idevicedebug: Only decode response if not OK, otherwise it may cause a buffer overrun

Only decode the response if it's not OK, otherwise the O in "OK" can be
interpreted as a hexadecimal and cause a buffer overrun.

1 files changed, 3 insertions, 1 deletions

diff --git a/tools/idevicedebug.c b/tools/idevicedebug.c
index 437faba..b0198a8 100644
--- a/tools/idevicedebug.c
+++ b/tools/idevicedebug.c
@@ -501,7 +501,9 @@ int main(int argc, char *argv[])
 
                                 if (response) {
                                         log_debug("response: %s", response);
-                                        dres = debugserver_client_handle_response(debugserver_client, &response, 1);
+                                        if (strncmp(response, "OK", 2)) {
+                                                dres = debugserver_client_handle_response(debugserver_client, &response, 1);
+                                        }
                                 }
 
                                 sleep(1);