software development in the recent decade junior speaker - Python, Kubernetes committee member (Moscow Python, Helm Summit) a huge fan of laptop stickers and a cyclist @hayorov
in Singapore # and hiring Alex Khaerov company who I am Development Lead doing software development in the recent decade junior speaker - Python, Kubernetes committee member (Moscow Python, Helm Summit) a huge fan of laptop stickers and a cyclist @hayorov
(with minimal user interaction) overwrite the host runc binary and thus gain root-level code execution on the host. The level of user interaction is being able to run any command ... as root ... 2019-02-11 CVE-2019-5736 Breaking out of Docker via runC Score 9.3 2019-08-28 CVE-2019-11245 Containers attempt to run as uid 0 Score 7.8
(with minimal user interaction) overwrite the host runc binary and thus gain root-level code execution on the host. The level of user interaction is being able to run any command ... as root ... affected: Debian, Docker, Debian, Red Hat, Ubuntu, AWS, GCP, Azure … 2019-02-11 CVE-2019-5736 Breaking out of Docker via runC Score 9.3 2019-08-28 CVE-2019-11245 Containers attempt to run as uid 0 Score 7.8
(with minimal user interaction) overwrite the host runc binary and thus gain root-level code execution on the host. The level of user interaction is being able to run any command ... as root ... affected: Debian, Docker, Debian, Red Hat, Ubuntu, AWS, GCP, Azure … 2019-02-11 CVE-2019-5736 Breaking out of Docker via runC Score 9.3 ...for pods that do not specify an explicit runAsUser attempt to run as uid 0 (root) on container restart, or if the image was previously pulled to the node. If the pod specified mustRunAsNonRoot: true, the kubelet will refuse to start the container as root. If the pod did not specify mustRunAsNonRoot: true, the kubelet will run the container as uid 0. 2019-08-28 CVE-2019-11245 Containers attempt to run as uid 0 Score 7.8
(with minimal user interaction) overwrite the host runc binary and thus gain root-level code execution on the host. The level of user interaction is being able to run any command ... as root ... affected: Debian, Docker, Debian, Red Hat, Ubuntu, AWS, GCP, Azure … 2019-02-11 CVE-2019-5736 Breaking out of Docker via runC Score 9.3 ...for pods that do not specify an explicit runAsUser attempt to run as uid 0 (root) on container restart, or if the image was previously pulled to the node. If the pod specified mustRunAsNonRoot: true, the kubelet will refuse to start the container as root. If the pod did not specify mustRunAsNonRoot: true, the kubelet will run the container as uid 0. affected: kubernetes v1.13.6 and v1.14.2 2019-08-28 CVE-2019-11245 Containers attempt to run as uid 0 Score 7.8
Linux Kernel runC shim containerd dockerd namespaces provide a layer of isolation PID for managing network interfaces. IPC for managing access to IPC resources. MNT for managing filesystem mount points. UTS for isolating kernel and version identifiers.
Linux Kernel runC shim containerd dockerd namespaces provide a layer of isolation PID for managing network interfaces. IPC for managing access to IPC resources. MNT for managing filesystem mount points. UTS for isolating kernel and version identifiers. cgroups share available hardware resources to containers Memory CPU Block IO Devices Network
Linux Kernel runC shim containerd dockerd namespaces provide a layer of isolation PID for managing network interfaces. IPC for managing access to IPC resources. MNT for managing filesystem mount points. UTS for isolating kernel and version identifiers. cgroups share available hardware resources to containers Memory CPU Block IO Devices Network
Linux Kernel runC shim containerd dockerd namespaces provide a layer of isolation PID for managing network interfaces. IPC for managing access to IPC resources. MNT for managing filesystem mount points. UTS for isolating kernel and version identifiers. cgroups share available hardware resources to containers Memory CPU Block IO Devices Network AppArmor allows to restrict programs capabilities with per-program profiles. seccomp used for filtering syscalls issued by a program. capabilties for performing permission checks
have a full or partial implementation. • Performance CPU (events/sec) no diff Startup time (ms) no diff Mem (usage, MB) 35Mb Net (rps) -50% … small operations (I/O) impose a large overhead. elasticsearch golang java8 jenkins mariadb memcached mongo nginx node php postgres prometheus python elasticsearch golang java8 jenkins mariadb memcached mongo nginx node php postgres prometheus python https: // www.usenix.org/system/files/hotcloud19-paper-young.pdf
have a full or partial implementation. • Performance CPU (events/sec) no diff Startup time (ms) no diff Mem (usage, MB) 35Mb Net (rps) -50% … small operations (I/O) impose a large overhead. elasticsearch golang java8 jenkins mariadb memcached mongo nginx node php postgres prometheus python elasticsearch golang java8 jenkins mariadb memcached mongo nginx node php postgres prometheus python https: // www.usenix.org/system/files/hotcloud19-paper-young.pdf • NO direct access to hardware or virtualization (no GPU)
for the riskiest workload • Configure a security context (runAsUser != 0) • Discover Falco to start monitoring abnormal activities of your (GKE-compatible) • Keep your software Up-to-date (OS, runtime, Kubernetes)
for the riskiest workload • Configure a security context (runAsUser != 0) • Discover Falco to start monitoring abnormal activities of your (GKE-compatible) • Learn about alternatives: Kata containers and Firecracker MicroVMs • Keep your software Up-to-date (OS, runtime, Kubernetes)
for the riskiest workload • Configure a security context (runAsUser != 0) • Discover Falco to start monitoring abnormal activities of your (GKE-compatible) • Learn about alternatives: Kata containers and Firecracker MicroVMs • Use dedicated instances (VMs, Bare Metal) or services in special cases • Keep your software Up-to-date (OS, runtime, Kubernetes)
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