Input validation error in Linux kernel - CVE-2014-3145
Published: May 12, 2014 / Updated: August 10, 2020
Vulnerability identifier: #VU41700
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2014-3145
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows local users to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can cause a denial of service (over-read and system crash) via crafted BPF instructions.
Affected software
Linux kernel
Ubuntu
linux (Ubuntu package)
linux-lts-quantal (Ubuntu package)
linux-lts-saucy (Ubuntu package)
linux-lts-trusty (Ubuntu package)
Ubuntu
linux (Ubuntu package)
linux-lts-quantal (Ubuntu package)
linux-lts-saucy (Ubuntu package)
linux-lts-trusty (Ubuntu package)
How to mitigate CVE-2014-3145
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
linux (Ubuntu package) - addressed in versions 2.6.32-62.125, 3.2.0-65.98, 3.11.0-24.41, 3.13.0-32.57
linux-lts-quantal (Ubuntu package) - update to 3.5.0-52.78~precise1
linux-lts-saucy (Ubuntu package) - update to 3.11.0-24.41~precise1
linux-lts-trusty (Ubuntu package) - update to 3.13.0-32.57~precise1
linux-lts-quantal (Ubuntu package) - update to 3.5.0-52.78~precise1
linux-lts-saucy (Ubuntu package) - update to 3.11.0-24.41~precise1
linux-lts-trusty (Ubuntu package) - update to 3.13.0-32.57~precise1
External References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=05ab8f2647e4221cbdb3856dd7d32bd5407316b3
- http://linux.oracle.com/errata/ELSA-2014-3052.html
- http://secunia.com/advisories/58990
- http://secunia.com/advisories/59311
- http://secunia.com/advisories/59597
- http://secunia.com/advisories/60613
- http://www.debian.org/security/2014/dsa-2949
- http://www.openwall.com/lists/oss-security/2014/05/09/6
- http://www.securityfocus.com/bid/67321
- http://www.securitytracker.com/id/1038201
- http://www.ubuntu.com/usn/USN-2251-1
- http://www.ubuntu.com/usn/USN-2252-1
- http://www.ubuntu.com/usn/USN-2259-1
- http://www.ubuntu.com/usn/USN-2261-1
- http://www.ubuntu.com/usn/USN-2262-1
- http://www.ubuntu.com/usn/USN-2263-1
- http://www.ubuntu.com/usn/USN-2264-1
- https://github.com/torvalds/linux/commit/05ab8f2647e4221cbdb3856dd7d32bd5407316b3
- https://source.android.com/security/bulletin/2017-04-01