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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4 December 2019

USN-4182-2 introduced a regression in the Intel Microcode for some Skylake processors.

  • Ubuntu 14.04 LTS

3 December 2019

postgresql-common could be made to create arbitrary directories.

  • Ubuntu 14.04 LTS

CVE ID

CVE-2019-3466


3 December 2019

Several security issues were fixed in the Linux kernel.

  • Ubuntu 14.04 LTS

27 November 2019

NSS could be made to crash or run programs if it received specially crafted input.

  • Ubuntu 14.04 LTS,
  • 12.04

14 November 2019

Several security issues were fixed in QEMU.

  • Ubuntu 14.04 LTS

13 November 2019

Several security issues were fixed in the Linux kernel.

  • Ubuntu 14.04 LTS

13 November 2019

The system could be made to expose sensitive information.

  • Ubuntu 14.04 LTS

13 November 2019

Several security issues were fixed in the Linux kernel.

  • Ubuntu 14.04 LTS

12 November 2019

Several security issues were fixed in Intel Microcode.

  • Ubuntu 14.04 LTS

6 November 2019

GNU cpio could be used to privilege escalation if it received a specially crafted input.

  • Ubuntu 19.10 ,
  • 19.04 ,
  • 18.04 LTS,
  • 16.04 LTS,
  • 14.04 LTS,
  • 12.04


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