Severity

Medium

Vendor

VMware Tanzu

Versions Affected

• Canonical Ubuntu 16.04
• Canonical Ubuntu 18.04

Description

Matheus Tavares discovered that Git incorrectly handled delay-capable clean/smudge filters when being used on case-insensitive filesystems. A remote attacker could possibly use this issue to execute arbitrary code.

CVEs contained in this USN include: CVE-2021-21300

Affected VMware Products and Versions

Severity is medium unless otherwise noted.

• Platform Automation Toolkit
  • 4.4.x versions prior to 4.4.22
  • 5.0.x versions prior to 5.0.16
• Tanzu Greenplum for Kubernetes
  • All versions prior to 1.4.0
• Isolation Segment
  • 2.7.x versions prior to 2.7.32
  • 2.8.x versions prior to 2.8.26
  • 2.9.x versions prior to 2.9.20
  • 2.10.x versions prior to 2.10.12
• Operations Manager
  • 2.7.x versions prior to 2.7.30
  • 2.8.x versions prior to 2.8.16
  • 2.9.x versions prior to 2.9.18
  • 2.10.x versions prior to 2.10.9
• VMware Tanzu Application Service for VMs
  • 2.7.x versions prior to 2.7.33
  • 2.8.x versions prior to 2.8.27
  • 2.9.x versions prior to 2.9.21
  • 2.10.x versions prior to 2.10.13

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
  • 4.4.22
  • 5.0.16
• Tanzu Greenplum for Kubernetes
  • 1.4.0
• Isolation Segment
  • 2.7.32
  • 2.8.26
  • 2.9.20
  • 2.10.12
  • 2.11.0
• Operations Manager
  • 2.7.30
  • 2.8.16
  • 2.9.18
  • 2.10.9
• VMware Tanzu Application Service for VMs
  • 2.7.33
  • 2.8.27
  • 2.9.21
  • 2.10.13
  • 2.11.0

References

• https://people.canonical.com/~ubuntu-security/cve/CVE-2021-21300
• https://ubuntu.com/security/notices/USN-4761-1
• https://cloudfoundry.org/blog/usn-4761-1

History

2021-09-13: Initial vulnerability report published.