[StepSecurity] ci: Harden GitHub Actions (#3134)

Signed-off-by: StepSecurity Bot <[email protected]>

Author: step-security-bot

.github/workflows/codeql-analysis.yml

@@ -13,8 +13,15 @@ concurrency:
   group: ${{ github.ref_name }}-codeql
   cancel-in-progress: true
 
+permissions:  # added using https://github.com/step-security/secure-workflows
+  contents: read
+
 jobs:
   analyze:
+    permissions:
+      actions: read  # for github/codeql-action/init to get workflow details
+      contents: read  # for actions/checkout to fetch code
+      security-events: write  # for github/codeql-action/autobuild to send a status report
     name: Analyze
     runs-on: ubuntu-latest
 

.github/workflows/fossa.yml

@@ -13,6 +13,9 @@ concurrency:
   group: ${{ github.ref_name }}-fossa
   cancel-in-progress: true
 
+permissions:  # added using https://github.com/step-security/secure-workflows
+  contents: read
+
 jobs:
 
   scan:

.github/workflows/labeler.yml

@@ -2,6 +2,9 @@ name: "Pull Request Labeler"
 on:
   - pull_request_target
 
+permissions:  # added using https://github.com/step-security/secure-workflows
+  contents: read
+
 jobs:
   triage:
     permissions:

.github/workflows/stale.yml

@@ -3,8 +3,14 @@ on:
   schedule:
     - cron: '30 1 * * *'
 
+permissions:  # added using https://github.com/step-security/secure-workflows
+  contents: read
+
 jobs:
   stale:
+    permissions:
+      issues: write  # for actions/stale to close stale issues
+      pull-requests: write  # for actions/stale to close stale PRs
     runs-on: ubuntu-20.04
     steps:
       - uses: actions/stale@v6