CVE-2009-0748

CVE Details

Release Date:	2009-02-27
Impact:	Low	What is this?

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.

See more information about CVE-2009-0748 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v2 metrics

Base Score:	4.9
Vector String:	AV:L/AC:L/Au:N/C:N/I:N/A:C
Version:	2.0
Attack Vector:	Local
Attack Complexity:	Low
Authentication:	None
Confidentiality Impact:	None
Integrity Impact:	None
Availability Impact:	Complete

Errata information

Platform	Errata	Release Date
Oracle Linux version 5 (kernel)	ELSA-2009-1243	2009-09-08
Oracle Linux version 5 (ocfs2-2.6.18-164.el5)	ELSA-2009-1243	2009-09-08
Oracle Linux version 5 (oracleasm-2.6.18-164.el5)	ELSA-2009-1243	2009-09-08