CVE-2015-7970
EPSS 0.07%Published: 10/30/2015Modified: 4/28/2026
Description
The p2m_pod_emergency_sweep function in arch/x86/mm/p2m-pod.c in Xen 3.4.x, 3.5.x, and 3.6.x is not preemptible, which allows local x86 HVM guest administrators to cause a denial of service (CPU consumption and possibly reboot) via crafted memory contents that triggers a "time-consuming linear scan," related to Populate-on-Demand.
Affected packages (1)
- Debian/xenfrom 0, < 4.6.0-1