From nobody Thu Mar 12 08:08:54 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) client-ip=66.175.222.108; envelope-from=bounce+27952+114257+1787277+3901457@groups.io; helo=mail02.groups.io; Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce+27952+114257+1787277+3901457@groups.io ARC-Seal: i=1; a=rsa-sha256; t=1706073631; cv=none; d=zohomail.com; s=zohoarc; b=GxGLsstljirckpuTTsbCUhjP88KJ3EvMPKVn43hUEUuNUbK8t+MzjzPJy4BnE35OROLrPLcmqorB39Qaov4zEMJ8UhBEz+357gemJQ0VSQDU7+ZmfDUyBdjV0fpNa3Tvr4uMxjeXYqiRCP4eFbNV4QgdnfjyI9nuPJOCYeYAjmQ= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1706073631; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Id:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Reply-To:Reply-To:References:Sender:Subject:Subject:To:To:Message-Id; bh=uGjgFP1lhcp6Lypkri7lqXleX56gMUt1C1jeyRhgSvc=; b=Y0uOxKSLqd+PCYaGdKLRO+e8EjSmTMHt8i3XvjGIJoYNbuHcwT9Pm9zZOvSWIaDHXyFdTixiwRXwQ34QFSNiOkdTQzfDbb60cUhU1hHgCb4EMbx8rD4Z5XYg/9pZ0dd8seUCxOd06q7fpCXhbTqCKG4pUyPN6tyJ5R+pc+pL748= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce+27952+114257+1787277+3901457@groups.io Received: from mail02.groups.io (mail02.groups.io [66.175.222.108]) by mx.zohomail.com with SMTPS id 1706073631869123.43845118009267; Tue, 23 Jan 2024 21:20:31 -0800 (PST) Return-Path: DKIM-Signature: a=rsa-sha256; bh=GMDApCxl5cDhGnQhBIx9jEu7yw7cGpjakPcfCSzSWWA=; c=relaxed/simple; d=groups.io; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References:MIME-Version:Precedence:List-Subscribe:List-Help:Sender:List-Id:Mailing-List:Delivered-To:Reply-To:List-Unsubscribe-Post:List-Unsubscribe:Content-Transfer-Encoding; s=20140610; t=1706073631; v=1; b=OZbA3iTiJSeN0dbPGFJ5tbrxveFrI62p1JpAu/6RHj+j7NifZzAmvOmrRJSUoofTl9oD5rn9 xHiu4+0XlXiuGiaHBkycfw4zRD1+A1/dcMo2MEKiPlKW+yZa++GjWSV8h54YjFYf7BzUVevGaNA u9c5vvCxGhzQh3mFoFVW8ew4= X-Received: by 127.0.0.2 with SMTP id DpGAYY1788612xyPwZcKCOB7; Tue, 23 Jan 2024 21:20:31 -0800 X-Received: from mail-pl1-f172.google.com (mail-pl1-f172.google.com [209.85.214.172]) by mx.groups.io with SMTP id smtpd.web11.16104.1706073630752031188 for ; Tue, 23 Jan 2024 21:20:30 -0800 X-Received: by mail-pl1-f172.google.com with SMTP id d9443c01a7336-1d74dce86f7so24121395ad.2 for ; Tue, 23 Jan 2024 21:20:30 -0800 (PST) X-Gm-Message-State: GQKECz6Dc8uY4XFXiigQGWuTx1787277AA= X-Google-Smtp-Source: AGHT+IG+q2hNfvMGbmqq6MCYY+eQHtPrL1C2GSpb+Y41vVMRtsHIQbLjHQAkgNcT44aJR2WFLBFGaw== X-Received: by 2002:a17:902:d486:b0:1d5:36e8:9ac0 with SMTP id c6-20020a170902d48600b001d536e89ac0mr344957plg.50.1706073630163; Tue, 23 Jan 2024 21:20:30 -0800 (PST) X-Received: from localhost.localdomain ([24.17.138.83]) by smtp.gmail.com with ESMTPSA id w2-20020a170902c78200b001d71f10aa42sm7831709pla.11.2024.01.23.21.20.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 23 Jan 2024 21:20:29 -0800 (PST) From: "Doug Flick via groups.io" To: devel@edk2.groups.io Cc: Doug Flick , Saloni Kasbekar , Zachary Clark-williams , "Doug Flick [MSFT]" Subject: [edk2-devel] [PATCH 05/14] NetworkPkg: Ip6Dxe: SECURITY PATCH CVE-2023-45231 - Patch Date: Tue, 23 Jan 2024 19:33:28 -0800 Message-ID: In-Reply-To: References: MIME-Version: 1.0 Precedence: Bulk List-Subscribe: List-Help: Sender: devel@edk2.groups.io List-Id: Mailing-List: list devel@edk2.groups.io; contact devel+owner@edk2.groups.io Reply-To: devel@edk2.groups.io,dougflick@microsoft.com List-Unsubscribe-Post: List-Unsubscribe=One-Click List-Unsubscribe: Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @groups.io) X-ZM-MESSAGEID: 1706073632248100009 Content-Type: text/plain; charset="utf-8" From: Doug Flick REF:https://bugzilla.tianocore.org/show_bug.cgi?id=3D4536 SECURITY PATCH - Patch TCBZ4536 CVE-2023-45231 CVSS 6.5 : CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CWE-125 Out-of-bounds Read Cc: Saloni Kasbekar Cc: Zachary Clark-williams Signed-off-by: Doug Flick [MSFT] --- NetworkPkg/Ip6Dxe/Ip6Option.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/NetworkPkg/Ip6Dxe/Ip6Option.c b/NetworkPkg/Ip6Dxe/Ip6Option.c index 199eea124dfe..8718d5d8756a 100644 --- a/NetworkPkg/Ip6Dxe/Ip6Option.c +++ b/NetworkPkg/Ip6Dxe/Ip6Option.c @@ -137,6 +137,14 @@ Ip6IsNDOptionValid ( return FALSE; } =20 + // + // Cannot process truncated options. + // Cannot process options with a length of 0 as there is no Type field. + // + if (OptionLen < sizeof (IP6_OPTION_HEADER)) { + return FALSE; + } + Offset =3D 0; =20 // --=20 2.43.0 -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- Groups.io Links: You receive all messages sent to this group. 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