The yam_ioctl function in drivers/net/hamradio/yam.c in the Linux kernel before 3.12.8 does not initialize a certain structure member, which allows local users to obtain sensitive information from kernel memory by leveraging the CAP_NET_ADMIN capability for an SIOCYAMGCFG ioctl call.
https://github.com/torvalds/linux/commit/8e3fbf870481eb53b2d3a322d1fc395ad8b367ed
https://exchange.xforce.ibmcloud.com/vulnerabilities/90445
https://bugzilla.redhat.com/show_bug.cgi?id=1053620
http://www.ubuntu.com/usn/USN-2141-1
http://www.ubuntu.com/usn/USN-2139-1
http://www.ubuntu.com/usn/USN-2138-1
http://www.ubuntu.com/usn/USN-2136-1
http://www.ubuntu.com/usn/USN-2135-1
http://www.ubuntu.com/usn/USN-2134-1
http://www.ubuntu.com/usn/USN-2133-1
http://www.ubuntu.com/usn/USN-2129-1
http://www.ubuntu.com/usn/USN-2128-1
http://www.ubuntu.com/usn/USN-2117-1
http://www.ubuntu.com/usn/USN-2113-1
http://www.securityfocus.com/bid/64954
http://www.openwall.com/lists/oss-security/2014/01/15/3
http://www.mandriva.com/security/advisories?name=MDVSA-2014:038
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.12.8
http://lists.fedoraproject.org/pipermail/package-announce/2014-January/126874.html
http://lists.fedoraproject.org/pipermail/package-announce/2014-January/126858.html