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- markus@cvs.openbsd.org 2006/09/19 21:14:08 

[packet.c]
     client NULL deref on protocol error; Tavis Ormandy, Google Security Team
This commit is contained in:
Darren Tucker 2006-09-21 13:00:25 +10:00
parent 1e80e4023b
commit 4aa665b71c
2 changed files with 8 additions and 2 deletions
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5
ChangeLog
View File

@ -5,6 +5,9 @@
Use S_IS* macros insted of masking with S_IF* flags. The latter may Use S_IS* macros insted of masking with S_IF* flags. The latter may
have multiple bits set, which lead to surprising results. Spotted by have multiple bits set, which lead to surprising results. Spotted by
Paul Stoeber, more to come. ok millert@ pedro@ jaredy@ djm@ Paul Stoeber, more to come. ok millert@ pedro@ jaredy@ djm@
- markus@cvs.openbsd.org 2006/09/19 21:14:08
[packet.c]
client NULL deref on protocol error; Tavis Ormandy, Google Security Team
20060918 20060918
- (dtucker) [configure.ac] On AIX, check to see if the compiler will allow - (dtucker) [configure.ac] On AIX, check to see if the compiler will allow
@ -5465,4 +5468,4 @@
- (djm) Trim deprecated options from INSTALL. Mention UsePAM - (djm) Trim deprecated options from INSTALL. Mention UsePAM
- (djm) Fix quote handling in sftp; Patch from admorten AT umich.edu - (djm) Fix quote handling in sftp; Patch from admorten AT umich.edu
$Id: ChangeLog,v 1.4553 2006/09/21 02:59:33 dtucker Exp $ $Id: ChangeLog,v 1.4554 2006/09/21 03:00:25 dtucker Exp $

5
packet.c
View File

@ -1,4 +1,4 @@
/* $OpenBSD: packet.c,v 1.144 2006/09/16 19:53:37 djm Exp $ */ /* $OpenBSD: packet.c,v 1.145 2006/09/19 21:14:08 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
@ -691,6 +691,9 @@ packet_enable_delayed_compress(void)
*/ */
after_authentication = 1; after_authentication = 1;
for (mode = 0; mode < MODE_MAX; mode++) { for (mode = 0; mode < MODE_MAX; mode++) {
/* protocol error: USERAUTH_SUCCESS received before NEWKEYS */
if (newkeys[mode] == NULL)
continue;
comp = &newkeys[mode]->comp; comp = &newkeys[mode]->comp;
if (comp && !comp->enabled && comp->type == COMP_DELAYED) { if (comp && !comp->enabled && comp->type == COMP_DELAYED) {
packet_init_compression(); packet_init_compression();