[oss-security] CVE-2014-4943: Linux privilege escalation in ppp over l2tp sockets

CVE-2014-4943 is a flaw in the Linux kernel allowing an unprivileged user to escalate to kernel privilege when CONFIGPPPOL2TP is enabled. If built as a module, a work-around to limit this to just the root user would be to add this to /etc/modprobe.conf: alias pppox-proto-1 off blacklist l2tpppp...