[PATCH 0/1] MR8422: find/tests: Fix out-of-bound access to input in mangle_text.

[Yuxuan Shui (＠yshui)]

input is not null-terminated so we need to check for length first.

-- 
https://gitlab.winehq.org/wine/wine/-/merge_requests/8422

[PATCH 1/1] find/tests: Fix out-of-bound access to input in mangle_text.

[Yuxuan Shui]

From: Yuxuan Shui <yshui(a)codeweavers.com>

input is not null-terminated so we need to check for length first.
---
 programs/find/tests/find.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/programs/find/tests/find.c b/programs/find/tests/find.c
index 10fd8ad8ae3..70d3cb9338e 100644
--- a/programs/find/tests/find.c
+++ b/programs/find/tests/find.c
@@ -105,7 +105,7 @@ static void mangle_text(const BYTE *input, int input_len, BYTE *output, int outp
     int count_wchar;
 
     /* Check for UTF-16 LE BOM */
-    if (input[0] == 0xFF && input[1] == 0xFE)
+    if (input_len > 1 && input[0] == 0xFF && input[1] == 0xFE)
     {
         int buffer_count = 0;
         int i;
-- 
GitLab

https://gitlab.winehq.org/wine/wine/-/merge_requests/8422