diff --git a/.github/workflows/build-ci-container.yml b/.github/workflows/build-ci-container.yml
index 28fc7de2ee06..ab15cee5da3c 100644
--- a/.github/workflows/build-ci-container.yml
+++ b/.github/workflows/build-ci-container.yml
@@ -26,7 +26,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout LLVM
-        uses: actions/checkout@v4
+        uses: actions/checkout@v4.2.2
         with:
           sparse-checkout: .github/workflows/containers/github-action-ci/
       - name: Change podman Root Direcotry
@@ -65,7 +65,7 @@ jobs:
           echo "container-name-tag=$container_name:$tag" >> $GITHUB_OUTPUT
 
       - name: Checkout LLVM
-        uses: actions/checkout@v4
+        uses: actions/checkout@v4.2.2
         with:
           sparse-checkout: .github/workflows/containers/github-action-ci/
 
diff --git a/.github/workflows/ci-post-commit-analyzer.yml b/.github/workflows/ci-post-commit-analyzer.yml
index d614dd07b3a4..8182b3c22f55 100644
--- a/.github/workflows/ci-post-commit-analyzer.yml
+++ b/.github/workflows/ci-post-commit-analyzer.yml
@@ -41,7 +41,7 @@ jobs:
       LLVM_VERSION: 18
     steps:
       - name: Checkout Source
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        uses: actions/checkout@cbb722410c2e876e24abbe8de2cc27693e501dcb # v4.1.1
 
       - name: Setup ccache
         uses: hendrikmuhs/ccache-action@v1
@@ -87,7 +87,7 @@ jobs:
           scan-build --generate-index-only build/analyzer-results
 
       - name: Upload Results
-        uses: actions/upload-artifact@26f96dfa697d77e81fd5907df203aa23a56210a8 #v4.3.0
+        uses: actions/upload-artifact@184d73b71b93c222403b2e7f1ffebe4508014249 #v4.3.0
         if: always()
         with:
           name: analyzer-results
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 800e92915735..714e93c97e3a 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -60,12 +60,12 @@ jobs:
       # a local checkout beforehand.
       - name: Fetch LLVM sources (Push)
         if: ${{ github.event_name == 'push' }}
-        uses: actions/checkout@v4
+        uses: actions/checkout@v4.2.2
         with:
           fetch-depth: 1
       - name: Get subprojects that have doc changes
         id: docs-changed-subprojects
-        uses: tj-actions/changed-files@v39
+        uses: tj-actions/changed-files@v45
         with:
           files_yaml: |
             llvm:
@@ -96,7 +96,7 @@ jobs:
               - 'flang/include/flang/Optimizer/Dialect/FIROps.td'
       - name: Fetch LLVM sources (PR)
         if: ${{ github.event_name == 'pull_request' }}
-        uses: actions/checkout@v4
+        uses: actions/checkout@v4.2.2
         with:
           fetch-depth: 1
       - name: Setup Python env
diff --git a/.github/workflows/email-check.yaml b/.github/workflows/email-check.yaml
index 8f32d020975f..b8fbe05f9d75 100644
--- a/.github/workflows/email-check.yaml
+++ b/.github/workflows/email-check.yaml
@@ -14,7 +14,7 @@ jobs:
     if: github.repository == 'llvm/llvm-project'
     steps:
       - name: Fetch LLVM sources
-        uses: actions/checkout@v4
+        uses: actions/checkout@v4.2.2
         with:
           ref: ${{ github.event.pull_request.head.sha }}
 
