edk2/edk2-NetworkPkg-Dhcp6Dxe-Packet-Length-is-not-updated-bef.patch
Miroslav Rezanina 9ab668cc6b * Thu Feb 22 2024 Miroslav Rezanina <mrezanin@redhat.com> - 20231122-6
- edk2-NetworkPkg-Dhcp6Dxe-SECURITY-PATCH-CVE-2023-45230-Pa.patch [RHEL-21841 RHEL-21843 RHEL-21845 RHEL-21847 RHEL-21849 RHEL-21851 RHEL-21853]
- edk2-NetworkPkg-Add-Unit-tests-to-CI-and-create-Host-Test.patch [RHEL-21841 RHEL-21843 RHEL-21845 RHEL-21847 RHEL-21849 RHEL-21851 RHEL-21853]
- edk2-NetworkPkg-Dhcp6Dxe-SECURITY-PATCH-CVE-2023-45230-Un.patch [RHEL-21841 RHEL-21843 RHEL-21845 RHEL-21847 RHEL-21849 RHEL-21851 RHEL-21853]
- edk2-NetworkPkg-Dhcp6Dxe-SECURITY-PATCH-CVE-2023-45229-Pa.patch [RHEL-21841 RHEL-21843 RHEL-21845 RHEL-21847 RHEL-21849 RHEL-21851 RHEL-21853]
- edk2-NetworkPkg-Dhcp6Dxe-SECURITY-PATCH-CVE-2023-45229-Un.patch [RHEL-21841 RHEL-21843 RHEL-21845 RHEL-21847 RHEL-21849 RHEL-21851 RHEL-21853]
- edk2-NetworkPkg-Ip6Dxe-SECURITY-PATCH-CVE-2023-45231-Patc.patch [RHEL-21841 RHEL-21843 RHEL-21845 RHEL-21847 RHEL-21849 RHEL-21851 RHEL-21853]
- edk2-NetworkPkg-Ip6Dxe-SECURITY-PATCH-CVE-2023-45231-Unit.patch [RHEL-21841 RHEL-21843 RHEL-21845 RHEL-21847 RHEL-21849 RHEL-21851 RHEL-21853]
- edk2-NetworkPkg-Ip6Dxe-SECURITY-PATCH-CVE-2023-45232-Patc.patch [RHEL-21841 RHEL-21843 RHEL-21845 RHEL-21847 RHEL-21849 RHEL-21851 RHEL-21853]
- edk2-NetworkPkg-Ip6Dxe-SECURITY-PATCH-CVE-2023-45232-Unit.patch [RHEL-21841 RHEL-21843 RHEL-21845 RHEL-21847 RHEL-21849 RHEL-21851 RHEL-21853]
- edk2-NetworkPkg-UefiPxeBcDxe-SECURITY-PATCH-CVE-2023-4523.patch [RHEL-21841 RHEL-21843 RHEL-21845 RHEL-21847 RHEL-21849 RHEL-21851 RHEL-21853]
- edk2-NetworkPkg-UefiPxeBcDxe-SECURITY-PATCH-CVE-2023-4523p2.patch [RHEL-21841 RHEL-21843 RHEL-21845 RHEL-21847 RHEL-21849 RHEL-21851 RHEL-21853]
- edk2-NetworkPkg-UefiPxeBcDxe-SECURITY-PATCH-CVE-2023-4523p3.patch [RHEL-21841 RHEL-21843 RHEL-21845 RHEL-21847 RHEL-21849 RHEL-21851 RHEL-21853]
- edk2-NetworkPkg-UefiPxeBcDxe-SECURITY-PATCH-CVE-2023-4523p4.patch [RHEL-21841 RHEL-21843 RHEL-21845 RHEL-21847 RHEL-21849 RHEL-21851 RHEL-21853]
- edk2-NetworkPkg-Adds-a-SecurityFix.yaml-file.patch [RHEL-21841 RHEL-21843 RHEL-21845 RHEL-21847 RHEL-21849 RHEL-21851 RHEL-21853]
- edk2-NetworkPkg-Dhcp6Dxe-SECURITY-PATCH-CVE-2023-45229-Re.patch [RHEL-21841 RHEL-21843 RHEL-21845 RHEL-21847 RHEL-21849 RHEL-21851 RHEL-21853]
- edk2-NetworkPkg-Dhcp6Dxe-Removes-duplicate-check-and-repl.patch [RHEL-21841 RHEL-21843 RHEL-21845 RHEL-21847 RHEL-21849 RHEL-21851 RHEL-21853]
- edk2-NetworkPkg-Dhcp6Dxe-Packet-Length-is-not-updated-bef.patch [RHEL-21841 RHEL-21843 RHEL-21845 RHEL-21847 RHEL-21849 RHEL-21851 RHEL-21853]
- edk2-NetworkPkg-Updating-SecurityFixes.yaml.patch [RHEL-21841 RHEL-21843 RHEL-21845 RHEL-21847 RHEL-21849 RHEL-21851 RHEL-21853]
- Resolves: RHEL-21841
