diff --git a/cmake/deps.txt b/cmake/deps.txt
index bf76753c1b3c0..22c793705ddeb 100644
--- a/cmake/deps.txt
+++ b/cmake/deps.txt
@@ -47,7 +47,7 @@ protoc_mac_universal;https://github.com/protocolbuffers/protobuf/releases/downlo
 psimd;https://github.com/Maratyszcza/psimd/archive/072586a71b55b7f8c584153d223e95687148a900.zip;1f5454b01f06f9656b77e4a5e2e31d7422487013
 pthreadpool;https://github.com/google/pthreadpool/archive/dcc9f28589066af0dbd4555579281230abbf74dd.zip;533a77943203ef15ca608bcd9dbe2c94da7451d2
 pybind11;https://github.com/pybind/pybind11/archive/refs/tags/v2.13.6.zip;f780292da9db273c8ef06ccf5fd4b623624143e9
-pytorch_cpuinfo;https://github.com/pytorch/cpuinfo/archive/de0ce7c7251372892e53ce9bc891750d2c9a4fd8.zip;c45b8d3619b9bccbd26dc5f657959aee38b18b7a
+pytorch_cpuinfo;https://github.com/pytorch/cpuinfo/archive/877328f188a3c7d1fa855871a278eb48d530c4c0.zip;9152d4bf6b8bde9f19b116de3bd8a745097ed9df
 re2;https://github.com/google/re2/archive/refs/tags/2024-07-02.zip;646e1728269cde7fcef990bf4a8e87b047882e88
 safeint;https://github.com/dcleblanc/SafeInt/archive/refs/tags/3.0.28.zip;23f252040ff6cb9f1fd18575b32fa8fb5928daac
 tensorboard;https://github.com/tensorflow/tensorboard/archive/373eb09e4c5d2b3cc2493f0949dc4be6b6a45e81.zip;67b833913605a4f3f499894ab11528a702c2b381
diff --git a/cmake/vcpkg-ports/cpuinfo/portfile.cmake b/cmake/vcpkg-ports/cpuinfo/portfile.cmake
index eeb0007195ca3..80192840ee9b0 100644
--- a/cmake/vcpkg-ports/cpuinfo/portfile.cmake
+++ b/cmake/vcpkg-ports/cpuinfo/portfile.cmake
@@ -6,8 +6,8 @@ endif()
 vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO pytorch/cpuinfo
-    REF de0ce7c7251372892e53ce9bc891750d2c9a4fd8
-    SHA512 0fde9210b700d2648d37c8deeb0d5c0d007d8ca5689578dd3bce4c460886b20d7649f0194d2ea06b02238fe9d4f06193599ec3ab5cafb19f1f860b00404264fa
+    REF 877328f188a3c7d1fa855871a278eb48d530c4c0
+    SHA512 b6d5a9ce9996eee3b2f09f39115f7ae178fe4d4814cc35b049a59d04a82228e268aa52d073c307ccb56a427428622940e1c77f004c99851dfca0d3a5d803658b
     HEAD_REF master
     PATCHES
         patch_cpuinfo_h_for_arm64ec.patch
diff --git a/cmake/vcpkg-ports/cpuinfo/vcpkg.json b/cmake/vcpkg-ports/cpuinfo/vcpkg.json
index ce93591dba5ac..f1ccda72679b1 100644
--- a/cmake/vcpkg-ports/cpuinfo/vcpkg.json
+++ b/cmake/vcpkg-ports/cpuinfo/vcpkg.json
@@ -1,7 +1,7 @@
 {
   "name": "cpuinfo",
-  "version-date": "2024-12-09",
-  "port-version": 3,
+  "version-date": "2025-10-23",
+  "port-version": 4,
   "description": "CPU INFOrmation library (x86/x86-64/ARM/ARM64, Linux/Windows/Android/macOS/iOS)",
   "homepage": "https://github.com/pytorch/cpuinfo",
   "license": "BSD-2-Clause",
diff --git a/onnxruntime/core/mlas/lib/platform.cpp b/onnxruntime/core/mlas/lib/platform.cpp
index 796bfd13b47bf..c4550aab140df 100644
--- a/onnxruntime/core/mlas/lib/platform.cpp
+++ b/onnxruntime/core/mlas/lib/platform.cpp
@@ -601,7 +601,7 @@ Return Value:
     }
 
 #if defined(USE_KLEIDIAI) && !defined(_MSC_VER)
-    if(MLAS_CPUIDINFO::GetCPUIDInfo().HasArm_SME()){
+    if(MLAS_CPUIDINFO::GetCPUIDInfo().HasArm_SME2()){
         this->MlasGemmBatchOverride = ArmKleidiAI::MlasGemmBatch;
         this->MlasGemmPackBSizeOverride = ArmKleidiAI::MlasGemmPackBSize;
         this->MlasGemmPackBOverride = ArmKleidiAI::MlasGemmPackB;