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Check for NUL characters in string and return ASN1_BAD_CHARACTER

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error-code if we find them.


git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@20011 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Love Hörnquist Åstrand
2007-01-20 21:53:32 +00:00
parent bfdf78f588
commit 848c63a5fd
1 changed files with 4 additions and 1 deletions
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5
lib/asn1/der_get.c
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@@ -1,5 +1,5 @@
/* /*
* Copyright (c) 1997 - 2005 Kungliga Tekniska H<>gskolan * Copyright (c) 1997 - 2007 Kungliga Tekniska H<>gskolan
* (Royal Institute of Technology, Stockholm, Sweden). * (Royal Institute of Technology, Stockholm, Sweden).
* All rights reserved. * All rights reserved.
* *
@@ -140,6 +140,9 @@ der_get_general_string (const unsigned char *p, size_t len,
if (len > len + 1) if (len > len + 1)
return ASN1_BAD_LENGTH; return ASN1_BAD_LENGTH;
if (memchr(p, 0, len) != NULL)
return ASN1_BAD_CHARACTER;
s = malloc (len + 1); s = malloc (len + 1);
if (s == NULL) if (s == NULL)
return ENOMEM; return ENOMEM;