diff --git a/.github/workflows/build-ci-container.yml b/.github/workflows/build-ci-container.yml
index 1e2639070dda..184d5ff170fd 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@v5
         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@v4.1.1
+        uses: actions/checkout@v5
         with:
           sparse-checkout: .github/workflows/containers/github-action-ci/
 
@@ -81,7 +81,7 @@ jobs:
         # $GITHUB_WORKSPACE to avoid space limitations on the default drive
         # and use the permissions setup for /mnt/podman.
       - name: Download stage1-toolchain
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v5
         with:
           name: stage1-toolchain
           path: /mnt/podman
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index c94bdc8d9d90..0680e3b7150b 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@v4.1.1
+        uses: actions/checkout@v5
         with:
           fetch-depth: 1
       - name: Get subprojects that have doc changes
         id: docs-changed-subprojects
-        uses: tj-actions/changed-files@v46
+        uses: tj-actions/changed-files@v47
         with:
           files_yaml: |
             llvm:
@@ -96,11 +96,11 @@ jobs:
               - 'flang/include/flang/Optimizer/Dialect/FIROps.td'
       - name: Fetch LLVM sources (PR)
         if: ${{ github.event_name == 'pull_request' }}
-        uses: actions/checkout@v4.1.1
+        uses: actions/checkout@v5
         with:
           fetch-depth: 1
       - name: Setup Python env
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.11'
           cache: 'pip'
diff --git a/.github/workflows/email-check.yaml b/.github/workflows/email-check.yaml
index 8f32d020975f..a9dc02f722ec 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@v5
         with:
           ref: ${{ github.event.pull_request.head.sha }}
 
diff --git a/.github/workflows/issue-release-workflow.yml b/.github/workflows/issue-release-workflow.yml
index 35fe6829206a..111136232888 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@v4.1.1
+        uses: actions/checkout@v5
         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 a4602641d25f..1ae4668d6929 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@v4.1.1
+        uses: actions/checkout@v5
         with:
           sparse-checkout: llvm/utils/git/
           ref: main
diff --git a/.github/workflows/issue-write.yml b/.github/workflows/issue-write.yml
index 56fb538704af..50275b38198f 100644
--- a/.github/workflows/issue-write.yml
+++ b/.github/workflows/issue-write.yml
@@ -20,14 +20,14 @@ jobs:
       github.event.workflow_run.event == 'pull_request'
     steps:
       - name: 'Download artifact'
-        uses: actions/download-artifact@6b208ae046db98c579e8a3aa621ab581ff575935 # v4.1.1
+        uses: actions/download-artifact@4a24838f3d5601fd639834081e118c2995d51e1c # v4.1.1
         with:
           github-token: ${{ secrets.ISSUE_WRITE_DOWNLOAD_ARTIFACT }}
           run-id: ${{ github.event.workflow_run.id }}
           name: workflow-args
 
       - name: 'Comment on PR'
-        uses: actions/github-script@v7
+        uses: actions/github-script@v8
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
           script: |
diff --git a/.github/workflows/libclang-abi-tests.yml b/.github/workflows/libclang-abi-tests.yml
index 5e2989ad541b..04e8252d119f 100644
--- a/.github/workflows/libclang-abi-tests.yml
+++ b/.github/workflows/libclang-abi-tests.yml
@@ -39,7 +39,7 @@ jobs:
       LLVM_VERSION_PATCH: ${{ steps.version.outputs.LLVM_VERSION_PATCH }}
     steps:
       - name: Checkout source
-        uses: actions/checkout@v4.1.1
+        uses: actions/checkout@v5
         with:
           fetch-depth: 250
 
@@ -144,12 +144,12 @@ jobs:
       - abi-dump
     steps:
       - name: Download baseline
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v5
         with:
           name: build-baseline
           path: build-baseline
       - name: Download latest
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v5
         with:
           name: build-latest
           path: build-latest
diff --git a/.github/workflows/libcxx-build-and-test.yaml b/.github/workflows/libcxx-build-and-test.yaml
index 44a3d79c72c0..7bcaa7ce222a 100644
--- a/.github/workflows/libcxx-build-and-test.yaml
+++ b/.github/workflows/libcxx-build-and-test.yaml
@@ -66,7 +66,7 @@ jobs:
             cc: 'gcc-13'
             cxx: 'g++-13'
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: ${{ matrix.config }}.${{ matrix.cxx }}
         run: libcxx/utils/ci/run-buildbot ${{ matrix.config }}
         env:
@@ -110,7 +110,7 @@ jobs:
             cc: 'clang-18'
             cxx: 'clang++-18'
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: ${{ matrix.config }}
         run: libcxx/utils/ci/run-buildbot ${{ matrix.config }}
         env:
@@ -174,7 +174,7 @@ jobs:
           machine: libcxx-runners-8-set
     runs-on: ${{ matrix.machine }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: ${{ matrix.config }}
         run: libcxx/utils/ci/run-buildbot ${{ matrix.config }}
         env:
@@ -206,7 +206,7 @@ jobs:
         - { config: mingw-static, mingw: true }
         - { config: mingw-dll-i686, mingw: true }
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Install dependencies
         run: |
           choco install -y ninja wget
diff --git a/.github/workflows/libcxx-check-generated-files.yml b/.github/workflows/libcxx-check-generated-files.yml
index 944b33159c31..9003347ff601 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@v4.1.1
+        uses: actions/checkout@v5
 
