USN-5137-1: Linux kernel vulnerabilities | Cloud Foundry

Severity

Medium

Vendor

Canonical Ubuntu

Versions Affected

• Canonical Ubuntu 18.04

Description

Several security issues were fixed in the Linux kernel.

CVEs contained in this USN include: CVE-2021-3428, CVE-2021-34556, CVE-2021-35477, CVE-2021-3739, CVE-2021-3743, CVE-2021-3753, CVE-2021-3759, CVE-2019-19449, CVE-2020-36385.

Affected Cloud Foundry Products and Versions

Severity is medium unless otherwise noted.

• Bionic Stemcells
  • 1.x versions prior to 1.41
  • All other stemcells not listed.

Mitigation

Users of affected products are strongly encouraged to follow the mitigations below. The Cloud Foundry project recommends upgrading the following releases:

• Bionic Stemcells
  • Upgrade 1.x versions to 1.41 or greater
  • All other stemcells should be upgraded to the latest version available on bosh.io.

References

• USN Notice
• CVE-2021-3428
• CVE-2021-34556
• CVE-2021-35477
• CVE-2021-3739
• CVE-2021-3743
• CVE-2021-3753
• CVE-2021-3759
• CVE-2019-19449
• CVE-2020-36385

History

2022-01-20: Initial vulnerability report published.