From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx1.secunet.com (mx1.secunet.com [62.96.220.36]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 04C59346E46; Tue, 5 May 2026 04:34:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=62.96.220.36 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777955700; cv=none; b=HEmRR8CXZ5MsCjpG1xtUuPfbnD1WsPIhpcytgpKueLilOKCUGTecGy/FHBNiYxbueJE7PIkVfuP+8C3XqroPwz7cQWyPdiXDkHbG0oW7bsLWk4Ipx/KLWw79KM6ohX9iu6MQYSndoGyrwAGYOMNk5Qa4+/dYWGGZElRPukWaRNA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777955700; c=relaxed/simple; bh=96mtuYIFRTeZX9HF3rTuCTVsf72VznZCp7FaTUFzSVU=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=pS0BG3p2pEP+23heYqeeGq4/AuDB0sTOu9D9erIdf7dElBeeTgnH/ThzLu5RBkq1EkiH3GC49k9tkkije3BBICmcumBxovealYWCx7phJdgPGaseD/13AV3AVqb3JU01/Absz01SuucqlgzdLMPjKzIgzy/0zmw0GpBNDva0cOY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=secunet.com; spf=pass smtp.mailfrom=secunet.com; dkim=pass (2048-bit key) header.d=secunet.com header.i=@secunet.com header.b=e/WyhNPJ; arc=none smtp.client-ip=62.96.220.36 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=secunet.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=secunet.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=secunet.com header.i=@secunet.com header.b="e/WyhNPJ" Received: from localhost (localhost [127.0.0.1]) by mx1.secunet.com (Postfix) with ESMTP id C64E2206E9; Tue, 5 May 2026 06:34:57 +0200 (CEST) X-Virus-Scanned: by secunet Received: from mx1.secunet.com ([127.0.0.1]) by localhost (mx1.secunet.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id mzqxlekOVGTq; Tue, 5 May 2026 06:34:57 +0200 (CEST) Received: from EXCH-02.secunet.de (rl2.secunet.de [10.32.0.232]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.secunet.com (Postfix) with ESMTPS id 438B420049; Tue, 5 May 2026 06:34:57 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 mx1.secunet.com 438B420049 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=secunet.com; s=202301; t=1777955697; bh=g94DFxxa+IyEIpYIttt1VwXxX6GZXpH/cnNFqSxf65w=; h=From:To:CC:Subject:Date:In-Reply-To:References:From; b=e/WyhNPJ0f4Eouv/XZeXXALsf1/fmChB5T1N3GQVU4qnim7mYYP5MRyJRqWXXqYTs MEohULpjnh6qdVKjJ+Iu2zV2hAkXFnqY11Ucx+WiNIVH7tBg7UvoobR/j1oX7lwPpA M7f6NRe2UNrs8UHIBYqwkLc/FTiGquZxT3snQngQ1Roh/ceFaC6P1Esq8Zd5voHpqX kxRlJFkHh///mCVcjIZ2Sx2qzmohI63E3BkL6snMqEkU89qGkcdSoVtvc9oAiBJnXH tzC3RDj88tOTlUvdpn0qWbZfWS7fhtAdt/d/nvlUJXAfMuC1l/LhnrhamnMc5N/9Ea d2VFosHoAPx6A== Received: from moon.secunet.de (172.18.149.1) by EXCH-02.secunet.de (10.32.0.172) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.17; Tue, 5 May 2026 06:34:54 +0200 From: Antony Antony To: Antony Antony , Steffen Klassert , Herbert Xu , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman , David Ahern , Masahide NAKAMURA , Paul Moore , Stephen Smalley , Ondrej Mosnacek , Jonathan Corbet , Shuah Khan CC: Sabrina Dubroca , , , , , Chiachang Wang , Yan Yan , Subject: [PATCH ipsec-next v8 13/14] xfrm: restrict netlink attributes for XFRM_MSG_MIGRATE_STATE Date: Tue, 5 May 2026 06:34:42 +0200 Message-ID: X-Mailer: git-send-email 2.39.5 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" X-Mailer: b4 0.15-dev Content-Transfer-Encoding: 8bit X-ClientProxiedBy: EXCH-01.secunet.de (10.32.0.171) To EXCH-02.secunet.de (10.32.0.172) Only accept XFRMA used in this method, reject the rest. Signed-off-by: Antony Antony --- v5->v6: added this patch --- net/xfrm/xfrm_user.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c index a49edf7d6f78..c435b38f25bd 100644 --- a/net/xfrm/xfrm_user.c +++ b/net/xfrm/xfrm_user.c @@ -3732,6 +3732,30 @@ static int xfrm_reject_unused_attr(int type, struct nlattr **attrs, } } + if (type == XFRM_MSG_MIGRATE_STATE) { + int i; + + for (i = 0; i <= XFRMA_MAX; i++) { + if (!attrs[i]) + continue; + + switch (i) { + case XFRMA_MARK: + case XFRMA_ENCAP: + case XFRMA_OFFLOAD_DEV: + case XFRMA_SET_MARK: + case XFRMA_SET_MARK_MASK: + case XFRMA_MTIMER_THRESH: + case XFRMA_NAT_KEEPALIVE_INTERVAL: + break; + default: + NL_SET_ERR_MSG_ATTR(extack, attrs[i], + "Unsupported attribute in XFRM_MSG_MIGRATE_STATE"); + return -EINVAL; + } + } + } + return 0; } -- 2.47.3