Severity

Medium

Vendor

Canonical Ubuntu

Versions Affected

• Canonical Ubuntu 22.04

Description

It was discovered that json-c incorrectly handled certain JSON files. An attacker could possibly use this issue to cause a crash or execute arbitrary code. Update Instructions: Run sudo pro fix USN-6310-1 to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: libjson-c-doc – 0.15-3~ubuntu1.22.04.2 libjson-c-dev – 0.15-3~ubuntu1.22.04.2 libjson-c5 – 0.15-3~ubuntu1.22.04.2 No subscription required

CVEs contained in this USN include: CVE-2021-32292.

Affected Cloud Foundry Products and Versions

Severity is medium unless otherwise noted.

• cflinuxfs4
  • All versions prior to 1.32.0
• Jammy Stemcells
  • 1.x versions prior to 1.222
  • All other stemcells not listed.
• CF Deployment
  • All versions with Jammy Stemcells prior to 1.222

Mitigation

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 1.32.0 or greater
• Jammy Stemcells
  • Upgrade 1.x versions to 1.222 or greater
  • All other stemcells should be upgraded to the latest version available on bosh.io.
• CF Deployment
  • For all versions, upgrade Jammy Stemcells to 1.222 or greater

References

• USN Notice
• CVE-2021-32292

History

2023-10-05: Initial vulnerability report published.