       - name: Install dependencies
         uses: aminya/setup-cpp@v1
diff --git a/.github/workflows/llvm-bugs.yml b/.github/workflows/llvm-bugs.yml
index 4797eea4e3d3..82a5b6fe7f07 100644
--- a/.github/workflows/llvm-bugs.yml
+++ b/.github/workflows/llvm-bugs.yml
@@ -14,13 +14,13 @@ jobs:
     runs-on: ubuntu-latest
     if: github.repository == 'llvm/llvm-project'
     steps:
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v5
         with:
           node-version: 18
           check-latest: true
       - run: npm install mailgun.js form-data
       - name: Send notification
-        uses: actions/github-script@v7
+        uses: actions/github-script@v8
         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 1826c3f81945..737d6b1609c4 100644
--- a/.github/workflows/llvm-project-tests.yml
+++ b/.github/workflows/llvm-project-tests.yml
@@ -77,7 +77,7 @@ jobs:
       # lldb.  Using this setup-python action to make 3.10 the default
       # python fixes this.
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: ${{ inputs.python_version }}
       - name: Install Ninja
@@ -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@v4.1.1
+      - uses: actions/checkout@v5
         with:
           fetch-depth: 250
       - name: Setup ccache
diff --git a/.github/workflows/llvm-tests.yml b/.github/workflows/llvm-tests.yml
index 478393c4e4b2..2a3dd1076c39 100644
--- a/.github/workflows/llvm-tests.yml
+++ b/.github/workflows/llvm-tests.yml
@@ -48,7 +48,7 @@ jobs:
       LLVM_VERSION_PATCH: ${{ steps.version.outputs.LLVM_VERSION_PATCH }}
     steps:
       - name: Checkout source
-        uses: actions/checkout@v4.1.1
+        uses: actions/checkout@v5
         with:
           fetch-depth: 250
 
@@ -157,17 +157,17 @@ jobs:
       - abi-dump
     steps:
       - name: Download baseline
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v5
         with:
           name: build-baseline
           path: build-baseline
       - name: Download latest
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v5
         with:
           name: build-latest
           path: build-latest
       - name: Download symbol list
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v5
         with:
           name: symbol-list
           path: symbol-list
diff --git a/.github/workflows/merged-prs.yml b/.github/workflows/merged-prs.yml
index 37fc6c67f000..b2b1b02d63b9 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@v5
         with:
           sparse-checkout: llvm/utils/git/
           ref: main
diff --git a/.github/workflows/new-prs.yml b/.github/workflows/new-prs.yml
index 3697dea2b683..9c3801054f1b 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@v4.1.1
+        uses: actions/checkout@v5
         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@v5
+      - uses: actions/labeler@v6
         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 588b587aac0c..ecad2332a4ea 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@v4.1.1
+        uses: actions/checkout@v5
         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@v46
+        uses: tj-actions/changed-files@v47
         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@v4.1.1
+        uses: actions/checkout@v5
         with:
           repository: ${{ github.repository }}
           ref: ${{ github.base_ref }}
@@ -58,7 +58,7 @@ jobs:
           clangformat: 18.1.1
 
       - name: Setup Python env
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.11'
           cache: 'pip'
diff --git a/.github/workflows/pr-subscriber.yml b/.github/workflows/pr-subscriber.yml
index 9a6b9cbb0484..337154f3018c 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@v4.1.1
+        uses: actions/checkout@v5
         with:
           sparse-checkout: llvm/utils/git/
           ref: main
diff --git a/.github/workflows/release-binaries.yml b/.github/workflows/release-binaries.yml
index 131ad3004f45..bed7247a0a87 100644
--- a/.github/workflows/release-binaries.yml
+++ b/.github/workflows/release-binaries.yml
@@ -46,7 +46,7 @@ jobs:
 
     steps:
     - name: Checkout LLVM
-      uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+      uses: actions/checkout@ff7abcd0c3c05ccf6adc123a8cd1fd4fb30fb493 # v4.1.1
 
