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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9 February 2023

Several security issues were fixed in the Linux kernel.

  • Ubuntu 22.04 LTS

9 February 2023

The system could be made to crash or run programs as an administrator.

  • Ubuntu 22.04 LTS

CVE ID

CVE-2023-0179


9 February 2023

Several security issues were fixed in the Linux kernel.

  • Ubuntu 22.04 LTS

9 February 2023

Several security issues were fixed in ImageMagick.

  • Ubuntu 18.04 LTS

9 February 2023

Several security issues were fixed in the Linux kernel.

  • Ubuntu 18.04 LTS

9 February 2023

Several security issues were fixed in the Linux kernel.

  • Ubuntu 20.04 LTS,
  • 18.04 LTS

9 February 2023

OpenStack Swift could be made to expose sensitive information over the network.

  • Ubuntu 22.10 ,
  • 22.04 LTS,
  • 20.04 LTS

9 February 2023

Several security issues were fixed in the Linux kernel.

  • Ubuntu 22.04 LTS,
  • 20.04 LTS

9 February 2023

Nova could be made to expose sensitive information.

  • Ubuntu 18.04 LTS

9 February 2023

Several security issues were fixed in the Linux kernel.

  • Ubuntu 22.10


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