From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8CF4CC433EF for ; Thu, 19 May 2022 22:34:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237999AbiESWej (ORCPT ); Thu, 19 May 2022 18:34:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39082 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230505AbiESWej (ORCPT ); Thu, 19 May 2022 18:34:39 -0400 Received: from mail.netfilter.org (mail.netfilter.org [217.70.188.207]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 7BED5BDA17 for ; Thu, 19 May 2022 15:34:37 -0700 (PDT) From: Pablo Neira Ayuso To: netfilter-devel@vger.kernel.org Subject: [PATCH nft] netlink_delinearize: memleak when parsing concatenation data Date: Fri, 20 May 2022 00:34:33 +0200 Message-Id: <20220519223433.783136-1-pablo@netfilter.org> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: netfilter-devel@vger.kernel.org netlink_get_register() clones the expression in the register, release after using it. Signed-off-by: Pablo Neira Ayuso --- src/netlink_delinearize.c | 1 + 1 file changed, 1 insertion(+) diff --git a/src/netlink_delinearize.c b/src/netlink_delinearize.c index 068c3bba1159..3bdd98d47eb0 100644 --- a/src/netlink_delinearize.c +++ b/src/netlink_delinearize.c @@ -200,6 +200,7 @@ static struct expr *netlink_parse_concat_data(struct netlink_parse_ctx *ctx, len -= netlink_padded_len(expr->len); reg += netlink_register_space(expr->len); + expr_free(expr); } return concat; -- 2.30.2