CVE-2009-4021 Common Vulnerabilities and Exposures

Upstream information

CVE-2009-4021 at MITRE

Description

The fuse_direct_io function in fs/fuse/file.c in the fuse subsystem in the Linux kernel before 2.6.32-rc7 might allow attackers to cause a denial of service (invalid pointer dereference and OOPS) via vectors possibly related to a memory-consumption attack.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
	National Vulnerability Database
Base Score	4.9
Vector	AV:L/AC:L/Au:N/C:N/I:N/A:C
Access Vector	Local
Access Complexity	Low
Authentication	None
Confidentiality Impact	None
Integrity Impact	None
Availability Impact	Complete

Note from the SUSE Security Team on the kernel-default package

SUSE will no longer fix all CVEs in the Linux Kernel anymore, but declare some bug classes as won't fix. Please refer to TID 21496 for more details.

SUSE Bugzilla entry: 556864 [RESOLVED / FIXED]

SUSE Security Advisories:

SUSE-SA:2009:061, published Mon, 14 Dec 2009 18:00:00 +0000
SUSE-SA:2009:064, published Tue, 22 Dec 2009 18:00:00 +0000
SUSE-SA:2010:001, published Thu, 07 Jan 2010 18:00:00 +0000
SUSE-SA:2010:012, published Mon, 15 Feb 2010 16:00:00 +0000

SUSE Timeline for this CVE

CVE page created: Tue Jul 9 17:18:06 2013
CVE page last modified: Mon Mar 17 16:17:04 2025