Patch Detail
get:
Show a patch.
patch:
Update a patch.
put:
Update a patch.
GET /api/1.2/patches/2221501/?format=api
{ "id": 2221501, "url": "http://patchwork.ozlabs.org/api/1.2/patches/2221501/?format=api", "web_url": "http://patchwork.ozlabs.org/project/netfilter-devel/patch/20260409095056.706441-2-bestswngs@gmail.com/", "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": "<20260409095056.706441-2-bestswngs@gmail.com>", "list_archive_url": null, "date": "2026-04-09T09:50:57", "name": "[nf] netfilter: nf_conntrack_sip: fix OOB read in epaddr_len and ct_sip_parse_header_uri", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "24c0f7ef41b3ac87c16628fb6f1c2e9be07c0d9c", "submitter": { "id": 92941, "url": "http://patchwork.ozlabs.org/api/1.2/people/92941/?format=api", "name": "Weiming Shi", "email": "bestswngs@gmail.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/netfilter-devel/patch/20260409095056.706441-2-bestswngs@gmail.com/mbox/", "series": [ { "id": 499313, "url": "http://patchwork.ozlabs.org/api/1.2/series/499313/?format=api", "web_url": "http://patchwork.ozlabs.org/project/netfilter-devel/list/?series=499313", "date": "2026-04-09T09:50:57", "name": "[nf] netfilter: nf_conntrack_sip: fix OOB read in epaddr_len and ct_sip_parse_header_uri", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/499313/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2221501/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2221501/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "\n <netfilter-devel+bounces-11774-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\tdkim=pass (2048-bit key;\n unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256\n header.s=20251104 header.b=K1NYr8nc;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c0a:e001:db::12fc:5321; helo=sea.lore.kernel.org;\n envelope-from=netfilter-devel+bounces-11774-incoming=patchwork.ozlabs.org@vger.kernel.org;\n receiver=patchwork.ozlabs.org)", "smtp.subspace.kernel.org;\n\tdkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com\n header.b=\"K1NYr8nc\"", "smtp.subspace.kernel.org;\n arc=none smtp.client-ip=209.85.215.171", "smtp.subspace.kernel.org;\n dmarc=pass (p=none dis=none) header.from=gmail.com", "smtp.subspace.kernel.org;\n spf=pass smtp.mailfrom=gmail.com" ], "Received": [ "from sea.lore.kernel.org (sea.lore.kernel.org\n [IPv6:2600:3c0a:e001:db::12fc:5321])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature ECDSA (secp384r1) server-digest SHA384)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fs3LR3bp1z1yD3\n\tfor <incoming@patchwork.ozlabs.org>; Fri, 10 Apr 2026 01:11:43 +1000 (AEST)", "from smtp.subspace.kernel.org (conduit.subspace.kernel.org\n [100.90.174.1])\n\tby sea.lore.kernel.org (Postfix) with ESMTP id 5CC64304CA45\n\tfor <incoming@patchwork.ozlabs.org>; Thu, 9 Apr 2026 15:07:50 +0000 (UTC)", "from localhost.localdomain (localhost.localdomain [127.0.0.1])\n\tby smtp.subspace.kernel.org (Postfix) with ESMTP id 82DD63C3C0E;\n\tThu, 9 Apr 2026 15:07:49 +0000 (UTC)", "from mail-pg1-f171.google.com (mail-pg1-f171.google.com\n [209.85.215.171])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits))\n\t(No client certificate requested)\n\tby smtp.subspace.kernel.org (Postfix) with ESMTPS id EA0A13D34B6\n\tfor <netfilter-devel@vger.kernel.org>; Thu, 9 Apr 2026 15:07:47 +0000 (UTC)", "by mail-pg1-f171.google.com with SMTP id\n 41be03b00d2f7-c06cb8004e8so507571a12.0\n for <netfilter-devel@vger.kernel.org>;\n Thu, 09 Apr 2026 08:07:47 -0700 (PDT)", "from SLSGDTSWING002.tail0ac356.ts.net ([129.126.109.177])\n by smtp.gmail.com with ESMTPSA id\n d9443c01a7336-2b27497af47sm312363305ad.42.2026.04.09.08.07.43\n (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n Thu, 09 Apr 2026 08:07:46 -0700 (PDT)" ], "ARC-Seal": "i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116;\n\tt=1775747269; cv=none;\n b=LYf5/q1zP3xCmULgtcnJlb+Sd/qurQsXMxyZPSTfcqHzzmelHhb7andTbojXYm2kZNoVAVfVW+fpE8wx57SrMEbpyNv/envmsDwPSzyYsEaytKimhcBx6S90x93/o/MqfRN/s2iL4JC5YH1LV8KPvh1/gkZPX4wrIkOjV+tzTc0=", "ARC-Message-Signature": "i=1; a=rsa-sha256; d=subspace.kernel.org;\n\ts=arc-20240116; t=1775747269; c=relaxed/simple;\n\tbh=Tzx1JoLPABShYM1Pm3RTCn9DyXuxVz/UCK8Zh9PzwWQ=;\n\th=From:To:Cc:Subject:Date:Message-ID:MIME-Version;\n b=UnYMkFTYd7dBTZh5W5+W4wqZYpI/g7tH+14ii8+sp+gdaHpHA+u1in/aoOO3aSH62wUOyqNpr5jF9aXWjGLBIPgPW2piOTgTmXkTcwJTw7C86nhCaeB6tggj6dSw0S5EqC7m5d4pbSSMswthyGYVkzVImIxsFDnQKBQYBa8DkWE=", "ARC-Authentication-Results": "i=1; smtp.subspace.kernel.org;\n dmarc=pass (p=none dis=none) header.from=gmail.com;\n spf=pass smtp.mailfrom=gmail.com;\n dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com\n header.b=K1NYr8nc; arc=none smtp.client-ip=209.85.215.171", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=gmail.com; s=20251104; t=1775747267; x=1776352067;\n darn=vger.kernel.org;\n h=content-transfer-encoding:mime-version:message-id:date:subject:cc\n :to:from:from:to:cc:subject:date:message-id:reply-to;\n bh=PrEq8JFBlKt4BxwmLLBZiPMRBW9tfYXXYLLd/dH/SyE=;\n b=K1NYr8ncZ7rDgEspHQQy3QHmOK2zePYvr1Y/8hWeYphQM8gDSZO73Px+8E7JCfZ+8f\n 5pb+QBGtVyQX0HJgArVXV7MhpjCIqfnNYR3s71h5cEfxiOK4FhQXnJV0Qhsn6dJrSzQv\n gYq7DUaLSop3GgBGksn7MEJdEJ0ZPnjJ4DHpSUGRJLyTn4qg1qg6leTAzcSppzGctOJq\n VHVpqtmqyBbPUdToOPr/EcVfgGpFlU4CM10/CctapHwjpbatQ2ScoZ1ka3lOwwPmsg45\n LzP8wLgXIxF+qYEbSEvoNUvEMsR9xFpdwaKFWhflad4bC4ogrQuy+/CHd6mMKrMPD4O8\n RivA==", "X-Google-DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=1e100.net; s=20251104; t=1775747267; x=1776352067;\n h=content-transfer-encoding:mime-version:message-id:date:subject:cc\n :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date\n :message-id:reply-to;\n bh=PrEq8JFBlKt4BxwmLLBZiPMRBW9tfYXXYLLd/dH/SyE=;\n b=tH0aRe3XeyJsvm1h8ApJ9WoIxWcCgyi3HJbx/gYlI+3xboJSDQ+kRtqZD484wgCtb9\n brk8dY4BYYh8tH5HIR+0Wr8/HYYN1DPksGR1aOcFtwu8a0vtGiT69olOxo6ETaf74paN\n R8PVi4OsJ6PggyfOtyXH8v1ViYYn+gVtZrDY8Lvgh+eJauCF543Onn5p6sqdk7egfRdG\n BTqTfkkaUd8tPigIvo0AenDNWK80t+Ufoel1doOD6sWhfFjPwEF/7+yp2tUXgM8HBYcM\n 6QiaWkMc5twIOObNLMIACCv+dd/LJrOjIB/bCPbJHzrraLOjc8GtvfPLgSoDTg4QwBYE\n 4Egg==", "X-Forwarded-Encrypted": "i=1;\n AJvYcCX5nYdQXJZzmqom7+jHsE3FQJeUYV87BHn9ffTHQC8KJsNH8U4FVLWcAfq27k0CBZYZALzPEJ2i6WG/6dJtwFQ=@vger.kernel.org", "X-Gm-Message-State": "AOJu0YxAY9HlPwTYBKaywdo333gYJ3Ug/yQ0gJC1B5YOlL4ysS1JWtQR\n\tG3DCM+9DgVJN55d8/dFExAuPqFtAilQXQfenpsVhq1SeWy2UilIdYy5A", "X-Gm-Gg": "AeBDievYJDl59sarnZ2ehdSO91EXcl+WlRREgwrFW8NWwj++xn64XBEYbeim8XYdE55\n\t9RAxL1Ll2Y3IUb0phuRTC8MUVmejPxaY9HaoM/AZLW5GOkADEEyQYOjGUZUYxtr1BJr7Fz0i502\n\tc971Z4+ZsVzZvHzpJrLZZgdKIrY5kKYzJ9kJLYfYs2Ad8sF8/Q8/tGy4RwlG+BEJYduOkDA3GUi\n\tK8xbGJ+o/451PTbhN4gSGb+qB6CnlpMmINheWlS9mQ0brVRjRjbrnazJEtzzoXvRRZDOm2TqkOJ\n\t8e3bOrff7t9dzL3nTcoRV0QpRPxB4jsNn6kwe/ULzD/m8gWKxKQ2oa43DDTXMl8exfw4BrGxosw\n\tAwKzmGMOLVR2CTJ3bZsQf3Ma1FBqKruaa+nGAfod7rmarbdpkz6xdSOyre2KhG4d3d2iuzOpncK\n\tIv9RfGK7pJBmkfy1lZokbI0iBptQbUfJPsKGmkrWl3iKB16g6a0tK6bRYTb8Gvdf9BL4VW+t71o\n\tInlx9mDjOSpf8Z0BuGq1Ss=", "X-Received": "by 