@@ -, +, @@ 
  248 |                         strcat (tty_name, ut->ut_line);
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
                 from ../lib/prototypes.h:52,
                 from logoutd.c:42:
   62 |   char ut_line[UT_LINESIZE]
      |        ^~~~~~~
---
 shadow/src/logoutd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/shadow/src/logoutd.c	
+++ a/shadow/src/logoutd.c	
@@ -245,7 +245,7 @@ int main (int argc, char **argv)
 				tty_name[0] = '\0';
 			}
 
-			strcat (tty_name, ut->ut_line);
+			strncat (tty_name, ut->ut_line, UT_LINESIZE);
 #ifndef O_NOCTTY
 #define O_NOCTTY 0
 #endif
--