CVE-2014-4667

The sctp_association_free function in net/sctp/associola.c in the Linux kernel before 3.15.2 does not properly manage a certain backlog value, which allows remote attackers to cause a denial of service (socket outage) via a crafted SCTP packet.

Published: Jul 3, 2014
Updated: Nov 9, 2025
CVE: CVE-2014-4667
Severity: Medium
Exploit:

CVSS v2:

Severity: Medium
Score: 5
AV:N/AC:L/Au:N/C:N/I:N/A:P

No CWE or OWASP classifications available.

Affected Software
References

Software	From	Fixed in
linux / linux_kernel	-	3.15.2
suse / linux_enterprise_desktop	11-sp3	11-sp3.x
suse / linux_enterprise_server	11-sp3	11-sp3.x
suse / linux_enterprise_real_time_extension	11-sp3	11-sp3.x
suse / linux_enterprise_server	10-sp4	10-sp4.x
canonical / ubuntu_linux	12.04	12.04.x
debian / debian_linux	7.0	7.0.x

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d3217b15a19a4779c39b212358a5c71d725822ee
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=d3217b15a19a4779c39b212358a5c71d725822ee
http://linux.oracle.com/errata/ELSA-2014-3068.html
http://linux.oracle.com/errata/ELSA-2014-3069.html
http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00006.html
http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00007.html
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.html
http://secunia.com/advisories/59777
http://secunia.com/advisories/59790
http://secunia.com/advisories/60564
http://secunia.com/advisories/60596
http://www.debian.org/security/2014/dsa-2992
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.15.2
http://www.openwall.com/lists/oss-security/2014/06/27/11
http://www.securityfocus.com/bid/68224
http://www.ubuntu.com/usn/USN-2334-1
http://www.ubuntu.com/usn/USN-2335-1
https://bugzilla.redhat.com/show_bug.cgi?id=1113967
https://github.com/torvalds/linux/commit/d3217b15a19a4779c39b212358a5c71d725822ee

Vulnerability Database

300,214

CVE-2014-4667

Deep Security Visibility Without the Complexity