     - name: Install Dependencies
       run: |
@@ -98,7 +98,7 @@ jobs:
           - ubuntu-22.04
     steps:
     - name: Checkout LLVM
-      uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+      uses: actions/checkout@ff7abcd0c3c05ccf6adc123a8cd1fd4fb30fb493 # v4.1.1
       with:
         ref: ${{ needs.prepare.outputs.ref }}
 
@@ -141,7 +141,7 @@ jobs:
 
     steps:
     - name: Checkout LLVM
-      uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+      uses: actions/checkout@ff7abcd0c3c05ccf6adc123a8cd1fd4fb30fb493 # v4.1.1
       with:
         ref: ${{ needs.prepare.outputs.ref }}
         path: ${{ needs.prepare.outputs.build-dir }}/llvm-project
diff --git a/.github/workflows/release-documentation.yml b/.github/workflows/release-documentation.yml
index 02ffbb142a94..9059eccd336a 100644
--- a/.github/workflows/release-documentation.yml
+++ b/.github/workflows/release-documentation.yml
@@ -34,10 +34,10 @@ jobs:
       upload: ${{ inputs.upload && !contains(inputs.release-version, 'rc') }}
     steps:
       - name: Checkout LLVM
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        uses: actions/checkout@ff7abcd0c3c05ccf6adc123a8cd1fd4fb30fb493 # v4.1.1
 
       - name: Setup Python env
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           cache: 'pip'
           cache-dependency-path: './llvm/docs/requirements.txt'
@@ -66,7 +66,7 @@ jobs:
 
       - name: Clone www-releases
         if: env.upload
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        uses: actions/checkout@ff7abcd0c3c05ccf6adc123a8cd1fd4fb30fb493 # 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 f39822bdff38..6319016f9e8d 100644
--- a/.github/workflows/release-doxygen.yml
+++ b/.github/workflows/release-doxygen.yml
@@ -36,10 +36,10 @@ jobs:
       upload: ${{ inputs.upload && !contains(inputs.release-version, 'rc') }}
     steps:
       - name: Checkout LLVM
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        uses: actions/checkout@ff7abcd0c3c05ccf6adc123a8cd1fd4fb30fb493 # v4.1.1
 
       - name: Setup Python env
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           cache: 'pip'
           cache-dependency-path: './llvm/docs/requirements.txt'
diff --git a/.github/workflows/release-lit.yml b/.github/workflows/release-lit.yml
index 0316ba406041..2fead7bebe27 100644
--- a/.github/workflows/release-lit.yml
+++ b/.github/workflows/release-lit.yml
@@ -24,7 +24,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout LLVM
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        uses: actions/checkout@ff7abcd0c3c05ccf6adc123a8cd1fd4fb30fb493 # v4.1.1
         with:
           ref: "llvmorg-${{ inputs.release-version }}"
 
diff --git a/.github/workflows/release-tasks.yml b/.github/workflows/release-tasks.yml
index 53da8662b020..eefa53cb2b87 100644
--- a/.github/workflows/release-tasks.yml
+++ b/.github/workflows/release-tasks.yml
@@ -36,7 +36,7 @@ jobs:
           sudo apt-get install python3-github
 
       - name: Checkout LLVM
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        uses: actions/checkout@ff7abcd0c3c05ccf6adc123a8cd1fd4fb30fb493 # v4.1.1
 
       - name: Create Release
         env:
diff --git a/.github/workflows/scorecard.yml b/.github/workflows/scorecard.yml
index 020eded44c78..f9864a8e0abc 100644
--- a/.github/workflows/scorecard.yml
+++ b/.github/workflows/scorecard.yml
@@ -31,12 +31,12 @@ jobs:
 
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+        uses: actions/checkout@ff7abcd0c3c05ccf6adc123a8cd1fd4fb30fb493 # v4.1.1
         with:
           persist-credentials: false
 
       - name: "Run analysis"
-        uses: ossf/scorecard-action@05b42c624433fc40578a4040d5cf5e36ddca8cde # v2.4.2
+        uses: ossf/scorecard-action@4eaacf0543bb3f2c246792bd56e8cdeffafb205a # v2.4.3
         with:
           results_file: results.sarif
           results_format: 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@181d5eefc20863364f96762470ba6f862bdef56b # v3.29.2
+        uses: github/codeql-action/upload-sarif@3599b3baa15b485a2e49ef411a7a4bb2452e7f93 # v3.30.5
         with:
           sarif_file: results.sarif
diff --git a/.github/workflows/version-check.yml b/.github/workflows/version-check.yml
index bc467364a2a9..9b2b6f72b953 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@v4.1.1
+        uses: actions/checkout@v5
         with:
           fetch-depth: 0