Description
Certain MMU virtualization operations in Xen 4.2.x through 4.4.x before the xsa97-hap patch, when using Hardware Assisted Paging (HAP), 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-2014-5149.
Metrics
CVSS 2.0 4.7/10
AV:L/AC:M/Au:N/C:N/I:N/A:CWeakness enumeration
Affected software
No affected versions have been published.
Timeline
- Published
- Aug 22, 2014
- Last modified
- Jun 17, 2026
- NVD status
- Modified