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Last updated: 10/25/2014 8:54:30 AM

CVE Publication rate: 50.8

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Workload Index
Vulnerability Workload Index: 14.84
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National Cyber Awareness System

Vulnerability Summary for CVE-2009-4141

Original release date: 01/19/2010
Last revised: 03/19/2012
Source: US-CERT/NIST

Overview

Use-after-free vulnerability in the fasync_helper function in fs/fcntl.c in the Linux kernel before 2.6.33-rc4-git1 allows local users to gain privileges via vectors that include enabling O_ASYNC (aka FASYNC or FIOASYNC) on a locked file, and then closing this file.

Description

Per: http://cwe.mitre.org/data/definitions/416.html CWE-416: Use After Free

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 7.2 (HIGH) (AV:L/AC:L/Au:N/C:C/I:C/A:C) (legend)
Impact Subscore: 10.0
Exploitability Subscore: 3.9
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red Hat (01/21/2010)
This issue did not affect the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 3, 4 and Red Hat Enterprise MRG. Shipped kernels do not include upstream commit 233e70f4 that introduced the problem. It was addressed in Red Hat Enterprise Linux 5 via https://rhn.redhat.com/errata/RHSA-2010-0046.html

References to Advisories, Solutions, and Tools

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External Source: SECUNIA
Name: 38199
Type: Advisory
External Source: CONFIRM
Name: http://www.kernel.org/pub/linux/kernel/v2.6/snapshots/patch-2.6.33-rc4-git1.bz2
Type: Patch Information
External Source: CONFIRM
Name: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=53281b6d34d44308372d16acb7fb5327609f68b6
Type: Advisory; Patch Information
External Source: REDHAT
Name: RHSA-2010:0046
External Source: SUSE
Name: SUSE-SA:2010:010
External Source: MISC
Name: http://lock.cmpxchg8b.com/5ebe2294ecd0e0f08eab7690d2a6ee69/create_elf_tables.c
External Source: REDHAT
Name: RHSA-2010:0095
External Source: OVAL
Name: oval:org.mitre.oval:def:7054
External Source: SECUNIA
Name: 39033
External Source: MISC
Name: http://twitter.com/taviso/statuses/7744108017
Type: Patch Information
External Source: FULLDISC
Name: 20100114 Locked fasync file descriptors can be referenced after free in >= 2.6.28
External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=547906
External Source: BID
Name: 37806
External Source: REDHAT
Name: RHSA-2010:0161
External Source: CONFIRM
Name: http://support.avaya.com/css/P8/documents/100073666
External Source: OVAL
Name: oval:org.mitre.oval:def:9201

References to Check Content

Identifier: oval:org.mitre.oval:def:7054
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5
Identifier: oval:org.mitre.oval:def:9201
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5

