PHP Vulnerability Responses by Company

Canonical Ltd.

Global cloud / infrastructure
Aliases / services
カノニカル / Ubuntu / Ubuntu Pro / Canonical / Canonical Ltd.
Official website
https://canonical.com/
Sources identifying the operating company

Each response applies only to its stated service scope. “Not listed” does not mean unpatched or unaffected.

Response status by service

Ubuntu official PHP packages (22.04 / 24.04 / 26.04 / 26.10)

Response status
Fixed packages released
Response information checked
2026-10-27

Current re-audit: Official response verified · Research date: 2026-10-27

Provides Ubuntu and enterprise support.

USN-8948-1 announces fixed PHP packages for Ubuntu 22.04/24.04/26.04/26.10.

Scope: Applies to Ubuntu packages in USN-8948-1, not custom builds or third-party repositories. Older Pro releases are a separate scope.

What users should do

Install the corrected distribution packages and restart affected PHP services. Verify the full revision against the USN.

Official service URL

Source URLs

  1. USN-8948-1: PHP vulnerabilitieshttps://ubuntu.com/security/notices/USN-8948-1Response evidence
  2. https://ubuntu.com/security/notices/USN-8948-2https://ubuntu.com/security/notices/USN-8948-2Service and operation documentation
  3. https://ubuntu.com/blog/php2shell-vulnerability-fixes-availablehttps://ubuntu.com/blog/php2shell-vulnerability-fixes-availableService and operation documentation

Ubuntu Pro / Legacy Support PHP (14.04–20.04 LTS)

Response status
Fixed packages with required coverage
Response information checked
2026-10-27

Current re-audit: Official response verified · Research date: 2026-10-27

18.04/20.04 fixes require Pro;14.04/16.04 require Pro plus Legacy Support.

Scope: Official older-LTS Ubuntu packages only; verify custom builds and external repositories separately.

What users should do

Enable the appropriate repository/coverage, install the USN-8948-2 packages and restart PHP services.

Source URLs

  1. https://ubuntu.com/security/notices/USN-8948-2https://ubuntu.com/security/notices/USN-8948-2Response evidence
Related official sources
  1. USN-8948-1: PHP vulnerabilitiesOfficial notice

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