From: "Doug Flick via groups.io" <dougflick=microsoft.com@groups.io>
To: devel@edk2.groups.io
Cc: Doug Flick <dougflick@microsoft.com>,
Saloni Kasbekar <saloni.kasbekar@intel.com>,
Zachary Clark-williams <zachary.clark-williams@intel.com>,
"Doug Flick [MSFT]" <doug.edk2@gmail.com>
Subject: [edk2-devel] [PATCH 05/14] NetworkPkg: Ip6Dxe: SECURITY PATCH CVE-2023-45231 - Patch
Date: Tue, 23 Jan 2024 19:33:28 -0800 [thread overview]
Message-ID: <a3a7bbe465863db3a196ebd1b13aae5d63b77960.1706062164.git.doug.edk2@gmail.com> (raw)
In-Reply-To: <cover.1706062164.git.doug.edk2@gmail.com>
From: Doug Flick <dougflick@microsoft.com>
REF:https://bugzilla.tianocore.org/show_bug.cgi?id=4536
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 <saloni.kasbekar@intel.com>
Cc: Zachary Clark-williams <zachary.clark-williams@intel.com>
Signed-off-by: Doug Flick [MSFT] <doug.edk2@gmail.com>
---
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;
}
+ //
+ // 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 = 0;
//
--
2.43.0
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next prev parent reply other threads:[~2024-01-24 5:20 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-01-24 3:33 [edk2-devel] [PATCH 00/14] Security Patches for EDK II Network Stack Doug Flick via groups.io
2024-01-24 3:33 ` [edk2-devel] [PATCH 01/14] NetworkPkg: Dhcp6Dxe: SECURITY PATCH CVE-2023-45230 Patch Doug Flick via groups.io
2024-01-24 11:30 ` Gerd Hoffmann
2024-01-24 3:33 ` [edk2-devel] [PATCH 02/14] NetworkPkg: Dhcp6Dxe: SECURITY PATCH CVE-2023-45230 Unit Tests Doug Flick via groups.io
2024-01-24 11:39 ` Gerd Hoffmann
2024-01-24 3:33 ` [edk2-devel] [PATCH 03/14] NetworkPkg: Dhcp6Dxe: SECURITY PATCH CVE-2023-45229 Patch Doug Flick via groups.io
2024-01-24 11:45 ` Gerd Hoffmann
2024-01-24 3:33 ` [edk2-devel] [PATCH 04/14] NetworkPkg: Dhcp6Dxe: SECURITY PATCH CVE-2023-45229 Unit Tests Doug Flick via groups.io
2024-01-24 3:33 ` Doug Flick via groups.io [this message]
2024-01-24 11:53 ` [edk2-devel] [PATCH 05/14] NetworkPkg: Ip6Dxe: SECURITY PATCH CVE-2023-45231 - Patch Gerd Hoffmann
2024-01-24 3:33 ` [edk2-devel] [PATCH 06/14] NetworkPkg: Ip6Dxe: SECURITY PATCH CVE-2023-45231 - Unit Tests Doug Flick via groups.io
2024-01-24 3:33 ` [edk2-devel] [PATCH 07/14] NetworkPkg: Ip6Dxe: SECURITY PATCH CVE-2023-45232 Patch Doug Flick via groups.io
2024-01-24 10:39 ` Pedro Falcato
2024-01-24 12:02 ` Gerd Hoffmann
2024-01-24 3:33 ` [edk2-devel] [PATCH 08/14] NetworkPkg: Ip6Dxe: SECURITY PATCH CVE-2023-45232 Unit Tests Doug Flick via groups.io
2024-01-24 3:33 ` [edk2-devel] [PATCH 09/14] NetworkPkg: UefiPxeBcDxe: SECURITY PATCH CVE-2023-45234 Patch Doug Flick via groups.io
2024-01-24 12:09 ` Gerd Hoffmann
2024-01-24 3:33 ` [edk2-devel] [PATCH 10/14] NetworkPkg: UefiPxeBcDxe: SECURITY PATCH CVE-2023-45234 Unit Tests Doug Flick via groups.io
2024-01-24 3:33 ` [edk2-devel] [PATCH 11/14] MdePkg: Test: Add gRT_GetTime Google Test Mock Doug Flick via groups.io
2024-01-24 18:50 ` Michael D Kinney
2024-01-24 3:33 ` [edk2-devel] [PATCH 12/14] NetworkPkg: UefiPxeBcDxe: SECURITY PATCH CVE-2023-45235 Patch Doug Flick via groups.io
2024-01-24 3:33 ` [edk2-devel] [PATCH 13/14] NetworkPkg: UefiPxeBcDxe: SECURITY PATCH CVE-2023-45235 Unit Tests Doug Flick via groups.io
2024-01-24 3:33 ` [edk2-devel] [PATCH 14/14] NetworkPkg: : Adds a SecurityFix.yaml file Doug Flick via groups.io
2024-01-24 10:17 ` [edk2-devel] [PATCH 00/14] Security Patches for EDK II Network Stack Pedro Falcato
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