Vulnerability in Xen

CVE-2014-7156

The x86_emulate function in arch/x86/x86_emulate/x86_emulate.c in Xen 3.3.x through 4.4.x does not check the supervisor mode permissions for instructions that generate software interrupts, which allows local HVM guest users to cause a denial of service (guest crash) via unspecified vectors.

EPSS: 0.008 (54.4th percentile) — read the EPSS interpretation.

Affected products

  • Xen — versions 3.3.0, 3.3.1, 3.3.2
  • N/a — versions n/a

Weakness classification (CWE)

References