USN-6853-1: Ruby vulnerability | Cloud Foundry

Severity

Medium

Vendor

Canonical Ubuntu

Versions Affected

• Canonical Ubuntu 22.04

Description

It was discovered that Ruby incorrectly handled the ungetbyte and ungetc methods. A remote attacker could use this issue to cause Ruby to crash, resulting in a denial of service, or possibly obtain sensitive information. Update Instructions: Run sudo pro fix USN-6853-1 to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: libruby2.7 – 2.7.0-5ubuntu1.14 ruby2.7 – 2.7.0-5ubuntu1.14 ruby2.7-dev – 2.7.0-5ubuntu1.14 ruby2.7-doc – 2.7.0-5ubuntu1.14 No subscription required

CVEs contained in this USN include: CVE-2024-27280.

Affected Cloud Foundry Products and Versions

Severity is medium unless otherwise noted.

• cflinuxfs4
  • All versions prior to 1.0.0
• CF Deployment
  • All versions prior to 1.9.0

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 1.0.0 or greater
• CF Deployment
  • Upgrade all versions to 1.9.0 or greater

References

• USN Notice
• CVE-2024-27280

History

2024-07-25: Initial vulnerability report published.