Severity

medium

Vendor

VMware Tanzu

Versions Affected

• Canonical Ubuntu 18.04
• Canonical Ubuntu 22.04

Description

Matthieu Barjole and Victor Cutillas discovered that Sudo incorrectly handled user-specified editors when using the sudoedit command. A local attacker that has permission to use the sudoedit command could possibly use this issue to edit arbitrary files. (CVE-2023-22809) It was discovered that the Protobuf-c library, used by Sudo, incorrectly handled certain arithmetic shifts. An attacker could possibly use this issue to cause Sudo to crash, resulting in a denial of service. This issue only affected Ubuntu 22.04 LTS. (CVE-2022-33070) Update Instructions: Run `sudo pro fix USN-5811-1` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: sudo-ldap - 1.8.21p2-3ubuntu1.5 sudo - 1.8.21p2-3ubuntu1.5 No subscription required

CVEs contained in this USN include: CVE-2022-33070, CVE-2023-22809

Affected VMware Products and Versions

Severity is medium unless otherwise noted.

• Isolation Segment
  • 2.11.x versions prior to 2.11.29
  • 2.12.x versions prior to 2.12.19
  • 2.13.x versions prior to 2.13.14
  • 3.0.x versions prior to 3.0.7, or later versions with Jammy Stemcells prior to 1.80
• Operations Manager
  • 3.0.x versions prior to 3.0.4
• VMware Tanzu Application Service for VMs
  • 2.11.x versions prior to 2.11.35
  • 2.12.x versions prior to 2.12.24
  • 2.13.x versions prior to 2.13.17
  • 3.0.x versions prior to 3.0.7, or later versions with Jammy Stemcells prior to 1.80

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:

• Isolation Segment
  • 2.11.29
  • 2.12.19
  • 2.13.14
  • 3.0.7, and upgrade Jammy Stemcells to 1.80 or greater
• Operations Manager
  • 3.0.4
• VMware Tanzu Application Service for VMs
  • 2.11.35
  • 2.12.24
  • 2.13.17
  • 3.0.7, and upgrade Jammy Stemcells to 1.80 or greater

References

• https://ubuntu.com/security/CVE-2022-33070
• https://ubuntu.com/security/CVE-2023-22809
• https://ubuntu.com/security/notices/USN-5811-1
• https://cloudfoundry.org/blog/usn-5811-1

History

2023-04-13: Initial vulnerability report published.