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GET /api/1.2/patches/2221361/?format=api
{ "id": 2221361, "url": "http://patchwork.ozlabs.org/api/1.2/patches/2221361/?format=api", "web_url": "http://patchwork.ozlabs.org/project/netfilter-devel/patch/20260409092022.486-1-fw@strlen.de/", "project": { "id": 26, "url": "http://patchwork.ozlabs.org/api/1.2/projects/26/?format=api", "name": "Netfilter Development", "link_name": "netfilter-devel", "list_id": "netfilter-devel.vger.kernel.org", "list_email": "netfilter-devel@vger.kernel.org", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260409092022.486-1-fw@strlen.de>", "list_archive_url": null, "date": "2026-04-09T09:20:19", "name": "[nf-next] netfilter: x_physdev: reject empty or not-nul terminated device names", "commit_ref": null, "pull_url": null, "state": "under-review", "archived": false, "hash": "1a4a042edb1b22bdccb88b9430fde7a5c711ec79", "submitter": { "id": 1025, "url": "http://patchwork.ozlabs.org/api/1.2/people/1025/?format=api", "name": "Florian Westphal", "email": "fw@strlen.de" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/netfilter-devel/patch/20260409092022.486-1-fw@strlen.de/mbox/", "series": [ { "id": 499265, "url": "http://patchwork.ozlabs.org/api/1.2/series/499265/?format=api", "web_url": "http://patchwork.ozlabs.org/project/netfilter-devel/list/?series=499265", "date": "2026-04-09T09:20:19", "name": "[nf-next] netfilter: x_physdev: reject empty or not-nul terminated device names", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/499265/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2221361/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2221361/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "\n <netfilter-devel+bounces-11752-incoming=patchwork.ozlabs.org@vger.kernel.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "netfilter-devel@vger.kernel.org" ], "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=172.232.135.74; helo=sto.lore.kernel.org;\n envelope-from=netfilter-devel+bounces-11752-incoming=patchwork.ozlabs.org@vger.kernel.org;\n receiver=patchwork.ozlabs.org)", "smtp.subspace.kernel.org;\n arc=none smtp.client-ip=91.216.245.30", "smtp.subspace.kernel.org;\n dmarc=none (p=none dis=none) header.from=strlen.de", "smtp.subspace.kernel.org;\n spf=pass smtp.mailfrom=Chamillionaire.breakpoint.cc" ], "Received": [ "from sto.lore.kernel.org (sto.lore.kernel.org [172.232.135.74])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4frvYc4x27z1yCv\n\tfor <incoming@patchwork.ozlabs.org>; Thu, 09 Apr 2026 19:20:52 +1000 (AEST)", "from smtp.subspace.kernel.org (conduit.subspace.kernel.org\n [100.90.174.1])\n\tby sto.lore.kernel.org (Postfix) with ESMTP id 25D2A3000B2C\n\tfor <incoming@patchwork.ozlabs.org>; Thu, 9 Apr 2026 09:20:50 +0000 (UTC)", "from localhost.localdomain (localhost.localdomain [127.0.0.1])\n\tby smtp.subspace.kernel.org (Postfix) with ESMTP id 21D513A9DB3;\n\tThu, 9 Apr 2026 09:20:46 +0000 (UTC)", "from Chamillionaire.breakpoint.cc (Chamillionaire.breakpoint.cc\n [91.216.245.30])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby smtp.subspace.kernel.org (Postfix) with ESMTPS id 24BF03AC0D4\n\tfor <netfilter-devel@vger.kernel.org>; Thu, 9 Apr 2026 09:20:38 +0000 (UTC)", "by Chamillionaire.breakpoint.cc (Postfix, from userid 1003)\n\tid A949460344; Thu, 09 Apr 2026 11:20:29 +0200 (CEST)" ], "ARC-Seal": "i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116;\n\tt=1775726443; cv=none;\n b=iuEtGOQ/WuSlCTvOTtvuVd/rDaE7E6SPsfbOg/T9LULRzZF2Ti7wT8slY2MT+fRJnG7XTZQb6TyduBYt4zRfH1lPErhLx+eLAFVqZXaNAWingQ9v6bOyc+MPEWRDf62jANo1GTF0gNdqqwj13WaZ3zAhU5ZpLtwAg20vVfUfvlE=", "ARC-Message-Signature": "i=1; a=rsa-sha256; d=subspace.kernel.org;\n\ts=arc-20240116; t=1775726443; c=relaxed/simple;\n\tbh=XqHxoNgdDCyDwUGeqbCFgqx2ZOrydpbC7b4ossIFUkg=;\n\th=From:To:Cc:Subject:Date:Message-ID:MIME-Version;\n b=iUyc+mAaGlGFeTnDFkWglpMMnI0UO/pJVdzGDL+gs9BCuhWOgxdHtMNtD61jB66mKa+rkfxDlJ5Y/zB0YdBlvEihsIze2GERDvhsrLc7OBs0VvKsspZ8hViB5JcxtK3iPy91tMZ3BN7x7K4AxMauABpfEquhHETkEPGkMuRbCDk=", "ARC-Authentication-Results": "i=1; smtp.subspace.kernel.org;\n dmarc=none (p=none dis=none) header.from=strlen.de;\n spf=pass smtp.mailfrom=Chamillionaire.breakpoint.cc;\n arc=none smtp.client-ip=91.216.245.30", "From": "Florian Westphal <fw@strlen.de>", "To": "<netfilter-devel@vger.kernel.org>", "Cc": "Florian Westphal <fw@strlen.de>", "Subject": "[PATCH nf-next] netfilter: x_physdev: reject empty or not-nul\n terminated device names", "Date": "Thu, 9 Apr 2026 11:20:19 +0200", "Message-ID": "<20260409092022.486-1-fw@strlen.de>", "X-Mailer": "git-send-email 2.52.0", "Precedence": "bulk", "X-Mailing-List": "netfilter-devel@vger.kernel.org", "List-Id": "<netfilter-devel.vger.kernel.org>", "List-Subscribe": "<mailto:netfilter-devel+subscribe@vger.kernel.org>", "List-Unsubscribe": "<mailto:netfilter-devel+unsubscribe@vger.kernel.org>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit" }, "content": "Reject names that lack a \\0 character and reject the empty string as\nwell. iptables allows this but it fails to re-parse iptables-save output\nthat contain such rules.\n\nSigned-off-by: Florian Westphal <fw@strlen.de>\n---\n net/netfilter/xt_physdev.c | 15 +++++++++++++++\n 1 file changed, 15 insertions(+)", "diff": "diff --git a/net/netfilter/xt_physdev.c b/net/netfilter/xt_physdev.c\nindex 343e65f377d4..1494259fb518 100644\n--- a/net/netfilter/xt_physdev.c\n+++ b/net/netfilter/xt_physdev.c\n@@ -107,6 +107,21 @@ static int physdev_mt_check(const struct xt_mtchk_param *par)\n \t\treturn -EINVAL;\n \t}\n \n+#define X(memb) strnlen(info->memb , sizeof(info->memb)) >= sizeof(info->memb)\n+\tif (X(physindev))\n+\t\treturn -ENAMETOOLONG;\n+\tif (X(physoutdev))\n+\t\treturn -ENAMETOOLONG;\n+\tif (X(in_mask))\n+\t\treturn -ENAMETOOLONG;\n+\tif (X(out_mask))\n+\t\treturn -ENAMETOOLONG;\n+#undef X\n+\tif (info->bitmask & XT_PHYSDEV_OP_IN && info->physindev[0] == 0)\n+\t\treturn -EINVAL;\n+\tif (info->bitmask & XT_PHYSDEV_OP_OUT && info->physoutdev[0] == 0)\n+\t\treturn -EINVAL;\n+\n \tif (!brnf_probed) {\n \t\tbrnf_probed = true;\n \t\trequest_module(\"br_netfilter\");\n", "prefixes": [ "nf-next" ] }