@@ -38,7 +38,7 @@ jobs:
           [{"body" : "$COMMENT"}]
           EOF
 
-      - uses: actions/upload-artifact@26f96dfa697d77e81fd5907df203aa23a56210a8 #v4.3.0
+      - uses: actions/upload-artifact@184d73b71b93c222403b2e7f1ffebe4508014249 #v4.3.0
         if: always()
         with:
           name: workflow-args
diff --git a/.github/workflows/issue-release-workflow.yml b/.github/workflows/issue-release-workflow.yml
index 5027d4f3ea6f..6a18c48991d1 100644
--- a/.github/workflows/issue-release-workflow.yml
+++ b/.github/workflows/issue-release-workflow.yml
@@ -42,7 +42,7 @@ jobs:
       contains(github.event.action == 'opened' && github.event.issue.body || github.event.comment.body, '/cherry-pick')
     steps:
       - name: Fetch LLVM sources
-        uses: actions/checkout@v4
+        uses: actions/checkout@v4.2.2
         with:
           repository: llvm/llvm-project
           # GitHub stores the token used for checkout and uses it for pushes
diff --git a/.github/workflows/issue-subscriber.yml b/.github/workflows/issue-subscriber.yml
index ef4fdf441819..67cfe2ed2b8d 100644
--- a/.github/workflows/issue-subscriber.yml
+++ b/.github/workflows/issue-subscriber.yml
@@ -14,7 +14,7 @@ jobs:
     if: github.repository == 'llvm/llvm-project'
     steps:
       - name: Checkout Automation Script
-        uses: actions/checkout@v4
+        uses: actions/checkout@v4.2.2
         with:
           sparse-checkout: llvm/utils/git/
           ref: main
diff --git a/.github/workflows/issue-write.yml b/.github/workflows/issue-write.yml
index 5334157a7fd2..9573e2553c3e 100644
--- a/.github/workflows/issue-write.yml
+++ b/.github/workflows/issue-write.yml
@@ -25,7 +25,7 @@ jobs:
       )
     steps:
       - name: Fetch Sources
-        uses: actions/checkout@v4
+        uses: actions/checkout@v4.2.2
         with:
           sparse-checkout: |
             .github/workflows/unprivileged-download-artifact/action.yml
@@ -39,7 +39,7 @@ jobs:
 
       - name: 'Comment on PR'
         if: steps.download-artifact.outputs.artifact-id != ''
-        uses: actions/github-script@v3
+        uses: actions/github-script@v7
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
           script: |
diff --git a/.github/workflows/libclang-abi-tests.yml b/.github/workflows/libclang-abi-tests.yml
index 9e839ff49e28..01b660b7ed8a 100644
--- a/.github/workflows/libclang-abi-tests.yml
+++ b/.github/workflows/libclang-abi-tests.yml
@@ -38,7 +38,7 @@ jobs:
       LLVM_VERSION_PATCH: ${{ steps.version.outputs.patch }}
     steps:
       - name: Checkout source
-        uses: actions/checkout@v4
+        uses: actions/checkout@v4.2.2
         with:
           fetch-depth: 250
 
