Severity

medium

Vendor

VMware Tanzu

Versions Affected

• Canonical Ubuntu 16.04

Description

USN-5378-2 fixed a vulnerability in XZ Utils. This update provides the corresponding update for Ubuntu 14.04 ESM and 16.04 ESM. Original advisory details: Cleemy Desu Wayo discovered that Gzip incorrectly handled certain filenames. If a user or automated system were tricked into performing zgrep operations with specially crafted filenames, a remote attacker could overwrite arbitrary files. Update Instructions: Run `sudo ua fix USN-5378-3` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: liblzma5 - 5.1.1alpha+20120614-2ubuntu2.16.04.1+esm1 liblzma-doc - 5.1.1alpha+20120614-2ubuntu2.16.04.1+esm1 liblzma-dev - 5.1.1alpha+20120614-2ubuntu2.16.04.1+esm1 xz-utils - 5.1.1alpha+20120614-2ubuntu2.16.04.1+esm1 xzdec - 5.1.1alpha+20120614-2ubuntu2.16.04.1+esm1 Available with UA Infra or UA Desktop: https://ubuntu.com/advantage

CVEs contained in this USN include: CVE-2022-1271

Affected VMware Products and Versions

Severity is medium 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 456.261
  • 2.8.x versions with Xenial Stemcells prior to 621.236
  • 2.9.x versions with Xenial Stemcells prior to 621.236
  • 2.10.x versions with Xenial Stemcells prior to 621.236
  • 2.11.x versions with Xenial Stemcells prior to 621.236
  • 2.12.x versions with Xenial Stemcells prior to 621.236
• Operations Manager
  • 2.9.x versions prior to 2.9.38
  • 2.10.x versions prior to 2.10.39
• VMware Tanzu Application Service for VMs
  • 2.7.x versions with Xenial Stemcells prior to 456.261
  • 2.8.x versions with Xenial Stemcells prior to 621.236
  • 2.9.x versions with Xenial Stemcells prior to 621.236
  • 2.10.x versions with Xenial Stemcells prior to 621.236
  • 2.11.x versions with Xenial Stemcells prior to 621.236
  • 2.12.x versions with Xenial Stemcells prior to 621.236

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 456.261 or greater
  • 2.8.x: Upgrade Xenial Stemcells to 621.236 or greater
  • 2.9.x: Upgrade Xenial Stemcells to 621.236 or greater
  • 2.10.x: Upgrade Xenial Stemcells to 621.236 or greater
  • 2.11.x: Upgrade Xenial Stemcells to 621.236 or greater
  • 2.12.x: Upgrade Xenial Stemcells to 621.236 or greater
• Operations Manager
  • 2.9.38
  • 2.10.39
• VMware Tanzu Application Service for VMs
  • 2.7.x: Upgrade Xenial Stemcells to 456.261 or greater
  • 2.8.x: Upgrade Xenial Stemcells to 621.236 or greater
  • 2.9.x: Upgrade Xenial Stemcells to 621.236 or greater
  • 2.10.x: Upgrade Xenial Stemcells to 621.236 or greater
  • 2.11.x: Upgrade Xenial Stemcells to 621.236 or greater
  • 2.12.x: Upgrade Xenial Stemcells to 621.236 or greater

References

• https://ubuntu.com/security/CVE-2022-1271
• https://ubuntu.com/security/notices/USN-5378-3
• https://cloudfoundry.org/blog/usn-5378-3

History

2022-07-25: Initial vulnerability report published.