Add NULL check for return from pkey_asn1_meths.
Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/10473)
(cherry picked from commit
9bada854de16bcc1a9dc199b4b352b19ab6897fc)
nidcount = e->pkey_asn1_meths(e, NULL, &nids, 0);
for (i = 0; i < nidcount; i++) {
e->pkey_asn1_meths(e, &ameth, NULL, nids[i]);
- if (((int)strlen(ameth->pem_str) == len)
+ if (ameth != NULL
+ && ((int)strlen(ameth->pem_str) == len)
&& strncasecmp(ameth->pem_str, str, len) == 0)
return ameth;
}