated in the hypervisor, which allows local HVM guests to cause a denial of service (host crash) via unspecified vectors.

EPSS: 0.005 (37.8th percentile) — read the EPSS interpretation.

Affected products

Weakness classification (CWE)

References