Severity

high

Vendor

VMware Tanzu

Versions Affected

• Canonical Ubuntu 16.04

Description

USN-5013-1 fixed several vulnerabilities in systemd. This update provides the corresponding update for Ubuntu 16.04 ESM.

Original advisory details:

It was discovered that systemd incorrectly handled certain mount paths. A local attacker could possibly use this issue to cause systemd to crash, resulting in a denial of service. (CVE-2021-33910)

Mitchell Frank discovered that systemd incorrectly handled DHCP FORCERENEW packets. A remote attacker could possibly use this issue to reconfigure servers. (CVE-2020-13529)

CVEs contained in this USN include: CVE-2020-13529, CVE-2021-33910

Affected VMware Products and Versions

Severity is high unless otherwise noted.

• Tanzu Greenplum for Kubernetes
  • All versions prior to 2.0.0
• Isolation Segment
  • 2.7.x versions with Xenial Stemcells prior to 456.169
  • 2.8.x versions with Xenial Stemcells prior to 621.135
  • 2.9.x versions with Xenial Stemcells prior to 621.135
  • 2.10.x versions with Xenial Stemcells prior to 621.135
  • 2.11.x versions with Xenial Stemcells prior to 621.135
• Operations Manager
  • 2.9.x versions prior to 2.9.21
  • 2.10.x versions prior to 2.10.16
• VMware Tanzu Application Service for VMs
  • 2.7.x versions with Xenial Stemcells prior to 456.169
  • 2.8.x versions with Xenial Stemcells prior to 621.135
  • 2.9.x versions with Xenial Stemcells prior to 621.135
  • 2.10.x versions with Xenial Stemcells prior to 621.135
  • 2.11.x versions with Xenial Stemcells prior to 621.135
  • 2.12.x versions with Xenial Stemcells prior to 621.135

Mitigation

Users of affected products are strongly encouraged to follow the mitigation below. On the Tanzu Network product page for each release, check the Depends On section and/or Release Notes for this information. Releases that have fixed this issue include:

• Tanzu Greenplum for Kubernetes
  • 2.0.0
• Isolation Segment
  • 2.7.x: Upgrade Xenial Stemcells to 456.169 or greater
  • 2.8.x: Upgrade Xenial Stemcells to 621.135 or greater
  • 2.9.x: Upgrade Xenial Stemcells to 621.135 or greater
  • 2.10.x: Upgrade Xenial Stemcells to 621.135 or greater
  • 2.11.x: Upgrade Xenial Stemcells to 621.135 or greater
• Operations Manager
  • 2.9.21
  • 2.10.16
• VMware Tanzu Application Service for VMs
  • 2.7.x: Upgrade Xenial Stemcells to 456.169 or greater
  • 2.8.x: Upgrade Xenial Stemcells to 621.135 or greater
  • 2.9.x: Upgrade Xenial Stemcells to 621.135 or greater
  • 2.10.x: Upgrade Xenial Stemcells to 621.135 or greater
  • 2.11.x: Upgrade Xenial Stemcells to 621.135 or greater
  • 2.12.x: Upgrade Xenial Stemcells to 621.135 or greater

References

• https://people.canonical.com/~ubuntu-security/cve/CVE-2020-13529
• https://people.canonical.com/~ubuntu-security/cve/CVE-2021-33910
• https://ubuntu.com/security/notices/USN-5013-2

History

2021-12-09: Initial vulnerability report published.