CVE-2023-27561 Information

Description

runc through 1.1.4 has Incorrect Access Control leading to Escalation of Privileges related to libcontainer/rootfs_linux.go. To exploit this an attacker must be able to spawn two containers with custom volume-mount configurations and be able to run custom images. NOTE: this issue exists because of a CVE-2019-19921 regression.

Reference

https://github.com/opencontainers/runc/issues/3751 https://gist.github.com/LiveOverflow/c937820b688922eb127fb760ce06dab9 https://github.com/opencontainers/runc/issues/2197#issuecomment-1437617334