CVE-2009-4021

Linux Kernel <2.6.32-rc7 - DoS

Title source: llm

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.

References (20)

[Vendor Advisory] http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.32-rc7

[Patch] http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=f60311d5f7670d9539b424e4ed8b5c0872fc9e83

[Mailing List] http://lists.opensuse.org/opensuse-security-announce/2009-12/msg00002.html

[Mailing List] http://lists.opensuse.org/opensuse-security-announce/2009-12/msg00005.html

[Mailing List] http://lists.opensuse.org/opensuse-security-announce/2010-01/msg00000.html

[Mailing List] http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00005.html

[Vendor Advisory] http://support.avaya.com/css/P8/documents/100073666

[Vendor Advisory] http://www.redhat.com/support/errata/RHSA-2010-0041.html

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/37069

[Issue Tracking] https://bugzilla.redhat.com/show_bug.cgi?id=538734

[Third Party Advisory, VDB Entry] https://exchange.xforce.ibmcloud.com/vulnerabilities/54358

[Vendor Advisory] https://rhn.redhat.com/errata/RHSA-2010-0046.html

[Vendor Advisory] https://rhn.redhat.com/errata/RHSA-2010-0095.html

[Third Party Advisory] http://www.debian.org/security/2010/dsa-2005

[Mailing List] http://www.openwall.com/lists/oss-security/2009/11/19/1

[Mailing List] http://www.openwall.com/lists/oss-security/2009/11/24/5

[Third Party Advisory, VDB Entry] https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10516

[Third Party Advisory, VDB Entry] https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6955

[Third Party Advisory] http://secunia.com/advisories/37909

[Third Party Advisory] http://secunia.com/advisories/38017

Scores

EPSS 0.0005

EPSS Percentile 16.3%

Classification

CWE

CWE-399

Status draft

Affected Products (50)

linux/linux_kernel < 2.6.32

linux/linux_kernel

linux/linux_kernel

linux/linux_kernel

linux/linux_kernel

linux/linux_kernel

linux/linux_kernel

linux/linux_kernel

linux/linux_kernel

linux/linux_kernel

linux/linux_kernel

linux/linux_kernel

linux/linux_kernel

linux/linux_kernel

linux/linux_kernel

... and 35 more

Timeline

Published Nov 25, 2009

Tracked Since Feb 18, 2026