Vulnerable software and versions

Skip Navigation Links.
Collapse Configuration 1Configuration 1
Collapse OROR
* cpe:/o:linux:linux_kernel:2.6.32.4
* cpe:/o:linux:linux_kernel:2.6.32.3
* cpe:/o:linux:linux_kernel:2.6.32.2
* cpe:/o:linux:linux_kernel:2.6.32.1
* cpe:/o:linux:linux_kernel:2.6.32
* cpe:/o:linux:linux_kernel:2.6.0
* cpe:/o:linux:linux_kernel:2.6.1
* cpe:/o:linux:linux_kernel:2.6.10
* cpe:/o:linux:linux_kernel:2.6.11
* cpe:/o:linux:linux_kernel:2.6.11.1
* cpe:/o:linux:linux_kernel:2.6.11.10
* cpe:/o:linux:linux_kernel:2.6.11.11
* cpe:/o:linux:linux_kernel:2.6.11.12
* cpe:/o:linux:linux_kernel:2.6.11.2
* cpe:/o:linux:linux_kernel:2.6.11.3
* cpe:/o:linux:linux_kernel:2.6.11.4
* cpe:/o:linux:linux_kernel:2.6.11.5
* cpe:/o:linux:linux_kernel:2.6.11.6
* cpe:/o:linux:linux_kernel:2.6.11.7
* cpe:/o:linux:linux_kernel:2.6.11.8
* cpe:/o:linux:linux_kernel:2.6.11.9
* cpe:/o:linux:linux_kernel:2.6.12
* cpe:/o:linux:linux_kernel:2.6.12.1
* cpe:/o:linux:linux_kernel:2.6.12.2
* cpe:/o:linux:linux_kernel:2.6.12.3
* cpe:/o:linux:linux_kernel:2.6.12.4
* cpe:/o:linux:linux_kernel:2.6.12.5
* cpe:/o:linux:linux_kernel:2.6.12.6
* cpe:/o:linux:linux_kernel:2.6.13
* cpe:/o:linux:linux_kernel:2.6.13.1
* cpe:/o:linux:linux_kernel:2.6.13.2
* cpe:/o:linux:linux_kernel:2.6.13.3
* cpe:/o:linux:linux_kernel:2.6.13.4
* cpe:/o:linux:linux_kernel:2.6.13.5
* cpe:/o:linux:linux_kernel:2.6.14
* cpe:/o:linux:linux_kernel:2.6.14.1
* cpe:/o:linux:linux_kernel:2.6.14.3
* cpe:/o:linux:linux_kernel:2.6.14.4
* cpe:/o:linux:linux_kernel:2.6.14.5
* cpe:/o:linux:linux_kernel:2.6.14.6
* cpe:/o:linux:linux_kernel:2.6.14.7
* cpe:/o:linux:linux_kernel:2.6.15
* cpe:/o:linux:linux_kernel:2.6.15.1
* cpe:/o:linux:linux_kernel:2.6.15.2
* cpe:/o:linux:linux_kernel:2.6.15.3
* cpe:/o:linux:linux_kernel:2.6.15.4
* cpe:/o:linux:linux_kernel:2.6.15.5
* cpe:/o:linux:linux_kernel:2.6.15.6
* cpe:/o:linux:linux_kernel:2.6.15.7
* cpe:/o:linux:linux_kernel:2.6.16
* cpe:/o:linux:linux_kernel:2.6.16.1
* cpe:/o:linux:linux_kernel:2.6.16.10
* cpe:/o:linux:linux_kernel:2.6.16.11
* cpe:/o:linux:linux_kernel:2.6.16.12
* cpe:/o:linux:linux_kernel:2.6.16.13
* cpe:/o:linux:linux_kernel:2.6.16.14
* cpe:/o:linux:linux_kernel:2.6.16.15
* cpe:/o:linux:linux_kernel:2.6.16.16
* cpe:/o:linux:linux_kernel:2.6.16.17
* cpe:/o:linux:linux_kernel:2.6.16.18
* cpe:/o:linux:linux_kernel:2.6.16.19
* cpe:/o:linux:linux_kernel:2.6.16.2
* cpe:/o:linux:linux_kernel:2.6.16.20
* cpe:/o:linux:linux_kernel:2.6.16.21
* cpe:/o:linux:linux_kernel:2.6.16.22
* cpe:/o:linux:linux_kernel:2.6.16.23
* cpe:/o:linux:linux_kernel:2.6.16.24
* cpe:/o:linux:linux_kernel:2.6.16.25
* cpe:/o:linux:linux_kernel:2.6.16.26
* cpe:/o:linux:linux_kernel:2.6.16.27
* cpe:/o:linux:linux_kernel:2.6.16.28
