Add kernelCTF CVE-2023-4147_lts_cos #418
Workflow file for this run
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| name: kernelCTF PR check | |
| on: | |
| pull_request_target: | |
| types: [opened, synchronize, reopened, labeled] | |
| paths: [pocs/linux/kernelctf/**] | |
| workflow_dispatch: | |
| inputs: | |
| prNumber: | |
| description: 'PR number' | |
| type: number | |
| shaHash: | |
| description: 'SHA hash' | |
| permissions: {} | |
| env: | |
| PR_REF: ${{ github.event_name == 'workflow_dispatch' && (github.event.inputs.shaHash || format('refs/pull/{0}/merge', github.event.inputs.prNumber)) || github.event.pull_request.head.sha }} | |
| jobs: | |
| structure_check: | |
| # if labeling triggered the job then only run in case of the "recheck" label | |
| if: github.event.action != 'labeled' || github.event.label.name == 'recheck' | |
| runs-on: ubuntu-latest | |
| permissions: {} | |
| outputs: | |
| targets: ${{ steps.check_submission.outputs.targets }} | |
| submission_dir: ${{ steps.check_submission.outputs.submission_dir }} | |
| exploits_info: ${{ steps.check_submission.outputs.exploits_info }} | |
| artifact_backup_dir: ${{ steps.check_submission.outputs.artifact_backup_dir }} | |
| steps: | |
| - run: pip install -U jsonschema | |
| - name: Checkout repo content | |
| uses: actions/checkout@v4 | |
| with: | |
| ref: master | |
| - name: Checkout PR content | |
| uses: actions/checkout@v4 | |
| with: | |
| path: pr | |
| ref: ${{ env.PR_REF }} | |
| fetch-depth: 0 | |
| - id: check_submission | |
| name: Check submission | |
| working-directory: pr | |
| run: | | |
| echo "::stop-commands::$(uuidgen)" | |
| ../kernelctf/check-submission.py ${{ github.event.pull_request.base.sha }} | |
| exploit_build: | |
| runs-on: ubuntu-latest | |
| needs: structure_check | |
| permissions: {} | |
| strategy: | |
| matrix: | |
| target: ${{ fromJSON(needs.structure_check.outputs.targets) }} | |
| fail-fast: false # do not cancel other targets | |
| env: | |
| RELEASE_ID: ${{ matrix.target }} | |
| EXPLOIT_DIR: pr/pocs/linux/kernelctf/${{ needs.structure_check.outputs.submission_dir }}/exploit/${{ matrix.target }} | |
| steps: | |
| - name: Checkout PR content | |
| uses: actions/checkout@v4 | |
| with: | |
| path: pr | |
| ref: ${{ env.PR_REF }} | |
| fetch-depth: 0 | |
| - name: List files | |
| run: find . | |
| - name: Backup original exploit | |
| run: mv $EXPLOIT_DIR/exploit ./ | |
| - name: Build exploit | |
| id: build_exploit | |
| working-directory: ${{ env.EXPLOIT_DIR }} | |
| run: | | |
| if make -n prerequisites; then | |
| make prerequisites | |
| fi | |
| make exploit | |
| - name: Upload exploit (newly compiled) | |
| if: success() | |
| uses: actions/upload-artifact@v3 | |
| with: | |
| name: exploit_${{ env.RELEASE_ID }} | |
| path: ${{ env.EXPLOIT_DIR }}/exploit | |
| if-no-files-found: error | |
| - name: Upload exploit (original, build failed) | |
| if: failure() && steps.build_exploit.outcome == 'failure' | |
| uses: actions/upload-artifact@v3 | |
| with: | |
| name: exploit_${{ env.RELEASE_ID }} | |
| path: ./exploit | |
| if-no-files-found: error | |
| - name: Summarize result (success) | |
| if: success() | |
| run: printf '✅ Exploit was built successfully.\n\nIt can be found under the artifacts (`exploit_${{ env.RELEASE_ID }}`).\n' >> $GITHUB_STEP_SUMMARY | |
| - name: Summarize result (failure) | |
| if: failure() && steps.build_exploit.outcome == 'failure' | |
| run: printf '❌ The exploit compilation failed.\n\nPlease fix it.\n\nYou can see the build logs by clicking on `...` here and then on "View job logs". Or by selecting `exploit_build (${{ env.RELEASE_ID }})` under Jobs in the left menubar.\n' >> $GITHUB_STEP_SUMMARY | |
| exploit_repro: | |
| runs-on: ubuntu-22.04-4core | |
| timeout-minutes: 300 | |
| permissions: {} | |
| needs: [structure_check, exploit_build] | |
| strategy: | |
| matrix: | |
| target: ${{ fromJSON(needs.structure_check.outputs.targets) }} | |
| fail-fast: false | |
| if: always() && needs.structure_check.result == 'success' | |
