Severity

medium

Vendor

VMware Tanzu

Versions Affected

• Canonical Ubuntu 18.04
• Canonical Ubuntu 22.04

Description

Matt Caswell discovered that OpenSSL incorrectly handled certain ASN.1 object identifiers. A remote attacker could possibly use this issue to cause OpenSSL to consume resources, resulting in a denial of service. (CVE-2023-2650) Anton Romanov discovered that OpenSSL incorrectly handled AES-XTS cipher decryption on 64-bit ARM platforms. An attacker could possibly use this issue to cause OpenSSL to crash, resulting in a denial of service. This issue only affected Ubuntu 22.04 LTS, Ubuntu 22.10, and Ubuntu 23.04. (CVE-2023-1255) Update Instructions: Run `sudo pro fix USN-6119-1` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: libssl1.0.0 - 1.0.2n-1ubuntu5.13 libssl1.0-dev - 1.0.2n-1ubuntu5.13 openssl1.0 - 1.0.2n-1ubuntu5.13 No subscription required libssl-dev - 1.1.1-1ubuntu2.1~18.04.23 openssl - 1.1.1-1ubuntu2.1~18.04.23 libssl-doc - 1.1.1-1ubuntu2.1~18.04.23 libssl1.1 - 1.1.1-1ubuntu2.1~18.04.23 No subscription required

CVEs contained in this USN include: CVE-2023-1255, CVE-2023-2650

Affected VMware Products and Versions

Severity is medium unless otherwise noted.

• Platform Automation Toolkit
  • 4.4.x versions prior to 4.4.32
  • 5.0.x versions prior to 5.0.25
  • 5.1.x versions prior to 5.1.2
• Isolation Segment
  • 2.11.x versions prior to 2.11.36
  • 2.13.x versions prior to 2.13.21
  • 3.0.x versions prior to 3.0.14, or later versions with Jammy Stemcells prior to 1.125
  • 4.0.x versions prior to 4.0.5, or later versions with Jammy Stemcells prior to 1.125
• Operations Manager
  • 3.0.x versions prior to 3.0.11+LTS-T
• VMware Tanzu Application Service for VMs
  • 2.11.x versions prior to 2.11.42
  • 2.13.x versions prior to 2.13.24
  • 3.0.x versions prior to 3.0.14, or later versions with Jammy Stemcells prior to 1.125
  • 4.0.x versions prior to 4.0.5, or later versions with Jammy Stemcells prior to 1.125

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
  • 4.4.32
  • 5.0.25
  • 5.1.2
• Isolation Segment
  • 2.11.36
  • 2.13.21
  • 3.0.14, and upgrade Jammy Stemcells to 1.125 or greater
  • 4.0.5, and upgrade Jammy Stemcells to 1.125 or greater
• Operations Manager
  • 3.0.11+LTS-T
• VMware Tanzu Application Service for VMs
  • 2.11.42
  • 2.13.24
  • 3.0.14, and upgrade Jammy Stemcells to 1.125 or greater
  • 4.0.5, and upgrade Jammy Stemcells to 1.125 or greater

References

• https://ubuntu.com/security/CVE-2023-1255
• https://ubuntu.com/security/CVE-2023-2650
• https://ubuntu.com/security/notices/USN-6119-1

History

2023-09-01: Initial vulnerability report published.