CVE-2013-4154
EPSS 0.73%
Description
The qemuAgentCommand function in libvirt before 1.1.1, when a guest agent is not configured, allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via vectors related to "agent based cpu (un)plug," as demonstrated by the "virsh vcpucount foobar --guest" command.
How to fix CVE-2013-4154
To remediate CVE-2013-4154, upgrade the affected package to a fixed version below.
- Debian/libvirt—upgrade to 1.1.0-4 or later
Is CVE-2013-4154 being exploited?
Low — EPSS is 0.7%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1.1.0-4