CVE-2007-2878: Linux Kernel

Medium severity, CVSS 4.9. EPSS: 0.9% chance of exploitation in the next 30 days.

The VFAT compat ioctls in the Linux kernel before 2.6.21.2, when run on a 64-bit system, allow local users to corrupt a kernel_dirent struct and cause a denial of service (system crash) via unknown vectors.

Affected products

• Linux Linux Kernel: version 2.6.21.1 only

Published 2007-05-29. Last modified 2026-06-16.