* cpe:/o:linux:linux_kernel:2.6.16.29
* cpe:/o:linux:linux_kernel:2.6.16.3
* cpe:/o:linux:linux_kernel:2.6.16.30
* cpe:/o:linux:linux_kernel:2.6.16.31
* cpe:/o:linux:linux_kernel:2.6.16.4
* cpe:/o:linux:linux_kernel:2.6.16.5
* cpe:/o:linux:linux_kernel:2.6.16.6
* cpe:/o:linux:linux_kernel:2.6.16.7
* cpe:/o:linux:linux_kernel:2.6.16.8
* cpe:/o:linux:linux_kernel:2.6.16.9
* cpe:/o:linux:linux_kernel:2.6.17
* cpe:/o:linux:linux_kernel:2.6.17.1
* cpe:/o:linux:linux_kernel:2.6.17.10
* cpe:/o:linux:linux_kernel:2.6.17.11
* cpe:/o:linux:linux_kernel:2.6.17.12
* cpe:/o:linux:linux_kernel:2.6.17.13
* cpe:/o:linux:linux_kernel:2.6.17.14
* cpe:/o:linux:linux_kernel:2.6.17.2
* cpe:/o:linux:linux_kernel:2.6.17.3
* cpe:/o:linux:linux_kernel:2.6.17.4
* cpe:/o:linux:linux_kernel:2.6.17.5
* cpe:/o:linux:linux_kernel:2.6.17.6
* cpe:/o:linux:linux_kernel:2.6.17.7
* cpe:/o:linux:linux_kernel:2.6.17.8
* cpe:/o:linux:linux_kernel:2.6.17.9
* cpe:/o:linux:linux_kernel:2.6.18.1
* cpe:/o:linux:linux_kernel:2.6.18.2
* cpe:/o:linux:linux_kernel:2.6.18.3
* cpe:/o:linux:linux_kernel:2.6.18.4
* cpe:/o:linux:linux_kernel:2.6.18.5
* cpe:/o:linux:linux_kernel:2.6.18.6
* cpe:/o:linux:linux_kernel:2.6.18.7
* cpe:/o:linux:linux_kernel:2.6.18.8
* cpe:/o:linux:linux_kernel:2.6.2
* cpe:/o:linux:linux_kernel:2.6.22
* cpe:/o:linux:linux_kernel:2.6.22.2
* cpe:/o:linux:linux_kernel:2.6.22.3
* cpe:/o:linux:linux_kernel:2.6.22.4
* cpe:/o:linux:linux_kernel:2.6.22.5
* cpe:/o:linux:linux_kernel:2.6.22.6
* cpe:/o:linux:linux_kernel:2.6.22.7
* cpe:/o:linux:linux_kernel:2.6.23
* cpe:/o:linux:linux_kernel:2.6.23.1
* cpe:/o:linux:linux_kernel:2.6.23.2
* cpe:/o:linux:linux_kernel:2.6.23.3
* cpe:/o:linux:linux_kernel:2.6.23.4
* cpe:/o:linux:linux_kernel:2.6.23.5
* cpe:/o:linux:linux_kernel:2.6.23.6
* cpe:/o:linux:linux_kernel:2.6.23.7
* cpe:/o:linux:linux_kernel:2.6.23:rc2
* cpe:/o:linux:linux_kernel:2.6.23:rc1
* cpe:/o:linux:linux_kernel:2.6.24:rc1
* cpe:/o:linux:linux_kernel:2.6.24:rc2
* cpe:/o:linux:linux_kernel:2.6.24:rc3
* cpe:/o:linux:linux_kernel:2.6.24:rc4
* cpe:/o:linux:linux_kernel:2.6.24:rc5
* cpe:/o:linux:linux_kernel:2.6.3
* cpe:/o:linux:linux_kernel:2.6.4
* cpe:/o:linux:linux_kernel:2.6.5
* cpe:/o:linux:linux_kernel:2.6.6
* cpe:/o:linux:linux_kernel:2.6.7
* cpe:/o:linux:linux_kernel:2.6.8
* cpe:/o:linux:linux_kernel:2.6.8.1
* cpe:/o:linux:linux_kernel:2.6.9
* cpe:/o:linux:linux_kernel:2.6.33:rc1
* cpe:/o:linux:linux_kernel:2.6.33:rc2
* cpe:/o:linux:linux_kernel:2.6.33:rc3
* cpe:/o:linux:linux_kernel:2.6.33:rc4 and previous versions
* Denotes Vulnerable Software
Changes related to vulnerability configurations

Technical Details

Vulnerability Type (View All)
  • Resource Management Errors (CWE-399)