@@ -130,7 +130,7 @@ jobs:
             sed -i 's/LLVM_[0-9]\+/LLVM_NOVERSION/' $lib-${{ matrix.ref }}.abi
           done
       - name: Upload ABI file
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: ${{ matrix.name }}
           path: '*${{ matrix.ref }}.abi'
@@ -143,12 +143,12 @@ jobs:
       - abi-dump
     steps:
       - name: Download baseline
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: build-baseline
           path: build-baseline
       - name: Download latest
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: build-latest
           path: build-latest
@@ -162,7 +162,7 @@ jobs:
           done
       - name: Upload ABI Comparison
         if: always()
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: compat-report-${{ github.sha }}
           path: compat_reports/
diff --git a/.github/workflows/libcxx-build-and-test.yaml b/.github/workflows/libcxx-build-and-test.yaml
index 1456f245cf7c..99bbc3d66c73 100644
--- a/.github/workflows/libcxx-build-and-test.yaml
+++ b/.github/workflows/libcxx-build-and-test.yaml
@@ -66,13 +66,13 @@ jobs:
             cc: 'gcc-14'
             cxx: 'g++-14'
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v4.2.2
       - name: ${{ matrix.config }}.${{ matrix.cxx }}
         run: libcxx/utils/ci/run-buildbot ${{ matrix.config }}
         env:
           CC: ${{ matrix.cc }}
           CXX: ${{ matrix.cxx }}
-      - uses: actions/upload-artifact@26f96dfa697d77e81fd5907df203aa23a56210a8 # v4.3.0
+      - uses: actions/upload-artifact@184d73b71b93c222403b2e7f1ffebe4508014249 # v4.3.0
         if: always()
         with:
           name: ${{ matrix.config }}-${{ matrix.cxx }}-results
@@ -110,13 +110,13 @@ jobs:
             cc: 'clang-18'
             cxx: 'clang++-18'
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v4.2.2
       - name: ${{ matrix.config }}
         run: libcxx/utils/ci/run-buildbot ${{ matrix.config }}
         env:
           CC: ${{ matrix.cc }}
           CXX: ${{ matrix.cxx }}
-      - uses: actions/upload-artifact@26f96dfa697d77e81fd5907df203aa23a56210a8 # v4.3.0
+      - uses: actions/upload-artifact@184d73b71b93c222403b2e7f1ffebe4508014249 # v4.3.0
         if: always()  # Upload artifacts even if the build or test suite fails
         with:
           name: ${{ matrix.config }}-${{ matrix.cxx }}-results
@@ -174,13 +174,13 @@ jobs:
           machine: libcxx-runners-8-set
     runs-on: ${{ matrix.machine }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v4.2.2
       - name: ${{ matrix.config }}
         run: libcxx/utils/ci/run-buildbot ${{ matrix.config }}
         env:
           CC: clang-19
           CXX: clang++-19
-      - uses: actions/upload-artifact@26f96dfa697d77e81fd5907df203aa23a56210a8 # v4.3.0
+      - uses: actions/upload-artifact@184d73b71b93c222403b2e7f1ffebe4508014249 # v4.3.0
         if: always()
         with:
           name: ${{ matrix.config }}-results
@@ -206,7 +206,7 @@ jobs:
         - { config: mingw-static, mingw: true }
         - { config: mingw-dll-i686, mingw: true }
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v4.2.2
       - name: Install dependencies
         run: |
           choco install -y ninja
diff --git a/.github/workflows/libcxx-check-generated-files.yml b/.github/workflows/libcxx-check-generated-files.yml
index 570055624b2a..86743a87f2b2 100644
--- a/.github/workflows/libcxx-check-generated-files.yml
+++ b/.github/workflows/libcxx-check-generated-files.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Fetch LLVM sources
-        uses: actions/checkout@v4
+        uses: actions/checkout@v4.2.2
 
