core: avoid possible asterisk -r crash from long id

[asterisk/asterisk.git] / main / asterisk.c

diff --git a/main/asterisk.c b/main/asterisk.c
index 1c69942..0a5ab13 100644 (file)
--- a/main/asterisk.c
+++ b/main/asterisk.c
@@ -3200,7 +3200,7 @@ static int ast_el_read_history(char *filename)
 
 static void ast_remotecontrol(char *data)
 {
-       char buf[80];
+       char buf[256] = "";
        int res;
        char filename[80] = "";
        char *hostname;
@@ -3217,7 +3217,7 @@ static void ast_remotecontrol(char *data)
        signal(SIGTERM, __remote_quit_handler);
        signal(SIGHUP, __remote_quit_handler);
 
-       if (read(ast_consock, buf, sizeof(buf)) < 0) {
+       if (read(ast_consock, buf, sizeof(buf) - 1) < 0) {
                ast_log(LOG_ERROR, "read() failed: %s\n", strerror(errno));
                return;
        }