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Coverity #1451596: check dirlen for being negative

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Reviewed-by: Bernd Edlinger <bernd.edlinger@hotmail.de>
(Merged from https://github.com/openssl/openssl/pull/9362)
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Pauli 2019-07-14 17:55:15 +10:00
parent b481fbe68b
commit 35e264c032
1 changed files with 2 additions and 0 deletions
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crypto/asn1/bio_ndef.c
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@ -184,6 +184,8 @@ static int ndef_suffix(BIO *b, unsigned char **pbuf, int *plen, void *parg)
return 0;
derlen = ASN1_item_ndef_i2d(ndef_aux->val, NULL, ndef_aux->it);
if (derlen < 0)
return 0;
if ((p = OPENSSL_malloc(derlen)) == NULL) {
ASN1err(ASN1_F_NDEF_SUFFIX, ERR_R_MALLOC_FAILURE);
return 0;