Race Condition Enabling Link Following

Overview github.com/opencontainers/runc/libcontainer is a package for a modern container runtime. Affected versions of this package are vulnerable to Race Condition Enabling Link Following due to insufficient checks when bind-mounting /dev/pts/$n to /dev/console inside the container. An attacker...

CVE-2021-21432

Vela is a Pipeline Automation CI/CD framework built on Linux container technology written in Golang. An authentication mechanism added in version 0.7.0 enables some malicious user to obtain secrets utilizing the injected credentials within the /.netrc file. Refer to the referenced GitHub Security...

Medium: docker

Issue Overview: A flaw was found in Docker when it creates network bridges that accept IPv6 router advertisements by default. This flaw allows an attacker who can execute code in a container to possibly spoof rogue IPv6 router advertisements to perform a man-in-the-middle MitM attack against the...

runc: file descriptor leak

A file descriptor leak issue was found in the runc package. While a user performs OCLOEXEC all file descriptors before executing the container code, the file descriptor is open when performing setcwd2, which means that the reference can be kept alive in the container by configuring the working...

buildah: Buildah allows arbitrary directory mount

A vulnerability was found in Buildah. Cache mounts do not properly validate that user-specified paths for the cache are within our cache directory, allowing a RUN instruction in a Container file to mount an arbitrary directory from the host read/write into the container as long as those files can...