       - name: Install dependencies
         uses: aminya/setup-cpp@v1
diff --git a/.github/workflows/libcxx-restart-preempted-jobs.yaml b/.github/workflows/libcxx-restart-preempted-jobs.yaml
index 21879ce19c27..5057f9e7c867 100644
--- a/.github/workflows/libcxx-restart-preempted-jobs.yaml
+++ b/.github/workflows/libcxx-restart-preempted-jobs.yaml
@@ -29,7 +29,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: "Restart Job"
-        uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea #v7.0.1
+        uses: actions/github-script@ffc2c79a5b2490bd33e0a41c1de74b877714d736 #v3.2.0
         with:
           script: |
             const failure_regex = /Process completed with exit code 1./
diff --git a/.github/workflows/llvm-bugs.yml b/.github/workflows/llvm-bugs.yml
index c392078fa452..4797eea4e3d3 100644
--- a/.github/workflows/llvm-bugs.yml
+++ b/.github/workflows/llvm-bugs.yml
@@ -20,7 +20,7 @@ jobs:
           check-latest: true
       - run: npm install mailgun.js form-data
       - name: Send notification
-        uses: actions/github-script@v6
+        uses: actions/github-script@v7
         env:
           MAILGUN_API_KEY: ${{ secrets.LLVM_BUGS_KEY }}
         with:
diff --git a/.github/workflows/llvm-project-tests.yml b/.github/workflows/llvm-project-tests.yml
index 17a54be16bad..896c8d028e17 100644
--- a/.github/workflows/llvm-project-tests.yml
+++ b/.github/workflows/llvm-project-tests.yml
@@ -86,7 +86,7 @@ jobs:
       # actions/checkout deletes any existing files in the new git directory,
       # so this needs to either run before ccache-action or it has to use
       # clean: false.
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v4.2.2
         with:
           fetch-depth: 250
       - name: Setup ccache
diff --git a/.github/workflows/llvm-tests.yml b/.github/workflows/llvm-tests.yml
index 26e644229aaa..c1ff5bd6c6e6 100644
--- a/.github/workflows/llvm-tests.yml
+++ b/.github/workflows/llvm-tests.yml
@@ -48,7 +48,7 @@ jobs:
       LLVM_VERSION_PATCH: ${{ steps.version.outputs.patch }}
     steps:
       - name: Checkout source
-        uses: actions/checkout@v4
+        uses: actions/checkout@v4.2.2
         with:
           fetch-depth: 250
 
@@ -137,14 +137,14 @@ jobs:
           # Remove symbol versioning from dumps, so we can compare across major versions.
           sed -i 's/LLVM_${{ matrix.llvm_version_major }}/LLVM_NOVERSION/' ${{ matrix.ref }}.abi
       - name: Upload ABI file
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: ${{ matrix.name }}
           path: ${{ matrix.ref }}.abi
 
       - name: Upload symbol list file
         if: matrix.name == 'build-baseline'
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: symbol-list
           path: llvm.symbols
@@ -157,17 +157,17 @@ jobs:
       - abi-dump
     steps:
       - name: Download baseline
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: build-baseline
           path: build-baseline
       - name: Download latest
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: build-latest
           path: build-latest
       - name: Download symbol list
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: symbol-list
           path: symbol-list
@@ -186,7 +186,7 @@ jobs:
           abi-compliance-checker $EXTRA_ARGS -l libLLVM.so -old build-baseline/*.abi -new build-latest/*.abi || test "${{ needs.abi-dump-setup.outputs.ABI_HEADERS }}" = "llvm-c"
       - name: Upload ABI Comparison
         if: always()
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: compat-report-${{ github.sha }}
           path: compat_reports/
diff --git a/.github/workflows/merged-prs.yml b/.github/workflows/merged-prs.yml
index e29afd4097f9..9390347078bd 100644
--- a/.github/workflows/merged-prs.yml
+++ b/.github/workflows/merged-prs.yml
@@ -21,7 +21,7 @@ jobs:
       (github.event.pull_request.merged == true)
     steps:
       - name: Checkout Automation Script
-        uses: actions/checkout@v4
+        uses: actions/checkout@v4.2.2
         with:
           sparse-checkout: llvm/utils/git/
           ref: main
diff --git a/.github/workflows/new-prs.yml b/.github/workflows/new-prs.yml
index 88175d6f8d64..86e57206d519 100644
--- a/.github/workflows/new-prs.yml
+++ b/.github/workflows/new-prs.yml
@@ -35,7 +35,7 @@ jobs:
       (github.event.pull_request.author_association != 'OWNER')
     steps:
       - name: Checkout Automation Script
-        uses: actions/checkout@v4
+        uses: actions/checkout@v4.2.2
         with:
           sparse-checkout: llvm/utils/git/
           ref: main
@@ -67,7 +67,7 @@ jobs:
       github.event.pull_request.draft == false &&
       github.event.pull_request.commits < 10
     steps:
-      - uses: actions/labeler@v4
+      - uses: actions/labeler@v5
         with:
           configuration-path: .github/new-prs-labeler.yml
           # workaround for https://github.com/actions/labeler/issues/112
diff --git a/.github/workflows/pr-code-format.yml b/.github/workflows/pr-code-format.yml
index 22357e5d99e4..80eef8f16e98 100644
--- a/.github/workflows/pr-code-format.yml
+++ b/.github/workflows/pr-code-format.yml
@@ -14,7 +14,7 @@ jobs:
     if: github.repository == 'llvm/llvm-project'
     steps:
       - name: Fetch LLVM sources
-        uses: actions/checkout@v4
+        uses: actions/checkout@v4.2.2
         with:
           ref: ${{ github.event.pull_request.head.sha }}
 
