Improper input validation in Linux kernel - CVE-2011-4913
Published: June 22, 2012 / Updated: February 13, 2023
Vulnerability identifier: #VU92538
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-2011-4913
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 (Ubuntu package)
linux-lts-backport-maverick (Ubuntu package)
Ubuntu
linux (Ubuntu package)
linux-lts-backport-maverick (Ubuntu package)
How to mitigate CVE-2011-4913
Install update from vendor's repository.
linux (Ubuntu package) - addressed in versions 2.6.24-29.93, 2.6.32-32.62, 2.6.35-30.54, 2.6.38-10.46
linux-lts-backport-maverick (Ubuntu package) - update to 2.6.35-30.56~lucid1
linux-lts-backport-maverick (Ubuntu package) - update to 2.6.35-30.56~lucid1
External References
- https://bugzilla.redhat.com/show_bug.cgi?id=770777
- https://github.com/torvalds/linux/commit/be20250c13f88375345ad99950190685eda51eb8
- http://www.openwall.com/lists/oss-security/2011/12/28/2
- http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.html
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=be20250c13f88375345ad99950190685eda51eb8