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- markus@cvs.openbsd.org 2007/08/15 08:14:46 

[clientloop.c]
     do NOT fall back to the trused x11 cookie if generation of an untrusted
     cookie fails; from security-alert at sun.com; ok dtucker
This commit is contained in:
Darren Tucker 2007-08-15 19:13:41 +10:00
parent 2d9636471b
commit 513d13accd
2 changed files with 32 additions and 15 deletions
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9
ChangeLog
View File

@ -1,3 +1,10 @@
20070815
- (dtucker) OpenBSD CVS Sync
- markus@cvs.openbsd.org 2007/08/15 08:14:46
[clientloop.c]
do NOT fall back to the trused x11 cookie if generation of an untrusted
cookie fails; from security-alert at sun.com; ok dtucker
20070813 20070813
- (dtucker) [session.c] Bug #1339: ensure that pam_setcred() is always - (dtucker) [session.c] Bug #1339: ensure that pam_setcred() is always
called with PAM_ESTABLISH_CRED at least once, which resolves a problem called with PAM_ESTABLISH_CRED at least once, which resolves a problem
@ -3152,4 +3159,4 @@
OpenServer 6 and add osr5bigcrypt support so when someone migrates OpenServer 6 and add osr5bigcrypt support so when someone migrates
passwords between UnixWare and OpenServer they will still work. OK dtucker@ passwords between UnixWare and OpenServer they will still work. OK dtucker@
$Id: ChangeLog,v 1.4725 2007/08/13 13:11:56 dtucker Exp $ $Id: ChangeLog,v 1.4726 2007/08/15 09:13:41 dtucker Exp $

12
clientloop.c
View File

@ -1,4 +1,4 @@
/* $OpenBSD: clientloop.c,v 1.180 2007/08/07 07:32:53 djm Exp $ */ /* $OpenBSD: clientloop.c,v 1.181 2007/08/15 08:14:46 markus Exp $ */
/* /*
* Author: Tatu Ylonen <ylo@cs.hut.fi> * Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@ -290,6 +290,13 @@ client_x11_get_proto(const char *display, const char *xauth_path,
generated = 1; generated = 1;
} }
} }
/*
* When in untrusted mode, we read the cookie only if it was
* successfully generated as an untrusted one in the step
* above.
*/
if (trusted || generated) {
snprintf(cmd, sizeof(cmd), snprintf(cmd, sizeof(cmd),
"%s %s%s list %s 2>" _PATH_DEVNULL, "%s %s%s list %s 2>" _PATH_DEVNULL,
xauth_path, xauth_path,
@ -303,6 +310,9 @@ client_x11_get_proto(const char *display, const char *xauth_path,
got_data = 1; got_data = 1;
if (f) if (f)
pclose(f); pclose(f);
} else
error("Warning: untrusted X11 forwarding setup failed: "
"xauth key data not generated");
} }
if (do_unlink) { if (do_unlink) {