CVE-2009-3613: Linux Kernel

High severity, CVSS 7.8. EPSS: 12.5% chance of exploitation in the next 30 days.

The swiotlb functionality in the r8169 driver in drivers/net/r8169.c in the Linux kernel before 2.6.27.22 allows remote attackers to cause a denial of service (IOMMU space exhaustion and system crash) by using jumbo frames for a large amount of network traffic, as demonstrated by a flood ping.

Affected products

• Linux Linux Kernel: up to and including 2.6.27.21; version 2.2.27 only; version 2.4.36 only; version 2.4.36.1 only; version 2.4.36.2 only; version 2.4.36.3 only; …

Published 2009-10-19. Last modified 2026-06-16.