vulnerability
Gentoo Linux: CVE-2021-30465: runC: Container breakout
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 6 | (AV:N/AC:M/Au:S/C:P/I:P/A:P) | May 27, 2021 | Jul 12, 2021 | Aug 13, 2025 |
Severity
6
CVSS
(AV:N/AC:M/Au:S/C:P/I:P/A:P)
Published
May 27, 2021
Added
Jul 12, 2021
Modified
Aug 13, 2025
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.
Solution
gentoo-linux-upgrade-app-emulation-runc
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