Security update for the Linux Kernel (important)

2017-12-06T21:08:45
ID SUSE-SU-2017:3225-1
Type suse
Reporter Suse
Modified 2017-12-06T21:08:45

Description

The SUSE Linux Enterprise 12 SP3 kernel was updated to receive various security and bugfixes.

The following security bugs were fixed:

  • CVE-2017-1000405: A bug in the THP CoW support could be used by local attackers to corrupt memory of other processes and cause them to crash (bnc#1069496).
  • CVE-2017-16939: The XFRM dump policy implementation in net/xfrm/xfrm_user.c in the Linux kernel allowed local users to gain privileges or cause a denial of service (use-after-free) via a crafted SO_RCVBUF setsockopt system call in conjunction with XFRM_MSG_GETPOLICY Netlink messages (bnc#1069702).

The following non-security bugs were fixed:

Fix a build issue on ppc64le systems (bsc#1070805)