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upstream: fix use-after-free in ssh-pkcs11; found by hshoexer w/AFL 

OpenBSD-Commit-ID: febce81cca72b71f70513fbee4ff52ca050f675c
This commit is contained in:
markus@openbsd.org 2019-03-08 17:24:43 +00:00 committed by Damien Miller
parent 9edbd7821e
commit 2aee9a49f6
1 changed files with 3 additions and 1 deletions
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4
ssh-pkcs11.c
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@ -1,4 +1,4 @@
/* $OpenBSD: ssh-pkcs11.c,v 1.42 2019/02/04 23:37:54 djm Exp $ */
/* $OpenBSD: ssh-pkcs11.c,v 1.43 2019/03/08 17:24:43 markus Exp $ */
/*
* Copyright (c) 2010 Markus Friedl. All rights reserved.
* Copyright (c) 2014 Pedro Martelletto. All rights reserved.
@ -1124,6 +1124,7 @@ pkcs11_fetch_certs(struct pkcs11_provider *p, CK_ULONG slotidx,
break;
default:
/* XXX print key type? */
key = NULL;
error("skipping unsupported certificate type");
}
@ -1225,6 +1226,7 @@ pkcs11_fetch_keys(struct pkcs11_provider *p, CK_ULONG slotidx,
#endif /* HAVE_EC_KEY_METHOD_NEW */
default:
/* XXX print key type? */
key = NULL;
error("skipping unsupported key type");
}