Fix potential bufferoverflow in pwdx

 Fix potential bufferoverflow in pwdx
 Novell bugzilla entry 78074

Signed-off-by: Werner Fink <werner@suse.de>

diff --git a/pwdx.c b/pwdx.c
index cb96a52167104d531656836b01f2858e3d3a0a20..bda1bf11f6da5d0db9e5c0899b9a8deae2935e64 100644 (file)
--- a/pwdx.c
+++ b/pwdx.c
@@ -60,6 +60,7 @@ int main(int argc, char* argv[])
      for (i = 1; i < argc; i++) {
           if (regexec(&re, argv[i], 0, NULL, 0) != 0) {
                snprintf(buf, sizeof buf, "pwdx: invalid process id: %s\n", argv[i]);
+               buf[sizeof(buf)-1] = '\0';
                die(buf);
           }
           if (!strcmp("-V", argv[i]) || !strcmp("--version", argv[i]))