CVE-2012-5515
EPSS 0.14%
Description
The (1) XENMEM_decrease_reservation, (2) XENMEM_populate_physmap, and (3) XENMEM_exchange hypercalls in Xen 4.2 and earlier allow local guest administrators to cause a denial of service (long loop and hang) via a crafted extent_order value.
How to fix CVE-2012-5515
To remediate CVE-2012-5515, upgrade the affected package to a fixed version below.
- Debian/xen—upgrade to 4.1.3-5 or later
Is CVE-2012-5515 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 4.1.3-5