CVE-2009-0748

MediumCVSS 4.9/10Last modified Jun 16, 2026

Description

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.

Metrics

CVSS 2.0 4.9/10AV:L/AC:L/Au:N/C:N/I:N/A:C

Weakness enumeration

CWE-20

Affected software

No affected versions have been published.

Timeline

Published: Feb 27, 2009
Last modified: Jun 16, 2026
NVD status: Modified

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