kyverno/examples/best_practices/policy_validate_container_disallow_priviledgedprivelegesecalation.yaml

apiVersion: kyverno.io/v1alpha1
kind: ClusterPolicy
metadata:
  name: validate-deny-privileged-disallowpriviligedescalation
spec:
  validationFailureAction: "audit"
  rules:
  - name: deny-privileged-disallowpriviligedescalation
    exclude:
      resources:
        namespaces: 
        - kube-system
    match:
      resources:
        kinds:
        - Pod
    validate:
      message: "Privileged mode is not allowed. Set allowPrivilegeEscalatin and privileged to false"
      # anyPattern:
      # - spec:
      #   securityContext:
      #     allowPrivilegeEscalation: false
      #     privileged: false
      pattern:
        spec:
          containers:
          - name: "*"
            securityContext:
              allowPrivilegeEscalation: false
              privileged: false