Severity

Medium

Vendor

Canonical Ubuntu

Versions Affected

• Canonical Ubuntu 18.04
• Canonical Ubuntu 22.04

Description

It was discovered that Vim makes illegal memory calls when pasting brackets in Ex mode. An attacker could possibly use this to crash Vim, access or modify memory, or execute arbitrary commands. This issue affected only Ubuntu 20.04 and 22.04 (CVE-2022-0392) It was discovered that Vim makes illegal memory calls when making certain retab calls. An attacker could possibly use this to crash Vim, access or modify memory, or execute arbitrary commands. (CVE-2022-0417) Update Instructions: Run sudo pro fix USN-5801-1 to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: vim-common – 2:8.1.2269-1ubuntu5.11 vim-athena – 2:8.1.2269-1ubuntu5.11 xxd – 2:8.1.2269-1ubuntu5.11 vim-gtk – 2:8.1.2269-1ubuntu5.11 vim-gui-common – 2:8.1.2269-1ubuntu5.11 vim – 2:8.1.2269-1ubuntu5.11 vim-doc – 2:8.1.2269-1ubuntu5.11 vim-tiny – 2:8.1.2269-1ubuntu5.11 vim-runtime – 2:8.1.2269-1ubuntu5.11 vim-gtk3 – 2:8.1.2269-1ubuntu5.11 vim-nox – 2:8.1.2269-1ubuntu5.11 No subscription required

CVEs contained in this USN include: CVE-2022-0392, CVE-2022-0417.

Affected Cloud Foundry Products and Versions

Severity is medium unless otherwise noted.

• Bionic Stemcells
  • 1.x versions prior to 1.171
  • All other stemcells not listed.
• cflinuxfs3
  • All versions prior to 0.350.0
• Jammy Stemcells
  • 1.x versions prior to 1.80
  • All other stemcells not listed.
• CF Deployment
  • All versions prior to 25.0.0, or later versions with Bionic Stemcells prior to 1.171 or Jammy Stemcells prior to 1.80

Mitigation

Users of affected products are strongly encouraged to follow the mitigations below.

The Cloud Foundry project recommends upgrading the following releases:

• Bionic Stemcells
  • Upgrade 1.x versions to 1.171 or greater
  • All other stemcells should be upgraded to the latest version available on bosh.io.
• cflinuxfs3
  • Upgrade all versions to 0.350.0 or greater
• Jammy Stemcells
  • Upgrade 1.x versions to 1.80 or greater
  • All other stemcells should be upgraded to the latest version available on bosh.io.
• CF Deployment
  • Upgrade all versions to 25.0.0 or greater, upgrade Bionic Stemcells to 1.171 or greater, and upgrade Jammy Stemcells to 1.80 or greater

References

• USN Notice
• CVE-2022-0392
• CVE-2022-0417

History

2023-01-26: Initial vulnerability report published.