Security update for the Linux Kernel (Live Patch 3 for SLE 12 SP2)
Details
This update for the Linux Kernel 4.4.21-90 fixes several issues.
The following security issues were fixed:
CVE-2017-16939: The XFRM dump policy implementation in net/xfrm/xfrmuser.c kernel allowed local users to gain privileges or cause a denial of service (use-after-free) via a crafted SORCVBUF setsockopt system call in conjunction with XFRMMSGGETPOLICY Netlink messages (bsc#1069708).
CVE-2017-10661: Race condition in fs/timerfd.c allowed local users to gain privileges or cause a denial of service (list corruption or use-after-free) via simultaneous file-descriptor operations that leverage improper might_cancel queueing (bsc#1053153).
This non-security issue was fixed:
bsc#1062847: Enable proper shut down if NIC teaming is enabled