CVE-2014-8867
EPSS 0.13%
Description
The acceleration support for the "REP MOVS" instruction in Xen 4.4.x, 3.2.x, and earlier lacks properly bounds checking for memory mapped I/O (MMIO) emulated in the hypervisor, which allows local HVM guests to cause a denial of service (host crash) via unspecified vectors.
How to fix CVE-2014-8867
To remediate CVE-2014-8867, upgrade the affected package to a fixed version below.
- Debian/xen—upgrade to 4.4.1-5 or later
Is CVE-2014-8867 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 4.4.1-5