CVE-2009-0036: Libvirt

Medium severity, CVSS 4.4. EPSS: 1.2% chance of exploitation in the next 30 days.

Buffer overflow in the proxyReadClientSocket function in proxy/libvirt_proxy.c in libvirt_proxy 0.5.1 might allow local users to gain privileges by sending a portion of the header of a virProxyPacket packet, and then sending the remainder of the packet with crafted values in the header, related to use of uninitialized memory in a validation check.

Affected products

• Libvirt Libvirt: version 0.5.1 only

Published 2009-02-11. Last modified 2026-06-16.