@@ -27,7 +27,7 @@ jobs:
 
       - name: Get changed files
         id: changed-files
-        uses: tj-actions/changed-files@v39
+        uses: tj-actions/changed-files@v45
         with:
           separator: ","
           skip_initial_fetch: true
@@ -35,7 +35,7 @@ jobs:
       # We need to pull the script from the main branch, so that we ensure
       # we get the latest version of this script.
       - name: Fetch code formatting utils
-        uses: actions/checkout@v4
+        uses: actions/checkout@v4.2.2
         with:
           repository: ${{ github.repository }}
           ref: ${{ github.base_ref }}
@@ -88,7 +88,7 @@ jobs:
             --end-rev $END_REV \
             --changed-files "$CHANGED_FILES"
 
-      - uses: actions/upload-artifact@26f96dfa697d77e81fd5907df203aa23a56210a8 #v4.3.0
+      - uses: actions/upload-artifact@184d73b71b93c222403b2e7f1ffebe4508014249 #v4.3.0
         if: always()
         with:
           name: workflow-args
diff --git a/.github/workflows/pr-request-release-note.yml b/.github/workflows/pr-request-release-note.yml
index 2fa501dda16b..dc3e874cf39e 100644
--- a/.github/workflows/pr-request-release-note.yml
+++ b/.github/workflows/pr-request-release-note.yml
@@ -19,7 +19,7 @@ jobs:
       # We need to pull the script from the main branch, so that we ensure
       # we get the latest version of this script.
       - name: Checkout Scripts
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        uses: actions/checkout@cbb722410c2e876e24abbe8de2cc27693e501dcb # v4.1.1
         with:
           sparse-checkout: |
             llvm/utils/git/requirements.txt
@@ -41,7 +41,7 @@ jobs:
             request-release-note \
             --pr-number ${{ github.event.pull_request.number}}
 
-      - uses: actions/upload-artifact@26f96dfa697d77e81fd5907df203aa23a56210a8 #v4.3.0
+      - uses: actions/upload-artifact@184d73b71b93c222403b2e7f1ffebe4508014249 #v4.3.0
         if: always()
         with:
           name: workflow-args
diff --git a/.github/workflows/pr-subscriber.yml b/.github/workflows/pr-subscriber.yml
index 272d3e2f9ef8..559bda37bee8 100644
--- a/.github/workflows/pr-subscriber.yml
+++ b/.github/workflows/pr-subscriber.yml
@@ -14,7 +14,7 @@ jobs:
     if: github.repository == 'llvm/llvm-project'
     steps:
       - name: Checkout Automation Script
-        uses: actions/checkout@v4
+        uses: actions/checkout@v4.2.2
         with:
           sparse-checkout: llvm/utils/git/
           ref: main
diff --git a/.github/workflows/release-binaries.yml b/.github/workflows/release-binaries.yml
index f24e25879b96..1acddde8d5f8 100644
--- a/.github/workflows/release-binaries.yml
+++ b/.github/workflows/release-binaries.yml
@@ -69,7 +69,7 @@ jobs:
         python-version: '3.12'
 
     - name: Checkout LLVM
-      uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+      uses: actions/checkout@cbb722410c2e876e24abbe8de2cc27693e501dcb # v4.1.1
 
