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USN-4845-1: libcgroup vulnerability

15 March 2021

libcgroup could be made to expose sensitive information.

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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.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 18.04
Ubuntu 16.04
Ubuntu 14.04

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

References

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Further reading