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Security Advisory

USN-6360-1: FLAC vulnerability

USN-6360-1: FLAC vulnerability




Canonical Ubuntu

Versions Affected

  • Canonical Ubuntu 22.04


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. Update Instructions: Run `sudo pro fix USN-6360-1` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: libflac-doc – 1.3.3-1ubuntu0.2 libflac-dev – 1.3.3-1ubuntu0.2 libflac++-dev – 1.3.3-1ubuntu0.2 flac – 1.3.3-1ubuntu0.2 libflac++6v5 – 1.3.3-1ubuntu0.2 libflac8 – 1.3.3-1ubuntu0.2 No subscription required

CVEs contained in this USN include: CVE-2020-22219.

Affected Cloud Foundry Products and Versions

Severity is medium unless otherwise noted.

  • cflinuxfs4
    • All versions prior to 1.34.0
  • CF Deployment
    • All versions prior to 32.9.0


Users of affected products are strongly encouraged to follow the mitigations below.

The Cloud Foundry project recommends upgrading the following releases:

  • cflinuxfs4
    • Upgrade all versions to 1.34.0 or greater
  • CF Deployment
    • Upgrade all versions to 32.9.0 or greater


2023-10-05: Initial vulnerability report published.

Cloud Foundry Foundation Security Team Profile Image

Cloud Foundry Foundation Security Team, AUTHOR