CVE-2006-3468: Linux Kernel

High severity, CVSS 7.8. EPSS: 16% chance of exploitation in the next 30 days.

Linux kernel 2.6.x, when using both NFS and EXT3, allows remote attackers to cause a denial of service (file system panic) via a crafted UDP packet with a V2 lookup procedure that specifies a bad file handle (inode number), which triggers an error and causes an exported directory to be remounted read-only.

Affected products

• Linux Linux Kernel: 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; version 2.6.5 only; …

Published 2006-07-21. Last modified 2026-06-16.