Vulnerability in Xen

CVE-2014-5149

Certain MMU virtualization operations in Xen 4.2.x through 4.4.x, when using shadow pagetables, are not preemptible, which allows local HVM guest to cause a denial of service (vcpu consumption) by invoking these operations, which process every page assigned to a guest, a different vulnerability than CVE-2014-5146.

EPSS: 0.004 (35.1th percentile) — read the EPSS interpretation.

Affected products

  • Xen — versions 4.2.0, 4.2.1, 4.2.2
  • Opensuse — versions 13.1, 13.2
  • N/a — versions n/a

Weakness classification (CWE)

References