Use-after-free in Linux kernel - CVE-2014-0131
Published: June 4, 2024
Vulnerability identifier: #VU91076
CSH Severity: Low
CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2014-0131
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to a use-after-free error within the skb_segment() function in net/core/skbuff.c. A local user can gain access to sensitive information.
Affected software
Linux kernel
Ubuntu
linux (Ubuntu package)
linux-image-3.5.0-54-generic (Ubuntu package)
linux-lts-saucy (Ubuntu package)
Ubuntu
linux (Ubuntu package)
linux-image-3.5.0-54-generic (Ubuntu package)
linux-lts-saucy (Ubuntu package)
How to mitigate CVE-2014-0131
Install updates from vendor's website.
linux (Ubuntu package) - update to 3.2.0-67.101
linux-image-3.5.0-54-generic (Ubuntu package) - update to 3.5.0-54.81~precise1
linux-lts-saucy (Ubuntu package) - update to 3.11.0-26.45~precise1
linux-image-3.5.0-54-generic (Ubuntu package) - update to 3.5.0-54.81~precise1
linux-lts-saucy (Ubuntu package) - update to 3.11.0-26.45~precise1
External References
- https://bugzilla.redhat.com/show_bug.cgi?id=1074589
- http://www.spinics.net/lists/netdev/msg274250.html
- http://www.spinics.net/lists/netdev/msg274316.html
- https://github.com/torvalds/linux/commit/1fd819ecb90cc9b822cd84d3056ddba315d3340f
- http://www.openwall.com/lists/oss-security/2014/03/10/4
- http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html
- http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=1fd819ecb90cc9b822cd84d3056ddba315d3340f