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openssl asn1pars: don't reach into ASN1_STRING

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ok kenjiro
This commit is contained in:
tb
2025-11-27 08:22:32 +00:00
parent 6f1b9e49d0
commit 3fc06daa4a
1 changed files with 4 additions and 4 deletions
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8
usr.bin/openssl/asn1pars.c
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@@ -1,4 +1,4 @@
/* $OpenBSD: asn1pars.c,v 1.17 2025/01/02 12:31:44 tb Exp $ */
/* $OpenBSD: asn1pars.c,v 1.18 2025/11/27 08:22:32 tb Exp $ */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
@@ -241,7 +241,7 @@ asn1parse_main(int argc, char **argv)
BIO *in = NULL, *out = NULL, *b64 = NULL, *derout = NULL;
char *str = NULL;
const char *errstr = NULL;
unsigned char *tmpbuf;
const unsigned char *tmpbuf;
const unsigned char *ctmpbuf;
BUF_MEM *buf = NULL;
ASN1_TYPE *at = NULL;
@@ -368,8 +368,8 @@ asn1parse_main(int argc, char **argv)
goto end;
}
/* hmm... this is a little evil but it works */
tmpbuf = at->value.asn1_string->data;
tmplen = at->value.asn1_string->length;
tmpbuf = ASN1_STRING_get0_data(at->value.asn1_string);
tmplen = ASN1_STRING_length(at->value.asn1_string);
}
str = (char *) tmpbuf;
num = tmplen;