1. Ubuntu Security Notices
  2. USN-6619-1

USN-6619-1: runC vulnerability

Publication date

31 January 2024

Overview

runC could be made to expose sensitive information or allow to escape contianers.

Releases

Packages

  • runc - Open Container Project

Details

Rory McNamara discovered that runC did not properly manage internal file
descriptor while managing containers. An attacker could possibly use this
issue to obtain sensitive information or bypass container restrictions.

Rory McNamara discovered that runC did not properly manage internal file
descriptor while managing containers. An attacker could possibly use this
issue to obtain sensitive information or bypass container restrictions.

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
23.10 mantic runc –  1.1.7-0ubuntu2.2
22.04 jammy runc –  1.1.7-0ubuntu1~22.04.2
20.04 focal runc –  1.1.7-0ubuntu1~20.04.2
18.04 bionic runc –  1.1.4-0ubuntu1~18.04.2+esm1  

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References

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