lxclock.c in LXC 1.1.2 and earlier allows local users to create arbitrary files via a symlink attack on /run/lock/lxc/*.
lists.opensuse.org/opensuse-security-announce/2019-05/msg00073.html
lists.opensuse.org/opensuse-updates/2015-07/msg00066.html
www.debian.org/security/2015/dsa-3317
www.securityfocus.com/bid/75999
www.ubuntu.com/usn/USN-2675-1
bugs.launchpad.net/ubuntu/+source/lxc/+bug/1470842
github.com/lxc/lxc/commit/72cf81f6a3404e35028567db2c99a90406e9c6e6
service.ait.ac.at/security/2015/LxcSecurityAnalysis.html