CVE-2009-1914: Linux Kernel

Medium severity, CVSS 4.9. EPSS: 0.7% chance of exploitation in the next 30 days.

The pci_register_iommu_region function in arch/sparc/kernel/pci_common.c in the Linux kernel before 2.6.29 on the sparc64 platform allows local users to cause a denial of service (system crash) by reading the /proc/iomem file, related to uninitialized pointers and the request_resource function.

Affected products

• Linux Linux Kernel: up to and including 2.6.28.10; version 2.6.0 only; version 2.6.1 only; version 2.6.2 only; version 2.6.3 only; version 2.6.4 only; …

Published 2009-06-04. Last modified 2026-06-16.