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CVE-2021-30465

Description

runc before 1.0.0-rc95 allows a Container Filesystem Breakout via Directory Traversal. To exploit the vulnerability, an attacker must be able to create multiple containers with a fairly specific mount configuration. The problem occurs via a symlink-exchange attack that relies on a race condition.


Affected Software


CPE Name Name Version
linuxfoundation:runc linuxfoundation runc 1.0.0
linuxfoundation:runc linuxfoundation runc 0.1.1
fedoraproject:fedora fedoraproject fedora 33
fedoraproject:fedora fedoraproject fedora 34

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