pumba

Chaos testing tool for Docker, containerd, and Podman Quick Start · User Guide · Network Chaos · Deployment · Contributing Pumba is a chaos testing and network emulation tool for Docker, containerd, and Podman containers. Inspired by Netflix Chaos Monkey, Pumba brings chaos engineering to the...

abstractshimmer

ABSTRACT SHIMMER CVE-2020-15257 This repo contains proof-of-concept exploit code for CVE-2020-15257 as described in our blog post. While written for containerd 1.2.x and 1.3.x, it should work on pre-patch versions of containerd 1.4.x. $ go build $ docker build -t abstractshimmer . $ docker run --...

CVE-2022-23648-POC

PoC for CVE-2022-23648 This is a proof of concept for @fel1x's CVE-2022-23648. Disclosure info here, CVE info here and a blog with some more information and mitigation ideas here. The Containerfile has the info. needed, and you can change the target of the VOLUME to try out different paths. Easie...

CVE-2024-21626

CVE-2024-21626 Exploit Working Directory docker run -w /proc/self/fd/8 --name cve-2024-21626 --rm -it debian:bookworm Important is to put -w /proc/self/fd/8\ Access the host filesystem using cat ../../../../../../../../../etc/passwd inside the container Exploit Symlink 1. docker run --name...

GO-2026-6686 vulnerabilities

Vulnerabilities for packages: ctop-fips, newrelic-infrastructure-agent-fips, envoy-gateway, k8s-image-swapper, rancher, datadog-agent, kubevirt-cdi-uploadserver, k3s, amazon-ecs-agent-fips, chaos-mesh-fips, envoy-gateway-fips, neuvector-scanner, newrelic-infrastructure-agent, runc, umoci,...

GO-2026-6686 vulnerabilities

Vulnerabilities for packages: act, xeol, containerd, ctop, runc, undock, k3s, neuvector-scanner, gosu, docker, k3d, dagger, zarf, datadog-agent, newrelic-infrastructure-agent, scorecard, vcluster...

cve-2019-5736-reproducer

CVE-2019-5736 reproducer This allows you to confirm RunC-CVE-2019-5736 works on your KVM instance. Workflow overview Build the docker.io related packages vulerable to CVE-2019-5736 in this repo Launch an Ubuntu 18.04 KVM instance on LXD Install the vulnerable .deb packages in the VM Try the...

CVE-2026-53493

A flaw was found in containerd. During an image pull operation, containerd fails to enforce recursion and deduplication limits when traversing descriptor graphs in Open Container Initiative OCI image indexes. A remote attacker can exploit this flaw by serving a crafted image index, triggering...

CVE-2026-95838

A flaw was found in containerd. When unpacking image layers with specific file configurations such as opaque whiteout markers, the unpack handler performs repeated directory traversals. An attacker can exploit this by providing a maliciously crafted container image, leading to a Denial of Service...

PT-2026-118085

containerd: Unpack DoS via repeated opaque whiteouts in github.com/containerd/containerd...

CVE-2026-95837

A flaw was found in containerd. This flaw allows privilege escalation when creating a container from a saved checkpoint because process security settings are restored directly from checkpoint data rather than enforcing the destination security policy. An attacker with permissions to create...

OESA-2026-4238 containerd security update

containerd is an industry-standard container runtime with an emphasis on simplicity, robustness and portability. It is available as a daemon for Linux and Windows, which can manage the complete container lifecycle of its host system: image transfer and storage, container execution and supervision...

OESA-2026-4237 containerd security update

containerd is an industry-standard container runtime with an emphasis on simplicity, robustness and portability. It is available as a daemon for Linux and Windows, which can manage the complete container lifecycle of its host system: image transfer and storage, container execution and supervision...

OESA-2026-4236 containerd security update

containerd is an industry-standard container runtime with an emphasis on simplicity, robustness and portability. It is available as a daemon for Linux and Windows, which can manage the complete container lifecycle of its host system: image transfer and storage, container execution and supervision...

OESA-2026-4235 containerd security update

containerd is an industry-standard container runtime with an emphasis on simplicity, robustness and portability. It is available as a daemon for Linux and Windows, which can manage the complete container lifecycle of its host system: image transfer and storage, container execution and supervision...

EUVD-2026-97822

containerd: Unpack DoS via repeated opaque whiteouts...

containerd: Unpack DoS via repeated opaque whiteouts

Impact A vulnerability exists in containerd's layer unpack handler where the processing of certain image layers causes superlinear time complexity. During the unpack operation, specific file configurations within the layer can trigger repeated directory traversals. Consequently, pulling or...

GHSA-RP3H-JF77-Q9P4 containerd: Unpack DoS via repeated opaque whiteouts

Impact A vulnerability exists in containerd's layer unpack handler where the processing of certain image layers causes superlinear time complexity. During the unpack operation, specific file configurations within the layer can trigger repeated directory traversals. Consequently, pulling or...

containerd CRI plugin: Checkpoint restore bypasses destination security context

Impact A vulnerability in containerd's CRI implementation allows a container restored from an untrusted checkpoint via the CreateContainer API to bypass the destination security context and execute with elevated privileges. When restoring a container from a checkpoint archive or annotated OCI...

GHSA-P7V4-VR35-MJ6F containerd CRI plugin: Checkpoint restore bypasses destination security context

Impact A vulnerability in containerd's CRI implementation allows a container restored from an untrusted checkpoint via the CreateContainer API to bypass the destination security context and execute with elevated privileges. When restoring a container from a checkpoint archive or annotated OCI...