Resource management errors in Linux kernel - CVE-2009-4021
Published: November 25, 2009 / Updated: February 13, 2023
Vulnerability identifier: #VU92634
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2009-4021
CWE-ID: CWE-399
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management errors error. A local user can perform a denial of service (DoS) attack.
Affected software
Linux kernel
Ubuntu
linux-source-2.6.15 (Ubuntu package)
linux (Ubuntu package)
Ubuntu
linux-source-2.6.15 (Ubuntu package)
linux (Ubuntu package)
How to mitigate CVE-2009-4021
Install update from vendor's repository.
linux-source-2.6.15 (Ubuntu package) - update to 2.6.15-55.82
linux (Ubuntu package) - addressed in versions 2.6.24-27.65, 2.6.27-17.45, 2.6.28-18.59, 2.6.31-19.56
linux (Ubuntu package) - addressed in versions 2.6.24-27.65, 2.6.27-17.45, 2.6.28-18.59, 2.6.31-19.56
External References
- https://bugzilla.redhat.com/show_bug.cgi?id=538734
- http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.32-rc7
- http://www.securityfocus.com/bid/37069
- http://www.openwall.com/lists/oss-security/2009/11/24/5
- http://www.openwall.com/lists/oss-security/2009/11/19/1
- http://lists.opensuse.org/opensuse-security-announce/2009-12/msg00002.html
- http://lists.opensuse.org/opensuse-security-announce/2009-12/msg00005.html
- http://secunia.com/advisories/37909
- http://lists.opensuse.org/opensuse-security-announce/2010-01/msg00000.html
- http://secunia.com/advisories/38017
- http://www.redhat.com/support/errata/RHSA-2010-0041.html
- https://rhn.redhat.com/errata/RHSA-2010-0046.html
- https://rhn.redhat.com/errata/RHSA-2010-0095.html
- http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00005.html
- http://support.avaya.com/css/P8/documents/100073666
- http://www.debian.org/security/2010/dsa-2005
- https://exchange.xforce.ibmcloud.com/vulnerabilities/54358
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6955
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10516
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=f60311d5f7670d9539b424e4ed8b5c0872fc9e83