Avoid undefined behaviour in netgroupcache

Using a buffer after it has been reallocated is undefined behaviour,
so get offsets of the triplets in the old buffer before reallocating
it.

1 files changed, 5 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index 1a23eba66e..a1f549e655 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2014-01-27  Siddhesh Poyarekar  <siddhesh@redhat.com>
+
+	* nscd/netgroupcache.c (addgetnetgrentX): Compute offset from
+	the old buffer before realloc.
+
 2014-01-27  Allan McRae  <allan@archlinux.org>
 
 	* po/fr.po: Update French translation from translation project.