From 52e028b9de371da62c1e51b46592517b1068d770 Mon Sep 17 00:00:00 2001 From: "Dr. Stephen Henson" Date: Sun, 1 Feb 2015 13:06:32 +0000 Subject: [PATCH] Check PKCS#8 pkey field is valid before cleansing. PR:3683 Reviewed-by: Tim Hudson --- crypto/asn1/p8_pkey.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/crypto/asn1/p8_pkey.c b/crypto/asn1/p8_pkey.c index 90754831f2..0a425cd29d 100644 --- a/crypto/asn1/p8_pkey.c +++ b/crypto/asn1/p8_pkey.c @@ -69,7 +69,8 @@ static int pkey_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it, /* Since the structure must still be valid use ASN1_OP_FREE_PRE */ if (operation == ASN1_OP_FREE_PRE) { PKCS8_PRIV_KEY_INFO *key = (PKCS8_PRIV_KEY_INFO *)*pval; - if (key->pkey->value.octet_string) + if (key->pkey && key->pkey->type == V_ASN1_OCTET_STRING + && key->pkey->value.octet_string != NULL) OPENSSL_cleanse(key->pkey->value.octet_string->data, key->pkey->value.octet_string->length); } -- 2.25.1