doc: NEWS: mention that gnulib's mgetgroups fix affects id

* NEWS (Bug fixes): Mention the "id" bug fix inherited via this gnulib
change: "mgetgroups: do not write bytes beyond end of malloc'd buffer"
http://git.sv.gnu.org/cgit/gnulib.git/commit/?id=51d5e813e9ee6cf23

diff --git a/NEWS b/NEWS
index f3456b6..02f2ce0 100644 (file)
--- a/NEWS
+++ b/NEWS
@@ -4,6 +4,9 @@ GNU coreutils NEWS                                    -*- outline -*-
 
 ** Bug fixes
 
+  id's use of mgetgroups no longer writes beyond the end of a malloc'd buffer
+  [bug introduced in coreutils-8.1]
+
   id no longer crashes on systems without supplementary group support.
   [bug introduced in coreutils-8.1]