Denial of Service Vulnerability in libvirt's qemuAgentCommand Function

CVE-2013-4154 · MEDIUM Severity

AV:N/AC:M/AU:N/C:N/I:N/A:P

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.

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