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GET /api/patches/2225016/?format=api
{ "id": 2225016, "url": "http://patchwork.ozlabs.org/api/patches/2225016/?format=api", "web_url": "http://patchwork.ozlabs.org/project/ovn/patch/20260420090026.1666597-3-amusil@redhat.com/", "project": { "id": 68, "url": "http://patchwork.ozlabs.org/api/projects/68/?format=api", "name": "Open Virtual Network development", "link_name": "ovn", "list_id": "ovs-dev.openvswitch.org", "list_email": "ovs-dev@openvswitch.org", "web_url": "http://openvswitch.org/", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260420090026.1666597-3-amusil@redhat.com>", "list_archive_url": null, "date": "2026-04-20T09:00:26", "name": "[ovs-dev,3/3] pinctrl: Make sure the BFD packet contains correct amount of data.", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "b857b2c03860f41bdbabf332213eb17cc423073d", "submitter": { "id": 83634, "url": "http://patchwork.ozlabs.org/api/people/83634/?format=api", "name": "Ales Musil", "email": "amusil@redhat.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/ovn/patch/20260420090026.1666597-3-amusil@redhat.com/mbox/", "series": [ { "id": 500572, "url": "http://patchwork.ozlabs.org/api/series/500572/?format=api", "web_url": "http://patchwork.ozlabs.org/project/ovn/list/?series=500572", "date": "2026-04-20T09:00:24", "name": "[ovs-dev,1/3] pinctrl: Limit the IP packet size to buffer size for ICMP Need Frag.", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/500572/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2225016/comments/", "check": "success", "checks": "http://patchwork.ozlabs.org/api/patches/2225016/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<ovs-dev-bounces@openvswitch.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "dev@openvswitch.org" ], "Delivered-To": [ "patchwork-incoming@legolas.ozlabs.org", "ovs-dev@lists.linuxfoundation.org" ], "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=fail reason=\"signature verification failed\" (1024-bit key;\n unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256\n header.s=mimecast20190719 header.b=Py6mkPYg;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=openvswitch.org\n (client-ip=2605:bc80:3010::137; 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Mon, 20 Apr 2026 09:00:38 +0000 (UTC)", "from mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com\n (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by\n relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3,\n cipher=TLS_AES_256_GCM_SHA384) id us-mta-97-SQIT_Y-iOPmyZG0CZqJbIA-1; Mon,\n 20 Apr 2026 05:00:35 -0400", "from mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com\n (mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.4])\n (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest\n SHA256)\n (No client certificate requested)\n by mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS\n id ADD3418002C0; Mon, 20 Apr 2026 09:00:34 +0000 (UTC)", "from amusil.redhat.com (unknown [10.44.33.221])\n by mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP\n id E620D3000C15; Mon, 20 Apr 2026 09:00:32 +0000 (UTC)" ], "X-Virus-Scanned": [ "amavis at osuosl.org", "amavis at osuosl.org" ], "X-Comment": "SPF check N/A for local connections - client-ip=140.211.9.56;\n helo=lists.linuxfoundation.org;\n envelope-from=ovs-dev-bounces@openvswitch.org; receiver=<UNKNOWN> ", "DKIM-Filter": [ "OpenDKIM Filter v2.11.0 smtp4.osuosl.org 94D2940F52", "OpenDKIM Filter v2.11.0 smtp1.osuosl.org C4127825CA" ], "Received-SPF": "Pass (mailfrom) identity=mailfrom; client-ip=170.10.129.124;\n helo=us-smtp-delivery-124.mimecast.com; envelope-from=amusil@redhat.com;\n receiver=<UNKNOWN>", "DMARC-Filter": "OpenDMARC Filter v1.4.2 smtp1.osuosl.org C4127825CA", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com;\n s=mimecast20190719; t=1776675637;\n h=from:from:reply-to:subject:subject:date:date:message-id:message-id:\n to:to:cc:cc:mime-version:mime-version:content-type:content-type:\n content-transfer-encoding:content-transfer-encoding:\n in-reply-to:in-reply-to:references:references;\n bh=bO99f43cENMQJiXiTPSJrjIdVBh1ADLRYyuSWf1vu9o=;\n b=Py6mkPYg5mlkhth5UDhfGxv6q9PTSm+Et+RHofxd03KqZvRTNN5Yfysywnwyi/ss4Xbl2E\n CfYywpdb4BSxeOTIOGwRIQ7AM80l2zoG9aUxCAIKePJn9O0UJ6zrDPPnZOUFhiZC/9HagH\n uLPwefdowhuDWNs1hg+MRCSaJosDz1s=", "X-MC-Unique": "SQIT_Y-iOPmyZG0CZqJbIA-1", "X-Mimecast-MFC-AGG-ID": "SQIT_Y-iOPmyZG0CZqJbIA_1776675634", "To": "dev@openvswitch.org", "Date": "Mon, 20 Apr 2026 11:00:26 +0200", "Message-ID": "<20260420090026.1666597-3-amusil@redhat.com>", "In-Reply-To": "<20260420090026.1666597-1-amusil@redhat.com>", "References": "<20260420090026.1666597-1-amusil@redhat.com>", "MIME-Version": "1.0", "X-Scanned-By": "MIMEDefang 3.4.1 on 10.30.177.4", "X-Mimecast-Spam-Score": "0", "X-Mimecast-MFC-PROC-ID": "rarZdF8ZZjekO3-BcZsfMdCFDe5GRZcymu724t3ZgG8_1776675634", "X-Mimecast-Originator": "redhat.com", "Subject": "[ovs-dev] [PATCH ovn 3/3] pinctrl: Make sure the BFD packet\n contains correct amount of data.", "X-BeenThere": "ovs-dev@openvswitch.org", "X-Mailman-Version": "2.1.30", "Precedence": "list", "List-Id": "<ovs-dev.openvswitch.org>", "List-Unsubscribe": "<https://mail.openvswitch.org/mailman/options/ovs-dev>,\n <mailto:ovs-dev-request@openvswitch.org?subject=unsubscribe>", "List-Archive": "<http://mail.openvswitch.org/pipermail/ovs-dev/>", "List-Post": "<mailto:ovs-dev@openvswitch.org>", "List-Help": "<mailto:ovs-dev-request@openvswitch.org?subject=help>", "List-Subscribe": "<https://mail.openvswitch.org/mailman/listinfo/ovs-dev>,\n <mailto:ovs-dev-request@openvswitch.org?subject=subscribe>", "From": "Ales Musil via dev <ovs-dev@openvswitch.org>", "Reply-To": "Ales Musil <amusil@redhat.com>", "Cc": "Seiji Sakurai <Seiji.Sakurai@outlook.com>,\n Dumitru Ceara <dceara@redhat.com>", "Content-Type": "text/plain; charset=\"us-ascii\"", "Content-Transfer-Encoding": "7bit", "Errors-To": "ovs-dev-bounces@openvswitch.org", "Sender": "\"dev\" <ovs-dev-bounces@openvswitch.org>" }, "content": "Add missing check if the UDP packet contains the right amount of\ndata to safely deref part of the packet buffer.\n\nFixes: 02839c4d8934 (\"controller: bfd: introduce BFD state machine.\")\nReported-by: Seiji Sakurai <Seiji.Sakurai@outlook.com>\nAcked-by: Dumitru Ceara <dceara@redhat.com>\nSigned-off-by: Ales Musil <amusil@redhat.com>\n---\n controller/pinctrl.c | 7 +++++++\n 1 file changed, 7 insertions(+)", "diff": "diff --git a/controller/pinctrl.c b/controller/pinctrl.c\nindex de52ac87f..1a5407183 100644\n--- a/controller/pinctrl.c\n+++ b/controller/pinctrl.c\n@@ -7697,6 +7697,13 @@ pinctrl_check_bfd_msg(const struct flow *ip_flow, struct dp_packet *pkt_in)\n return false;\n }\n \n+ size_t dlen = MIN(ntohs(udp_hdr->udp_len), dp_packet_l4_size(pkt_in));\n+ if (dlen < UDP_HEADER_LEN + sizeof (struct bfd_msg)) {\n+ VLOG_DBG_RL(&rl, \"BFD action on malformed BFD msg (%\"PRIxSIZE\")\",\n+ dlen);\n+ return false;\n+ }\n+\n const struct bfd_msg *msg = dp_packet_get_udp_payload(pkt_in);\n uint8_t version = msg->vers_diag >> 5;\n if (version != BFD_VERSION) {\n", "prefixes": [ "ovs-dev", "3/3" ] }