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SSL: SSL_CTX_set_tmp_dh() error handling.

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For example, it can fail due to weak DH parameters.
This commit is contained in:
Sergey Kandaurov 2021-08-04 21:27:51 +03:00
parent 15769c3918
commit 02bd43d05b
1 changed files with 7 additions and 1 deletions
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8
src/event/ngx_event_openssl.c
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@ -1376,7 +1376,13 @@ ngx_ssl_dhparam(ngx_conf_t *cf, ngx_ssl_t *ssl, ngx_str_t *file)
return NGX_ERROR;
}
SSL_CTX_set_tmp_dh(ssl->ctx, dh);
if (SSL_CTX_set_tmp_dh(ssl->ctx, dh) != 1) {
ngx_ssl_error(NGX_LOG_EMERG, ssl->log, 0,
"SSL_CTX_set_tmp_dh(\"%s\") failed", file->data);
DH_free(dh);
BIO_free(bio);
return NGX_ERROR;
}
DH_free(dh);
BIO_free(bio);