Integer overflow in Linux kernel - CVE-2011-3209
Published: October 3, 2012 / Updated: February 13, 2023
Vulnerability identifier: #VU92536
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-2011-3209
CWE-ID: CWE-190
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 integer overflow error. A local user can perform a denial of service (DoS) attack.
Affected software
Linux kernel
Ubuntu
linux (Ubuntu package)
linux-lts-backport-natty (Ubuntu package)
linux-lts-backport-oneiric (Ubuntu package)
Ubuntu
linux (Ubuntu package)
linux-lts-backport-natty (Ubuntu package)
linux-lts-backport-oneiric (Ubuntu package)
How to mitigate CVE-2011-3209
Install update from vendor's repository.
linux (Ubuntu package) - update to 2.6.24-30.96
linux-lts-backport-natty (Ubuntu package) - update to 2.6.38-12.51~lucid1
linux-lts-backport-oneiric (Ubuntu package) - update to 3.0.0-13.22~lucid1
linux-lts-backport-natty (Ubuntu package) - update to 2.6.38-12.51~lucid1
linux-lts-backport-oneiric (Ubuntu package) - update to 3.0.0-13.22~lucid1
External References
- https://bugzilla.redhat.com/show_bug.cgi?id=732878
- http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.26
- http://www.openwall.com/lists/oss-security/2011/10/24/3
- https://github.com/torvalds/linux/commit/f8bd2258e2d520dff28c855658bd24bdafb5102d
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=f8bd2258e2d520dff28c855658bd24bdafb5102d