[PATCH 09/11] Cygwin: testsuite: Fix a buffer overflow in symlink01

Jon Turney jon.turney@dronecode.org.uk
Thu Jul 13 11:39:02 GMT 2023


See ltp commit 44d51c3f
---
 winsup/testsuite/winsup.api/ltp/symlink01.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/winsup/testsuite/winsup.api/ltp/symlink01.c b/winsup/testsuite/winsup.api/ltp/symlink01.c
index 54a24b87f..186a85b4e 100644
--- a/winsup/testsuite/winsup.api/ltp/symlink01.c
+++ b/winsup/testsuite/winsup.api/ltp/symlink01.c
@@ -488,7 +488,7 @@ time_t a_time_value = 100;
 const char  *TCID = NULL;
 char  *Selectedtests = NULL;		/* Name (tcid) of selected test cases */
 char test_msg[BUFMAX];
-char full_path[PATH_MAX+1];
+char full_path[PATH_MAX+1+1]; /* Add one for '\0' and another to exceed the PATH_MAX limit, see creat_path_max() */
 extern int Tst_count;
 extern char *TESTDIR;
 extern char *strrchr();
-- 
2.39.0



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