This update for glibc fixes the following issues:
CVE-2017-1000366: Fix a potential privilege escalation vulnerability
that allowed unprivileged system users to manipulate the stack of setuid
binaries to gain special privileges. [bsc#1039357]
The incorrectly defined constant O_TMPFILE has been fixed. [bsc#1038690]
An incorrectly specified buffer length in nscd netgroup queries has been
fixed. [bsc#986858]