| env: | |
| RELEASE_ID: ${{ matrix.target }} | |
| SUBMISSION_DIR: ${{ needs.structure_check.outputs.submission_dir }} | |
| EXPLOIT_INFO: ${{ toJSON(fromJSON(needs.structure_check.outputs.exploits_info)[matrix.target]) }} | |
| defaults: | |
| run: | |
| shell: bash | |
| working-directory: ./kernelctf/repro/ | |
| steps: | |
| - name: Checkout repo content | |
| uses: actions/checkout@v4 | |
| with: | |
| ref: master | |
| - name: Install tools (QEMU, inotify, expect) | |
| run: sudo apt-get update && sudo apt-get install -y qemu-system-x86 inotify-tools expect | |
| - name: Enable KVM group perms | |
| run: | | |
| echo 'KERNEL=="kvm", GROUP="kvm", MODE="0666", OPTIONS+="static_node=kvm"' | sudo tee /etc/udev/rules.d/99-kvm4all.rules | |
| sudo udevadm control --reload-rules | |
| sudo udevadm trigger --name-match=kvm | |
| - name: Download exploit | |
| uses: actions/download-artifact@v3 | |
| with: | |
| name: exploit_${{ env.RELEASE_ID }} | |
| path: ./kernelctf/repro/exp/ | |
| - name: Fetch rootfs | |
| run: | | |
| wget -O rootfs.img.gz https://storage.googleapis.com/kernelctf-build/files/rootfs_repro_v2.img.gz | |
| gzip -d rootfs.img.gz | |
| - name: Download bzImage | |
| run: | | |
| if [ "$RELEASE_ID" == "mitigation-6.1" ]; then RELEASE_ID="mitigation-6.1-v2"; fi | |
| wget https://storage.googleapis.com/kernelctf-build/releases/$RELEASE_ID/bzImage | |
| - name: List repro folder contents | |
| run: ls -alR ./ | |
| # ugly hack to make Github Actions UI to show repro logs separately in somewhat readable fashion | |
| - id: repro1 | |
| name: Reproduction (1 / 10) | |
| continue-on-error: true | |
| run: ./repro.sh 1 | |
| - id: repro2 | |
| name: Reproduction (2 / 10) | |
| continue-on-error: true | |
| run: ./repro.sh 2 | |
| - id: repro3 | |
| name: Reproduction (3 / 10) | |
| continue-on-error: true | |
| run: ./repro.sh 3 | |
| - id: repro4 | |
| name: Reproduction (4 / 10) | |
| continue-on-error: true | |
| run: ./repro.sh 4 | |
| - id: repro5 | |
| name: Reproduction (5 / 10) | |
| continue-on-error: true | |
| run: ./repro.sh 5 | |
| - id: repro6 | |
| name: Reproduction (6 / 10) | |
| continue-on-error: true | |
| run: ./repro.sh 6 | |
| - id: repro7 | |
| name: Reproduction (7 / 10) | |
| continue-on-error: true | |
| run: ./repro.sh 7 | |
| - id: repro8 | |
| name: Reproduction (8 / 10) | |
| continue-on-error: true | |
| run: ./repro.sh 8 | |
| - id: repro9 | |
| name: Reproduction (9 / 10) | |
| continue-on-error: true | |
| run: ./repro.sh 9 | |
| - id: repro10 | |
| name: Reproduction (10 / 10) | |
| continue-on-error: true | |
| run: ./repro.sh 10 | |
| - name: Upload repro QEMU logs as an artifact | |
| uses: actions/upload-artifact@v3 | |
| with: | |
| name: repro_logs_${{ env.RELEASE_ID }} | |
| path: ./kernelctf/repro/repro_log_*.txt | |
| - name: Reproduction // Summary | |
| env: | |
| STEPS: ${{ toJSON(steps) }} | |
| run: | | |
| echo $STEPS >> steps.json | |
| ../repro_summary.py ${{ github.run_id }} | |
| - name: Upload repro summary as an artifact | |
| uses: actions/upload-artifact@v3 | |
| with: | |
| name: repro_summary_${{ env.RELEASE_ID }} | |
| path: ./kernelctf/repro/repro_summary.md | |
| backup_artifacts: | |
| runs-on: ubuntu-latest | |
| needs: [structure_check, exploit_build, exploit_repro] | |
| if: always() && needs.structure_check.result == 'success' | |
| steps: | |
| - name: Download artifacts | |
| uses: actions/download-artifact@v3 | |
| with: | |
| path: ./artifacts | |
| - name: Authenticate to Google Cloud | |
| uses: google-github-actions/auth@v1 | |
| with: | |
| credentials_json: '${{secrets.KERNELCTF_GCS_SA_KEY}}' | |
| - name: Upload artifacts to GCS | |
| uses: 'google-github-actions/upload-cloud-storage@v1' | |
| with: | |
| path: ./artifacts | |
| destination: kernelctf-build/artifacts/${{ needs.structure_check.outputs.artifact_backup_dir }}_${{ github.run_id }} | |
| parent: false | |
| predefinedAcl: publicRead | |
| process_gcloudignore: false # removes warnings that .gcloudignore file does not exist |