skalibs

commit d69644de85148f56efeed4259a783881e2a1bddc
parent 2dd8af0dfa6ecdb61b8bd7f2926aa959db093bf6
Author: Laurent Bercot <ska-skaware@skarnet.org>
Date:   Wed, 31 Jul 2019 23:47:35 +0000

 bugfix: env_dump() unterminated strings

Diffstat:
M
src/libstddjb/env_dump.c
 | 
3
++-

1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/src/libstddjb/env_dump.c b/src/libstddjb/env_dump.c
@@ -32,7 +32,8 @@ int env_dump (char const *dir, mode_t mode, char const *const *envp)
     size_t len = str_chr(*envp, '=') ;
     size_t vallen = strlen(*envp + len + 1) ;
     char fn[len + 1] ;
-    memcpy(fn, *envp, len + 1) ;
+    memcpy(fn, *envp, len) ;
+    fn[len] = 0 ;
     len = openwritenclose_at(fd, fn, *envp + len + 1, vallen) ;
     if (len < vallen) goto cerr ;
   }