     - name: Install Dependencies
       shell: bash
@@ -153,7 +153,7 @@ jobs:
     steps:
 
     - name: Checkout Actions
-      uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+      uses: actions/checkout@cbb722410c2e876e24abbe8de2cc27693e501dcb # v4.1.1
       with:
         ref: ${{ (github.event_name == 'pull_request' && github.sha) || 'main' }}
         sparse-checkout: |
@@ -174,7 +174,7 @@ jobs:
       run: mv workflows  ../workflows-main
 
     - name: Checkout LLVM
-      uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+      uses: actions/checkout@cbb722410c2e876e24abbe8de2cc27693e501dcb # v4.1.1
       with:
         ref: ${{ needs.prepare.outputs.ref }}
 
@@ -227,7 +227,7 @@ jobs:
     runs-on: ${{ inputs.runs-on }}
     steps:
     - name: Checkout Actions
-      uses: actions/checkout@v4
+      uses: actions/checkout@v4.2.2
       with:
         ref: ${{ (github.event_name == 'pull_request' && github.sha) || 'main' }}
         sparse-checkout: |
@@ -261,7 +261,7 @@ jobs:
     runs-on: ${{ inputs.runs-on }}
     steps:
     - name: Checkout Actions
-      uses: actions/checkout@v4
+      uses: actions/checkout@v4.2.2
       with:
         ref: ${{ (github.event_name == 'pull_request' && github.sha) || 'main' }}
         sparse-checkout: |
@@ -310,7 +310,7 @@ jobs:
     runs-on: ${{ inputs.runs-on }}
     steps:
     - name: Checkout Actions
-      uses: actions/checkout@v4
+      uses: actions/checkout@v4.2.2
       with:
         ref: ${{ (github.event_name == 'pull_request' && github.sha) || 'main' }}
         sparse-checkout: |
@@ -360,7 +360,7 @@ jobs:
     runs-on: ${{ inputs.runs-on }}
     steps:
     - name: Checkout Actions
-      uses: actions/checkout@v4
+      uses: actions/checkout@v4.2.2
       with:
         ref: ${{ (github.event_name == 'pull_request' && github.sha) || 'main' }}
         sparse-checkout: |
@@ -384,7 +384,7 @@ jobs:
         # and other steps expect D:\files.
         mv ${{ steps.setup-stage.outputs.build-prefix  }}/build/tools/clang/stage2-bins/${{ needs.prepare.outputs.release-binary-filename }} .
 
-    - uses: actions/upload-artifact@26f96dfa697d77e81fd5907df203aa23a56210a8 #v4.3.0
+    - uses: actions/upload-artifact@184d73b71b93c222403b2e7f1ffebe4508014249 #v4.3.0
       with:
         name: ${{ runner.os }}-${{ runner.arch }}-release-binary
         # Due to path differences on Windows when running in bash vs running on node,
@@ -421,7 +421,7 @@ jobs:
 
     steps:
     - name: Checkout Release Scripts
-      uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+      uses: actions/checkout@cbb722410c2e876e24abbe8de2cc27693e501dcb # v4.1.1
       with:
         sparse-checkout: |
           llvm/utils/release/github-upload-release.py
@@ -429,14 +429,14 @@ jobs:
         sparse-checkout-cone-mode: false
 
     - name: 'Download artifact'
-      uses: actions/download-artifact@6b208ae046db98c579e8a3aa621ab581ff575935 # v4.1.1
+      uses: actions/download-artifact@d0ce8fd1167ed839810201de977912a090ab10a7 # v4.1.1
       with:
         pattern: '*-release-binary'
         merge-multiple: true
 
     - name: Attest Build Provenance
       id: provenance
-      uses: actions/attest-build-provenance@897ed5eab6ed058a474202017ada7f40bfa52940 # v1.0.0
+      uses: actions/attest-build-provenance@ef244123eb79f2f7a7e75d99086184180e6d0018 # v1.4.4
       with:
         subject-path: ${{ needs.prepare.outputs.release-binary-filename }}
 
