CVE-2014-9030
EPSS 1.6%
Description
The do_mmu_update function in arch/x86/mm.c in Xen 3.2.x through 4.4.x does not properly manage page references, which allows remote domains to cause a denial of service by leveraging control over an HVM guest and a crafted MMU_MACHPHYS_UPDATE.
How to fix CVE-2014-9030
To remediate CVE-2014-9030, upgrade the affected package to a fixed version below.
- Debian/xen—upgrade to 4.4.1-4 or later
Is CVE-2014-9030 being exploited?
Low — EPSS is 1.6%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 4.4.1-4