Ubuntu Security Notices

Developers issue an Ubuntu Security Notice when a security issue is fixed in an official Ubuntu package. You can find additional guidance for high-profile vulnerabilities in the Ubuntu Vulnerability Knowledge Base section.

To report a security vulnerability in an Ubuntu package, please contact the Security Team.

The Security Team also produces OVAL files for each Ubuntu release. These are an industry-standard machine-readable format dataset that contain details of all known security vulnerabilities and fixes relevant to the Ubuntu release, and can be used to determine whether a particular patch is appropriate. OVAL files can also be used to audit a system to check whether the latest security fixes have been applied.

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22 April 2020

Several security issues were fixed in OpenJDK.

  • Ubuntu 19.10 ,
  • 18.04 LTS,
  • 16.04 LTS

21 April 2020

Several security issues were fixed in Python.

  • Ubuntu 19.10 ,
  • 18.04 LTS,
  • 16.04 LTS,
  • 14.04 LTS,
  • 12.04

21 April 2020

Git could be made to expose sensitive information.

  • Ubuntu 19.10 ,
  • 18.04 LTS,
  • 16.04 LTS

20 April 2020

File Roller could be made to expose sensitive information.

  • Ubuntu 19.10 ,
  • 18.04 LTS,
  • 16.04 LTS

20 April 2020

Several security issues were fixed in WebKitGTK+.

  • Ubuntu 19.10 ,
  • 18.04 LTS


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Expanded Security Maintenance

Canonical is offering Ubuntu Expanded Security Maintenance (ESM) for security fixes and essential packages.