net/dccp/ccid.h in the Linux kernel before 3.5.4 allows local users to gain privileges or cause a denial of service (NULL pointer dereference and system crash) by leveraging the CAP_NET_ADMIN capability for a certain (1) sender or (2) receiver getsockopt call.
http://rhn.redhat.com/errata/RHSA-2013-0744.html
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.5.4
http://www.openwall.com/lists/oss-security/2013/03/07/2
https://bugzilla.redhat.com/show_bug.cgi?id=919164
https://github.com/torvalds/linux/commit/276bdb82dedb290511467a5a4fdbe9f0b52dce6f
Source: MITRE
Published: 2013-03-22
Updated: 2013-06-05
Type: NVD-CWE-Other
Base Score: 6.2
Vector: AV:L/AC:H/Au:N/C:C/I:C/A:C
Impact Score: 10
Exploitability Score: 1.9
Severity: MEDIUM