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USN-6360-2: FLAC vulnerability

22 September 2023

FLAC could be made to crash or run programs as your login if it opened a specially crafted file.

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Releases

Packages

  • flac - Free Lossless Audio Codec

Details

USN-6360-1 fixed a vulnerability in FLAC. This update provides the
corresponding update for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, and
Ubuntu 18.04 LTS.

Original advisory details:

It was discovered that FLAC incorrectly handled encoding certain files. A
remote attacker could use this issue to cause FLAC to crash, resulting in a
denial of service, or possibly execute arbitrary code.

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

Related notices

  • USN-6360-1: libflac++6v5, libflac++-dev, libflac8, libflac-doc, libflac-dev, flac