CVE-2014-5148
EPSS 0.16%
Description
Xen 4.4.x, when running on an ARM system and "handling an unknown system register access from 64-bit userspace," returns to an instruction of the trap handler for kernel space faults instead of an instruction that is associated with faults in 64-bit userspace, which allows local guest users to cause a denial of service (crash) and possibly gain privileges via a crafted process.
How to fix CVE-2014-5148
To remediate CVE-2014-5148, upgrade the affected package to a fixed version below.
- Debian/xen—upgrade to 4.4.1-1 or later
Is CVE-2014-5148 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 4.4.1-1