Improper input validation in Linux kernel - CVE-2009-4031
Published: November 29, 2009 / Updated: February 13, 2023
Vulnerability identifier: #VU92633
CSH Severity: Low
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2009-4031
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation error. A remote non-authenticated attacker 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-2009-4031
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
- http://www.openwall.com/lists/oss-security/2009/11/25/1
- http://www.openwall.com/lists/oss-security/2009/11/25/3
- http://www.kernel.org/pub/linux/kernel/v2.6/next/patch-v2.6.32-rc8-next-20091125.gz
- https://bugzilla.redhat.com/show_bug.cgi?id=541160
- http://www.securityfocus.com/bid/37130
- https://www.redhat.com/archives/fedora-package-announce/2009-December/msg00777.html
- http://secunia.com/advisories/37720
- http://lists.opensuse.org/opensuse-security-announce/2010-03/msg00006.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11089
- http://git.kernel.org/?p=linux/kernel/git/avi/kvm.git%3Ba=commit%3Bh=e42d9b8141d1f54ff72ad3850bb110c95a5f3b88