The SUSE Linux Enterprise 12 kernel was updated to fix the following security bugs: - CVE-2017-7184: The Linux kernel allowed local users to obtain root privileges or cause a denial of service via unspecified vectors, as demonstrated during a Pwn2Own competition at CanSecWest 2017 . - CVE-2017-2636: Race condition in drivers/tty/n_hdlc.c in the Linux kernel allowed local users to gain privileges or cause a denial of service by setting the HDLC line discipline .