Severity

medium

Vendor

VMware Tanzu

Versions Affected

• Canonical Ubuntu 18.04

Description

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-5378-1` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: gzip - 1.6-5ubuntu1.2 gzip-win32 - 1.6-5ubuntu1.2 No subscription required

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

Affected VMware Products and Versions

Severity is medium unless otherwise noted.

• Platform Automation Toolkit
  • 4.4.x versions prior to 4.4.29
  • 5.0.x versions prior to 5.0.22
• Isolation Segment
  • 2.7.x versions prior to 2.7.44
  • 2.10.x versions prior to 2.10.24
  • 2.11.x versions prior to 2.11.13
  • 2.12.x versions prior to 2.12.7
• VMware Tanzu Application Service for VMs
  • 2.7.x versions prior to 2.7.49
  • 2.10.x versions prior to 2.10.31
  • 2.11.x versions prior to 2.11.19
  • 2.12.x versions prior to 2.12.12
  • 2.13.x versions prior to 2.13.4

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:

• Platform Automation Toolkit
  • 4.4.29
  • 5.0.22
• Isolation Segment
  • 2.7.44
  • 2.10.24
  • 2.11.13
  • 2.12.7
• VMware Tanzu Application Service for VMs
  • 2.7.49
  • 2.10.31
  • 2.11.19
  • 2.12.12
  • 2.13.4

References

• https://ubuntu.com/security/CVE-2022-1271
• https://ubuntu.com/security/notices/USN-5378-1
• https://cloudfoundry.org/blog/usn-5378-1

History

2022-12-08: Initial vulnerability report published.