Files
francis.wang 4c86c082a2 Initial commit: OpenWrt-Yocto monorepo
Combine poky (Yocto scarthgap), meta-openembedded (scarthgap), and
meta-openwrt into a single repository.

Components:
- poky/             Yocto core framework (BitBake + OE-Core)
- meta-openembedded/ Community layers (meta-oe, meta-python, meta-networking)
- meta-openwrt/     OpenWrt customization layer
- setup-env.sh      One-click build environment setup
- README.md         Project documentation
2026-07-11 13:28:01 +08:00

34 lines
1.4 KiB
Diff

From e29799cba6f1d08cf6463a2b190c0e6502b885df Mon Sep 17 00:00:00 2001
From: Michael Zillgith <michael.zillgith@mz-automation.de>
Date: Fri, 2 Feb 2024 06:44:47 +0000
Subject: [PATCH] CVE-2024-26529
fixed - null pointer dereference in mmsServer_handleDeleteNamedVariableListRequest when receiving malformed message (LIB61850-430)
CVE: CVE-2024-26529
Upstream-Status: Backport [https://github.com/mz-automation/libiec61850/commit/cf94d64206cf53298edf4799a75b31657bb7cbb3]
(cherry picked from commit cf94d64206cf53298edf4799a75b31657bb7cbb3)
Signed-off-by: Ankur Tyagi <ankur.tyagi85@gmail.com>
---
src/mms/iso_mms/server/mms_named_variable_list_service.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/src/mms/iso_mms/server/mms_named_variable_list_service.c b/src/mms/iso_mms/server/mms_named_variable_list_service.c
index 3a27061c..3365f771 100644
--- a/src/mms/iso_mms/server/mms_named_variable_list_service.c
+++ b/src/mms/iso_mms/server/mms_named_variable_list_service.c
@@ -140,6 +140,12 @@ mmsServer_handleDeleteNamedVariableListRequest(MmsServerConnection connection,
mmsMsg_createMmsRejectPdu(&invokeId, MMS_ERROR_REJECT_INVALID_PDU, response);
goto exit_function;
}
+
+ if (request->listOfVariableListName == NULL)
+ {
+ mmsMsg_createMmsRejectPdu(&invokeId, MMS_ERROR_REJECT_INVALID_PDU, response);
+ goto exit_function;
+ }
long scopeOfDelete = DeleteNamedVariableListRequest__scopeOfDelete_specific;