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Ubuntu 23.10 USN-6619-1 Faces Critical RunC Security Vulnerability Alert

ubuntu
Calendar Grey January 31, 2024
Dist Ubuntu Esm H88
Ubuntu Security Notice USN-6619-1 January 31, 2024 runc vulnerability A security issue affects these
runC could be made to expose sensitive information or allow to escape contianers.

Summary

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

contianers.

Software Description:

- 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.

Topics%20covered

Topics Covered

security advisory critical Ubuntu sensitive information container escape

Update Instructions

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

Ubuntu 23.10:
  runc                            1.1.7-0ubuntu2.2

Ubuntu 22.04 LTS:
  runc                            1.1.7-0ubuntu1~22.04.2

Ubuntu 20.04 LTS:
  runc                            1.1.7-0ubuntu1~20.04.2

Ubuntu 18.04 LTS (Available with Ubuntu Pro):
  runc                            1.1.4-0ubuntu1~18.04.2+esm1

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

References

https://ubuntu.com/security/notices/USN-6619-1

CVE-2024-21626

Severity
critical
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-6619-1

Topics%20covered

Topics Covered

security advisory critical Ubuntu sensitive information container escape

Package Information

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