From 8c3d8aa60232e21b4ef1cfb2c18dd40219b5b0d6 Mon Sep 17 00:00:00 2001
From: bugprogrammer <87811991@163.com>
Date: Sat, 29 Aug 2026 18:54:10 +0800
Subject: [PATCH] Fix uninitialized L3 cache value on CPUs without L3 cache

---
 Library/OcAppleKernelLib/CpuidPatches.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Library/OcAppleKernelLib/CpuidPatches.c b/Library/OcAppleKernelLib/CpuidPatches.c
index e2600736ed3..c860eec5fb0 100644
--- a/Library/OcAppleKernelLib/CpuidPatches.c
+++ b/Library/OcAppleKernelLib/CpuidPatches.c
@@ -1959,6 +1959,11 @@ PatchProvideCurrentCpuInfo (
 
     ZeroMem (CacheLineSizes, sizeof (CacheLineSizes));
 
+    //
+    // CacheSizes[] init
+    //
+    ZeroMem (CacheSizes, sizeof (CacheSizes));
+
     //
     // Build CPU info struct
     //