@@ -445,7 +445,7 @@ jobs:
         mv ${{ steps.provenance.outputs.bundle-path }} ${{ needs.prepare.outputs.release-binary-filename }}.jsonl
 
     - name: Upload Build Provenance
-      uses: actions/upload-artifact@65462800fd760344b1a7b4382951275a0abb4808 #v4.3.3
+      uses: actions/upload-artifact@184d73b71b93c222403b2e7f1ffebe4508014249 #v4.3.3
       with:
         name: ${{ needs.prepare.outputs.release-binary-filename }}-attestation
         path: ${{ needs.prepare.outputs.release-binary-filename }}.jsonl
@@ -473,7 +473,7 @@ jobs:
     runs-on: ${{ inputs.runs-on }}
     steps:
     - name: Checkout Actions
-      uses: actions/checkout@v4
+      uses: actions/checkout@v4.2.2
       with:
         ref: ${{ (github.event_name == 'pull_request' && github.sha) || 'main' }}
         sparse-checkout: |
diff --git a/.github/workflows/release-documentation.yml b/.github/workflows/release-documentation.yml
index 922c5093f135..25c10b78795f 100644
--- a/.github/workflows/release-documentation.yml
+++ b/.github/workflows/release-documentation.yml
@@ -34,7 +34,7 @@ jobs:
       upload: ${{ inputs.upload && !contains(inputs.release-version, 'rc') }}
     steps:
       - name: Checkout LLVM
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        uses: actions/checkout@cbb722410c2e876e24abbe8de2cc27693e501dcb # v4.1.1
 
       - name: Setup Python env
         uses: actions/setup-python@v5
@@ -59,14 +59,14 @@ jobs:
           ./llvm/utils/release/build-docs.sh -release "${{ inputs.release-version }}" -no-doxygen
 
       - name: Create Release Notes Artifact
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: release-notes
           path: docs-build/html-export/
 
       - name: Clone www-releases
         if: env.upload
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        uses: actions/checkout@cbb722410c2e876e24abbe8de2cc27693e501dcb # v4.1.1
         with:
           repository: ${{ github.repository_owner }}/www-releases
           ref: main
diff --git a/.github/workflows/release-doxygen.yml b/.github/workflows/release-doxygen.yml
index ea95e5bb12b2..0b7f237e9a7b 100644
--- a/.github/workflows/release-doxygen.yml
+++ b/.github/workflows/release-doxygen.yml
@@ -40,7 +40,7 @@ jobs:
       upload: ${{ inputs.upload && !contains(inputs.release-version, 'rc') }}
     steps:
       - name: Checkout LLVM
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        uses: actions/checkout@cbb722410c2e876e24abbe8de2cc27693e501dcb # v4.1.1
 
       - name: Setup Python env
         uses: actions/setup-python@v5
diff --git a/.github/workflows/release-lit.yml b/.github/workflows/release-lit.yml
index 9d6f3140e688..9247e18e01fc 100644
--- a/.github/workflows/release-lit.yml
+++ b/.github/workflows/release-lit.yml
@@ -28,7 +28,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout LLVM
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        uses: actions/checkout@cbb722410c2e876e24abbe8de2cc27693e501dcb # v4.1.1
         with:
           ref: "llvmorg-${{ inputs.release-version }}"
 
