CVE-2006-2446: Linux Kernel

Medium severity, CVSS 5.4. EPSS: 3.4% chance of exploitation in the next 30 days.

Race condition between the kfree_skb and __skb_unlink functions in the socket buffer handling in Linux kernel 2.6.9, and possibly other versions, allows remote attackers to cause a denial of service (crash), as demonstrated using the TCP stress tests from the LTP test suite.

Affected products

• Linux Linux Kernel: version 2.6.9 only

Published 2006-08-15. Last modified 2026-06-16.