1. Ubuntu Security Notices
  2. USN-4845-1

USN-4845-1: libcgroup vulnerability

Publication date

15 March 2021

Overview

libcgroup could be made to expose sensitive information.

Releases

Packages

  • libcgroup - Control and monitor control groups

Details

It was discovered that libcgroup incorrectly handled log file permissions.
An attacker could possibly use this issue to obtain sensitive information.

It was discovered that libcgroup incorrectly handled log file permissions.
An attacker could possibly use this issue to obtain sensitive information.

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
18.04 bionic libcgroup-dev –  0.41-8ubuntu2+esm1  
libpam-cgroup –  0.41-8ubuntu2+esm1  
libcgroup1 –  0.41-8ubuntu2+esm1  
cgroup-tools –  0.41-8ubuntu2+esm1  
cgroup-bin –  0.41-8ubuntu2+esm1  
16.04 xenial libcgroup-dev –  0.41-7ubuntu1+esm1  
libpam-cgroup –  0.41-7ubuntu1+esm1  
libcgroup1 –  0.41-7ubuntu1+esm1  
cgroup-tools –  0.41-7ubuntu1+esm1  
cgroup-bin –  0.41-7ubuntu1+esm1  
14.04 trusty libcgroup-dev –  0.38-1ubuntu2+esm1  
libpam-cgroup –  0.38-1ubuntu2+esm1  
libcgroup1 –  0.38-1ubuntu2+esm1  
cgroup-bin –  0.38-1ubuntu2+esm1  

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References

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