All Vulnerability Reports

USN-5688-1: Libksba vulnerability




VMware Tanzu

Versions Affected

  • Canonical Ubuntu 16.04
  • Canonical Ubuntu 18.04


It was discovered that an integer overflow could be triggered in Libksba when decoding certain data. An attacker could use this issue to cause a denial of service (application crash) or possibly execute arbitrary code. Update Instructions: Run `sudo pro fix USN-5688-1` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: libksba8 - 1.3.3-1ubuntu0.16.04.1+esm1 libksba-dev - 1.3.3-1ubuntu0.16.04.1+esm1 Available with Ubuntu Pro (Infra-only):

CVEs contained in this USN include: CVE-2022-3515

Affected VMware Products and Versions

Severity is high unless otherwise noted.

  • Platform Automation Toolkit
    • 4.0.x versions prior to 4.0.13
    • 4.1.x versions prior to 4.1.13
    • 4.2.x versions prior to 4.2.8
    • 4.3.x versions prior to 4.3.5
  • Tanzu Greenplum for Kubernetes
    • All versions prior to 1.2.0


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
    • 4.0.13
    • 4.1.13
    • 4.2.8
    • 4.3.5
  • Tanzu Greenplum for Kubernetes
    • 1.2.0



2022-12-08: Initial vulnerability report published.