The nscd daemon in the GNU C Library (glibc) before version 2.5 does not close incoming client sockets if they cannot be handled by the daemon, allowing local users to carry out a denial of service attack on the daemon.
Created glibc tracking bugs for this issue: Affects: fedora-28 [bug 1698739] Affects: fedora-29 [bug 1698740]
External References: https://sourceware.org/bugzilla/show_bug.cgi?id=2498