[USN-7161-2] Docker vulnerabilities

[Vyom Yadav]

==========================================================================
Ubuntu Security Notice USN-7161-2
February 18, 2025

Docker vulnerabilities
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

Several security issues were fixed in Docker.

Software Description:
- docker.io-app: Linux container runtime
- docker.io: Linux container runtime

Details:

USN-7161-1 fixed CVE-2024-29018 in Ubuntu 24.04 LTS. This update fixes it
in Ubuntu 16.04 LTS and Ubuntu 18.04 LTS.

USN-7161-1 fixed CVE-2024-41110 in Ubuntu 24.10, Ubuntu 24.04 LTS, and
Ubuntu 18.04 LTS. This updates fixes it in Ubuntu 20.04 LTS and
Ubuntu 22.04 LTS.

Original advisory details:

  Yair Zak discovered that Docker could unexpectedly forward DNS requests
  from internal networks in an unexpected manner. An attacker could possibly
  use this issue to exfiltrate data by encoding information in DNS queries
  to controlled nameservers. This issue was only addressed in
  Ubuntu 24.04 LTS. (CVE-2024-29018)

  Cory Snider discovered that Docker did not properly handle authorization
  plugin request processing. An attacker could possibly use this issue to
  bypass authorization controls by forwarding API requests without their
  full body, leading to unauthorized actions. (CVE-2024-41110)

Update instructions:

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

Ubuntu 22.04 LTS
   docker.io                       26.1.3-0ubuntu1~22.04.1+esm1
                                   Available with Ubuntu Pro

Ubuntu 20.04 LTS
   docker.io                       26.1.3-0ubuntu1~20.04.1+esm1
                                   Available with Ubuntu Pro

Ubuntu 18.04 LTS
   docker.io                       20.10.21-0ubuntu1~18.04.3+esm2
                                   Available with Ubuntu Pro

Ubuntu 16.04 LTS
   docker.io                       18.09.7-0ubuntu1~16.04.9+esm2
                                   Available with Ubuntu Pro

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

References:
   https://ubuntu.com/security/notices/USN-7161-2
   https://ubuntu.com/security/notices/USN-7161-1
   CVE-2024-29018, CVE-2024-41110

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