Use-after-free in Linux kernel - CVE-2014-4654
Published: July 3, 2014 / Updated: August 14, 2020
Vulnerability identifier: #VU90845
CSH Severity: Low
CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2014-4654
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to read and manipulate data.
The vulnerability exists due to a use-after-free error within the snd_ctl_elem_add() function in sound/core/control.c. A local user can read and manipulate data.
Affected software
Linux kernel
Ubuntu
linux (Ubuntu package)
linux-lts-trusty (Ubuntu package)
Ubuntu
linux (Ubuntu package)
linux-lts-trusty (Ubuntu package)
How to mitigate CVE-2014-4654
Install update from vendor's website.
linux (Ubuntu package) - addressed in versions 2.6.32-65.131, 3.2.0-68.102, 3.13.0-35.62
linux-lts-trusty (Ubuntu package) - update to 3.13.0-35.62~precise1
linux-lts-trusty (Ubuntu package) - update to 3.13.0-35.62~precise1
External References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=82262a46627bebb0febcc26664746c25cef08563
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.html
- http://rhn.redhat.com/errata/RHSA-2014-1083.html
- http://secunia.com/advisories/59434
- http://secunia.com/advisories/59777
- http://secunia.com/advisories/60545
- http://secunia.com/advisories/60564
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.15.2
- http://www.openwall.com/lists/oss-security/2014/06/26/6
- http://www.securityfocus.com/bid/68162
- http://www.ubuntu.com/usn/USN-2334-1
- http://www.ubuntu.com/usn/USN-2335-1
- https://bugzilla.redhat.com/show_bug.cgi?id=1113445
- https://github.com/torvalds/linux/commit/82262a46627bebb0febcc26664746c25cef08563