openwrt/package/dropbear/patches/110-change_user.patch

   1 diff -urN dropbear.old/svr-chansession.c dropbear.dev/svr-chansession.c
   2 --- dropbear.old/svr-chansession.c      2005-12-09 06:42:33.000000000 +0100
   3 +++ dropbear.dev/svr-chansession.c      2005-12-12 01:42:38.982034750 +0100
   4 @@ -860,12 +860,12 @@
   5         /* We can only change uid/gid as root ... */
   6         if (getuid() == 0) {
   7
   8 -               if ((setgid(ses.authstate.pw->pw_gid) < 0) ||
   9 +               if ((ses.authstate.pw->pw_gid != 0) && ((setgid(ses.authstate.pw->pw_gid) < 0) ||
  10                         (initgroups(ses.authstate.pw->pw_name,
  11 -                                               ses.authstate.pw->pw_gid) < 0)) {
  12 +                                               ses.authstate.pw->pw_gid) < 0))) {
  13                         dropbear_exit("error changing user group");
  14                 }
  15 -               if (setuid(ses.authstate.pw->pw_uid) < 0) {
  16 +               if ((ses.authstate.pw->pw_uid != 0) && (setuid(ses.authstate.pw->pw_uid) < 0)) {
  17                         dropbear_exit("error changing user");
  18                 }
  19         } else {