Copy Fail can't affect files it can't access. PoC attack on k8s [1] claims execution through sibling layers of kube-proxy, host filesystem access through /dev/

Copy Fail can't affect files it can't access. PoC attack on k8s [1] claims execution through sibling layers of kube-proxy, host filesystem access through /dev/ [2]. [1] https://github.com/Percivalll/Copy-Fail-CVE-2026-31431-Kubernetes-PoC https://github.com/Percivalll/Copy-Fail-CVE-2026-31431-Kuber... [2] https://github.com/Percivalll/Copy-Fail-CVE-2026-31431-Kubernetes-PoC/blob/main/payload/payload.c https://github.com/Percivalll/Copy-Fail-CVE-2026-31431-Kuber...