From 2679485e69c55b8186bc14d4947fc508c5f55358 Mon Sep 17 00:00:00 2001 From: Matt Caswell Date: Wed, 11 Mar 2015 19:41:01 +0000 Subject: Fix asn1_item_print_ctx The call to asn1_do_adb can return NULL on error, so we should check the return value before attempting to use it. Reviewed-by: Rich Salz (cherry picked from commit 34a7ed0c39aa3ab67eea1e106577525eaf0d7a00) --- crypto/asn1/tasn_prn.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/crypto/asn1/tasn_prn.c b/crypto/asn1/tasn_prn.c index 11d784ccd5..4866dcd193 100644 --- a/crypto/asn1/tasn_prn.c +++ b/crypto/asn1/tasn_prn.c @@ -289,6 +289,8 @@ static int asn1_item_print_ctx(BIO *out, ASN1_VALUE **fld, int indent, for (i = 0, tt = it->templates; i < it->tcount; i++, tt++) { const ASN1_TEMPLATE *seqtt; seqtt = asn1_do_adb(fld, tt, 1); + if(!seqtt) + return 0; tmpfld = asn1_get_field_ptr(fld, seqtt); if (!asn1_template_print_ctx(out, tmpfld, indent + 2, seqtt, pctx)) -- cgit v1.2.1