CVE-2013-0231: Linux Kernel

Medium severity, CVSS 4.9. EPSS: 0.4% chance of exploitation in the next 30 days.

The pciback_enable_msi function in the PCI backend driver (drivers/xen/pciback/conf_space_capability_msi.c) in Xen for the Linux kernel 2.6.18 and 3.8 allows guest OS users with PCI device access to cause a denial of service via a large number of kernel log messages. NOTE: some of these details are obtained from third party information.

Affected products

• Linux Linux Kernel: version 2.6.18 only; version 3.8 only
• Xen Xen: version 3.0.2 only; version 3.0.3 only; version 3.0.4 only; version 3.1.3 only; version 3.1.4 only; version 3.2.0 only; …

Published 2013-02-13. Last modified 2026-06-16.