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.
Advisories
Source ID Title
Debian DSA Debian DSA DSA-1749-1 New Linux 2.6.26 packages fix several vulnerabilities
EUVD EUVD EUVD-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 configuration, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) by attempting to mount a crafted ext4 filesystem.
Ubuntu USN Ubuntu USN USN-751-1 Linux kernel vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-07T04:48:51.497Z

Reserved: 2009-02-27T00:00:00

Link: CVE-2009-0748

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2009-02-27T17:30:09.983

Modified: 2025-04-09T00:30:58.490

Link: CVE-2009-0748

cve-icon Redhat

Severity : Low

Publid Date: 2009-01-06T00:00:00Z

Links: CVE-2009-0748 - Bugzilla

cve-icon OpenCVE Enrichment

No data.