CVE-2009-4021

N/A Unknown
Published: November 25, 2009 Modified: April 23, 2026
View on NVD

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.

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References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=f60311d5f7670d9539b424e4ed8b5c0872fc9e83
Source: secalert@redhat.com
http://lists.opensuse.org/opensuse-security-announce/2009-12/msg00002.html
Source: secalert@redhat.com
http://lists.opensuse.org/opensuse-security-announce/2009-12/msg00005.html
Source: secalert@redhat.com
http://lists.opensuse.org/opensuse-security-announce/2010-01/msg00000.html
Source: secalert@redhat.com
http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00005.html
Source: secalert@redhat.com
http://secunia.com/advisories/37909
Source: secalert@redhat.com
http://secunia.com/advisories/38017
Source: secalert@redhat.com
http://support.avaya.com/css/P8/documents/100073666
Source: secalert@redhat.com
http://www.debian.org/security/2010/dsa-2005
Source: secalert@redhat.com
http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.32-rc7
Source: secalert@redhat.com
http://www.openwall.com/lists/oss-security/2009/11/19/1
Source: secalert@redhat.com
http://www.openwall.com/lists/oss-security/2009/11/24/5
Source: secalert@redhat.com
http://www.redhat.com/support/errata/RHSA-2010-0041.html
Source: secalert@redhat.com
http://www.securityfocus.com/bid/37069
Source: secalert@redhat.com
https://bugzilla.redhat.com/show_bug.cgi?id=538734
Source: secalert@redhat.com
https://exchange.xforce.ibmcloud.com/vulnerabilities/54358
Source: secalert@redhat.com
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10516
Source: secalert@redhat.com
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6955
Source: secalert@redhat.com
https://rhn.redhat.com/errata/RHSA-2010-0046.html
Source: secalert@redhat.com
https://rhn.redhat.com/errata/RHSA-2010-0095.html
Source: secalert@redhat.com
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=f60311d5f7670d9539b424e4ed8b5c0872fc9e83
Source: af854a3a-2127-422b-91ae-364da2661108
http://lists.opensuse.org/opensuse-security-announce/2009-12/msg00002.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://lists.opensuse.org/opensuse-security-announce/2009-12/msg00005.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://lists.opensuse.org/opensuse-security-announce/2010-01/msg00000.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00005.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://secunia.com/advisories/37909
Source: af854a3a-2127-422b-91ae-364da2661108
http://secunia.com/advisories/38017
Source: af854a3a-2127-422b-91ae-364da2661108
http://support.avaya.com/css/P8/documents/100073666
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.debian.org/security/2010/dsa-2005
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.32-rc7
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2009/11/19/1
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2009/11/24/5
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.redhat.com/support/errata/RHSA-2010-0041.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securityfocus.com/bid/37069
Source: af854a3a-2127-422b-91ae-364da2661108
https://bugzilla.redhat.com/show_bug.cgi?id=538734
Source: af854a3a-2127-422b-91ae-364da2661108
https://exchange.xforce.ibmcloud.com/vulnerabilities/54358
Source: af854a3a-2127-422b-91ae-364da2661108
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10516
Source: af854a3a-2127-422b-91ae-364da2661108
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6955
Source: af854a3a-2127-422b-91ae-364da2661108
https://rhn.redhat.com/errata/RHSA-2010-0046.html
Source: af854a3a-2127-422b-91ae-364da2661108
https://rhn.redhat.com/errata/RHSA-2010-0095.html
Source: af854a3a-2127-422b-91ae-364da2661108

40 reference(s) from NVD

Quick Stats

CVSS v3 Score
N/A / 10.0
EPSS (Exploit Probability)
0.1%
16th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-399

Affected Vendors

linux

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