gbaconv

commit 258f10aced6c85b5900e88d0973809fc7eb0f463
parent 0c5928896b4c3c782cb773b1b88d809ac36032f6
Author: Frederic Cambus <fred@statdns.com>
Date:   Mon, 25 Mar 2019 15:41:17 +0100

Validate array index before attempting to write data.

Diffstat:
M
pcx2gba.c
 | 
3
++-

1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/pcx2gba.c b/pcx2gba.c
@@ -114,7 +114,8 @@ int main(int argc, char *argv[]) {
 			run_count = current_byte-192;
 
 			for (run_position = 0; run_position < run_count; run_position++) {
-				pcx_buffer[offset+run_position] = input_file_buffer[loop+1];
+				if (offset + run_position < pcx_buffer_size)
+					pcx_buffer[offset + run_position] = input_file_buffer[loop +1];
 			}
 			offset += run_count;
 			loop += 2;