From f5de77fa081b10cf31f6feb3447e062ba578e0a9 Mon Sep 17 00:00:00 2001
From: Ronan Pigott <ronan@rjp.ie>
Date: Sat, 16 Dec 2023 12:45:07 -0700
Subject: [PATCH] resolved-util: NUL-terminate host label

In case the host has a 63-byte hostname, we must have enough space for a
NUL terminator as well.
---
 src/resolve/resolved-util.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/resolve/resolved-util.c b/src/resolve/resolved-util.c
index 00abada426c..adcd35d6bee 100644
--- a/src/resolve/resolved-util.c
+++ b/src/resolve/resolved-util.c
@@ -14,7 +14,7 @@ int resolve_system_hostname(char **full_hostname, char **first_label) {
 #elif HAVE_LIBIDN
         int k;
 #endif
-        char label[DNS_LABEL_MAX];
+        char label[DNS_LABEL_MAX+1];
         const char *p, *decoded;
         int r;
 
-- 
2.47.3