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-rw-r--r--libiberty/ChangeLog6
-rw-r--r--libiberty/testsuite/test-expandargv.c2
2 files changed, 7 insertions, 1 deletions
diff --git a/libiberty/ChangeLog b/libiberty/ChangeLog
index f6138b6..a15ffa5 100644
--- a/libiberty/ChangeLog
+++ b/libiberty/ChangeLog
@@ -1,3 +1,9 @@
+2011-04-10 Jim Meyering <meyering@redhat.com>
+
+ Avoid memory overrun in a test leading to potential double-free.
+ * testsuite/test-expandargv.c (writeout_test): Fix off-by-one error:
+ i.e., do copy the trailing NUL byte.
+
2011-03-31 Tristan Gingold <gingold@adacore.com>
* makefile.vms (OBJS): Add filename_cmp.obj
diff --git a/libiberty/testsuite/test-expandargv.c b/libiberty/testsuite/test-expandargv.c
index c16a032..57b96b3 100644
--- a/libiberty/testsuite/test-expandargv.c
+++ b/libiberty/testsuite/test-expandargv.c
@@ -204,7 +204,7 @@ writeout_test (int test, const char * test_data)
if (parse == NULL)
fatal_error (__LINE__, "Failed to malloc parse.", errno);
- memcpy (parse, test_data, sizeof (char) * len);
+ memcpy (parse, test_data, sizeof (char) * (len + 1));
/* Run all possible replaces */
run_replaces (parse);