  (CVE-2023-45229 edk2: Integer underflow when processing IA_NA/IA_TA options in a DHCPv6 Advertise message [rhel-9])
- Resolves: RHEL-21843
  (CVE-2023-45230 edk2: Buffer overflow in the DHCPv6 client via a long Server ID option [rhel-9])
- Resolves: RHEL-21845
  (CVE-2023-45231 edk2: Out of Bounds read when handling a ND Redirect message with truncated options [rhel-9])
- Resolves: RHEL-21847
  (CVE-2023-45232 edk2: Infinite loop when parsing unknown options in the Destination Options header [rhel-9])
- Resolves: RHEL-21849
  (TRIAGE CVE-2023-45233 edk2: Infinite loop when parsing a PadN option in the Destination Options header [rhel-9])
- Resolves: RHEL-21851
  (CVE-2023-45234 edk2: Buffer overflow when processing DNS Servers option in a DHCPv6 Advertise message [rhel-9])
- Resolves: RHEL-21853
  (TRIAGE CVE-2023-45235 edk2: Buffer overflow when handling Server ID option from a DHCPv6 proxy Advertise message [rhel-9])
2024-02-22 03:50:39 -05:00

70 lines
2.1 KiB
Diff

From 3ab0e3be00cc74b39db482e33bfe923f70768ae4 Mon Sep 17 00:00:00 2001
From: Jon Maloy <jmaloy@redhat.com>
Date: Fri, 16 Feb 2024 10:48:05 -0500
Subject: [PATCH 17/18] NetworkPkg: Dhcp6Dxe: Packet-Length is not updated
before appending
RH-Author: Jon Maloy <jmaloy@redhat.com>
RH-MergeRequest: 54: NetworkPkg: Dhcp6Dxe: SECURITY PATCH CVE-2023-45230 Patch
RH-Jira: RHEL-21841 RHEL-21843 RHEL-21845 RHEL-21847 RHEL-21849 RHEL-21851 RHEL-21853
RH-Acked-by: Gerd Hoffmann <None>
RH-Acked-by: Laszlo Ersek <lersek@redhat.com>
RH-Commit: [17/18] c13c96534ecea4c43ca98cecf0789b07680958ca
JIRA: https://issues.redhat.com/browse/RHEL-21841
CVE: CVE-2023-45229
Upstream: Merged
commit 75deaf5c3c0d164c61653258c331151241bb69d8
Author: Doug Flick <dougflick@microsoft.com>
Date: Tue Feb 13 10:46:02 2024 -0800
NetworkPkg: Dhcp6Dxe: Packet-Length is not updated before appending
In order for Dhcp6AppendIaAddrOption (..) to safely append the IA
Address option, the Packet-Length field must be updated before appending
the option.
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>
Reviewed-by: Saloni Kasbekar <saloni.kasbekar@intel.com>
Reviewed-by: Leif Lindholm <quic_llindhol@quicinc.com>
Signed-off-by: Jon Maloy <jmaloy@redhat.com>
---
NetworkPkg/Dhcp6Dxe/Dhcp6Utility.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/NetworkPkg/Dhcp6Dxe/Dhcp6Utility.c b/NetworkPkg/Dhcp6Dxe/Dhcp6Utility.c
index e4e0725622..f38e3ee3fe 100644
--- a/NetworkPkg/Dhcp6Dxe/Dhcp6Utility.c
+++ b/NetworkPkg/Dhcp6Dxe/Dhcp6Utility.c
@@ -924,6 +924,11 @@ Dhcp6AppendIaOption (
*PacketCursor += sizeof (T2);
}
+ //
+ // Update the packet length
+ //
+ Packet->Length += BytesNeeded;
+
//
// Fill all the addresses belong to the Ia
//
@@ -935,11 +940,6 @@ Dhcp6AppendIaOption (
}
}
- //
- // Update the packet length
- //
- Packet->Length += BytesNeeded;
-
//
// Fill the value of Ia option length
//
--
2.39.3