2002:a17:903:22c6:b0:2ae:3b9b:db34 with SMTP id\n d9443c01a7336-2b28188da6amr269183375ad.42.1775747267056;\n Thu, 09 Apr 2026 08:07:47 -0700 (PDT)", "From": "Weiming Shi <bestswngs@gmail.com>", "To": "Pablo Neira Ayuso <pablo@netfilter.org>,\n\tFlorian Westphal <fw@strlen.de>,\n\t\"David S . Miller\" <davem@davemloft.net>,\n\tEric Dumazet <edumazet@google.com>,\n\tJakub Kicinski <kuba@kernel.org>,\n\tPaolo Abeni <pabeni@redhat.com>", "Cc": "Phil Sutter <phil@nwl.cc>,\n\tSimon Horman <horms@kernel.org>,\n\tPatrick McHardy <kaber@trash.net>,\n\tnetfilter-devel@vger.kernel.org,\n\tcoreteam@netfilter.org,\n\tnetdev@vger.kernel.org,\n\tlinux-kernel@vger.kernel.org,\n\tXiang Mei <xmei5@asu.edu>,\n\tWeiming Shi <bestswngs@gmail.com>", "Subject": "[PATCH nf] netfilter: nf_conntrack_sip: fix OOB read in epaddr_len\n and ct_sip_parse_header_uri", "Date": "Thu, 9 Apr 2026 17:50:57 +0800", "Message-ID": "<20260409095056.706441-2-bestswngs@gmail.com>", "X-Mailer": "git-send-email 2.43.0", "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": "In epaddr_len() and ct_sip_parse_header_uri(), after sip_parse_addr()\nsuccessfully parses an IP address, the code checks whether the next\ncharacter is ':' to determine if a port number follows. However,\nneither function verifies that the pointer is still within bounds\nbefore dereferencing it.\n\nWhen a SIP header URI contains an IP address that extends to the last\nbyte of the packet data, in4_pton() or in6_pton() consumes all\navailable bytes and returns with the end pointer equal to limit. The\nsubsequent dereference reads one byte past the valid SIP message data.\n\nct_sip_parse_request() already handles this correctly:\n\n if (end < limit && *end == ':') {\n\nApply the same bounds check to the two functions that are missing it.\n\nFixes: 9fafcd7b2032 (\"[NETFILTER]: nf_conntrack/nf_nat: add SIP helper port\")\nReported-by: Xiang Mei <xmei5@asu.edu>\nSigned-off-by: Weiming Shi <bestswngs@gmail.com>\n---\n net/netfilter/nf_conntrack_sip.c | 4 ++--\n 1 file changed, 2 insertions(+), 2 deletions(-)", "diff": "diff --git a/net/netfilter/nf_conntrack_sip.c b/net/netfilter/nf_conntrack_sip.c\nindex 939502ff7c87..83741901c6fb 100644\n--- a/net/netfilter/nf_conntrack_sip.c\n+++ b/net/netfilter/nf_conntrack_sip.c\n@@ -194,7 +194,7 @@ static int epaddr_len(const struct nf_conn *ct, const char *dptr,\n \t}\n \n \t/* Port number */\n-\tif (*dptr == ':') {\n+\tif (dptr < limit && *dptr == ':') {\n \t\tdptr++;\n \t\tdptr += digits_len(ct, dptr, limit, shift);\n \t}\n@@ -520,7 +520,7 @@ int ct_sip_parse_header_uri(const struct nf_conn *ct, const char *dptr,\n \n \tif (!sip_parse_addr(ct, dptr + *matchoff, &c, addr, limit, true))\n \t\treturn -1;\n-\tif (*c == ':') {\n+\tif (c < limit && *c == ':') {\n \t\tc++;\n \t\tp = simple_strtoul(c, (char **)&c, 10);\n \t\tif (p < 1024 || p > 65535)\n", "prefixes": [ "nf" ] }