NetSight
medium4.9

CVE-2009-0748

The ext4_fill_super function in fs/ext4/super.c in the Linux kernel 2.6.27 before 2.6.27.19 and 2.6.28 before 2.6.28.7 does not validate the superblock configu…

Impact

The ext4_fill_super function in fs/ext4/super.c in the Linux kernel 2.6.27 before 2.6.27.19 and 2.6.28 before 2.6.28.7 does not validate the superblock configuration, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) by attempting to mount a crafted ext4 filesystem.

Affected products

VendorProductAffected versions
LinuxLinux Kernel
Versions 2.6.27, 2.6.27.1, 2.6.27.2, 2.6.27.3, 2.6.27.4, 2.6.27.5

Weakness classification

References