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- dtucker@cvs.openbsd.org 2009/06/21 07:37:15 

[kexdhs.c kexgexs.c]
     abort if key_sign fails, preventing possible null deref.  Based on report
     from Paolo Ganci, ok markus@ djm@
This commit is contained in:
Darren Tucker 2009-06-21 19:00:20 +10:00
parent 7b935c79f4
commit 6ae35ac576
3 changed files with 12 additions and 4 deletions
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4
ChangeLog
View File

@ -97,6 +97,10 @@
[packet.c] [packet.c]
Move some more statics into session_state Move some more statics into session_state
ok markus@ djm@ ok markus@ djm@
- dtucker@cvs.openbsd.org 2009/06/21 07:37:15
[kexdhs.c kexgexs.c]
abort if key_sign fails, preventing possible null deref. Based on report
from Paolo Ganci, ok markus@ djm@
20090616 20090616
- (dtucker) [configure.ac defines.h] Bug #1607: handle the case where fsid_t - (dtucker) [configure.ac defines.h] Bug #1607: handle the case where fsid_t

6
kexdhs.c
View File

@ -1,4 +1,4 @@
/* $OpenBSD: kexdhs.c,v 1.9 2006/11/06 21:25:28 markus Exp $ */ /* $OpenBSD: kexdhs.c,v 1.10 2009/06/21 07:37:15 dtucker Exp $ */
/* /*
* Copyright (c) 2001 Markus Friedl. All rights reserved. * Copyright (c) 2001 Markus Friedl. All rights reserved.
* *
@ -137,7 +137,9 @@ kexdh_server(Kex *kex)
} }
/* sign H */ /* sign H */
PRIVSEP(key_sign(server_host_key, &signature, &slen, hash, hashlen)); if (PRIVSEP(key_sign(server_host_key, &signature, &slen, hash,
hashlen)) < 0)
fatal("kexdh_server: key_sign failed");
/* destroy_sensitive_data(); */ /* destroy_sensitive_data(); */

6
kexgexs.c
View File

@ -1,4 +1,4 @@
/* $OpenBSD: kexgexs.c,v 1.11 2009/01/01 21:17:36 djm Exp $ */ /* $OpenBSD: kexgexs.c,v 1.12 2009/06/21 07:37:15 dtucker Exp $ */
/* /*
* Copyright (c) 2000 Niels Provos. All rights reserved. * Copyright (c) 2000 Niels Provos. All rights reserved.
* Copyright (c) 2001 Markus Friedl. All rights reserved. * Copyright (c) 2001 Markus Friedl. All rights reserved.
@ -179,7 +179,9 @@ kexgex_server(Kex *kex)
} }
/* sign H */ /* sign H */
PRIVSEP(key_sign(server_host_key, &signature, &slen, hash, hashlen)); if (PRIVSEP(key_sign(server_host_key, &signature, &slen, hash,
hashlen)) < 0)
fatal("kexgex_server: key_sign failed");
/* destroy_sensitive_data(); */ /* destroy_sensitive_data(); */