diff --git a/.github/workflows/release-sources.yml b/.github/workflows/release-sources.yml
index a6c86823f99d..cfdd6cec414d 100644
--- a/.github/workflows/release-sources.yml
+++ b/.github/workflows/release-sources.yml
@@ -71,7 +71,7 @@ jobs:
       attestations: write
     steps:
       - name: Checkout LLVM
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        uses: actions/checkout@cbb722410c2e876e24abbe8de2cc27693e501dcb # v4.1.1
         with:
           ref: ${{ needs.inputs.outputs.ref }}
           fetch-tags: true
@@ -92,14 +92,14 @@ jobs:
       - name: Attest Build Provenance
         if: github.event_name != 'pull_request'
         id: provenance
-        uses: actions/attest-build-provenance@897ed5eab6ed058a474202017ada7f40bfa52940 # v1.0.0
+        uses: actions/attest-build-provenance@ef244123eb79f2f7a7e75d99086184180e6d0018 # v1.4.4
         with:
           subject-path: "*.xz"
       - if: github.event_name != 'pull_request'
         run: |
           mv ${{ steps.provenance.outputs.bundle-path }} .
       - name: Create Tarball Artifacts
-        uses: actions/upload-artifact@65462800fd760344b1a7b4382951275a0abb4808 #v4.3.3
+        uses: actions/upload-artifact@184d73b71b93c222403b2e7f1ffebe4508014249 #v4.3.3
         with:
           path: |
             *.xz
diff --git a/.github/workflows/release-tasks.yml b/.github/workflows/release-tasks.yml
index 780dd0ff6325..b3ee01b38a72 100644
--- a/.github/workflows/release-tasks.yml
+++ b/.github/workflows/release-tasks.yml
@@ -38,7 +38,7 @@ jobs:
           sudo apt-get install python3-github
 
       - name: Checkout LLVM
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        uses: actions/checkout@cbb722410c2e876e24abbe8de2cc27693e501dcb # v4.1.1
 
       - name: Create Release
         env:
diff --git a/.github/workflows/scorecard.yml b/.github/workflows/scorecard.yml
index ff61cf83a6af..f3e8a3c21407 100644
--- a/.github/workflows/scorecard.yml
+++ b/.github/workflows/scorecard.yml
@@ -31,12 +31,12 @@ jobs:
 
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@93ea575cb5d8a053eaa0ac8fa3b40d7e05a33cc8 # v3.1.0
+        uses: actions/checkout@cbb722410c2e876e24abbe8de2cc27693e501dcb # v3.1.0
         with:
           persist-credentials: false
 
       - name: "Run analysis"
-        uses: ossf/scorecard-action@0864cf19026789058feabb7e87baa5f140aac736 # v2.3.1
+        uses: ossf/scorecard-action@62b2cac7ed8198b15735ed49ab1e5cf35480ba46 # v2.4.0
         with:
           results_file: results.sarif
           results_format: sarif
@@ -49,7 +49,7 @@ jobs:
       # Upload the results as artifacts (optional). Commenting out will disable uploads of run results in SARIF
       # format to the repository Actions tab.
       - name: "Upload artifact"
-        uses: actions/upload-artifact@3cea5372237819ed00197afe530f5a7ea3e805c8 # v3.1.0
+        uses: actions/upload-artifact@184d73b71b93c222403b2e7f1ffebe4508014249 # v3.1.0
         with:
           name: SARIF file
           path: results.sarif
@@ -57,6 +57,6 @@ jobs:
 
       # Upload the results to GitHub's code scanning dashboard.
       - name: "Upload to code-scanning"
-        uses: github/codeql-action/upload-sarif@17573ee1cc1b9d061760f3a006fc4aac4f944fd5 # v2.2.4
+        uses: github/codeql-action/upload-sarif@f09c1c0a94de965c15400f5634aa42fac8fb8f88 # v3.27.5
         with:
           sarif_file: results.sarif
diff --git a/.github/workflows/version-check.yml b/.github/workflows/version-check.yml
index 894e07d323ca..b60ab1fc0894 100644
--- a/.github/workflows/version-check.yml
+++ b/.github/workflows/version-check.yml
@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Fetch LLVM sources
-        uses: actions/checkout@v4
+        uses: actions/checkout@v4.2.2
         with:
           fetch-depth: 0