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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2 July 2018

Several security issues were fixed in the Linux kernel.

  • Ubuntu 14.04

28 June 2018

NASM could be made to crash or run programs if it opened a specially crafted file.

  • Ubuntu 14.04

27 June 2018

Several security issues were fixed in JasPer.

  • Ubuntu 16.04 ,
  • 14.04

26 June 2018

Several security issues were fixed in OpenSSL.

  • Ubuntu 18.04 LTS,
  • 17.10 ,
  • 16.04 ,
  • 14.04

21 June 2018

Several security issues were fixed in OpenJDK 7.

  • Ubuntu 14.04

20 June 2018

The system could be made to expose sensitive information.

  • Ubuntu 18.04 LTS,
  • 17.10 ,
  • 16.04 ,
  • 14.04

CVE ID

CVE-2017-5715


19 June 2018

Libgcrypt could be made to expose sensitive information.

  • Ubuntu 18.04 LTS,
  • 17.10 ,
  • 16.04 ,
  • 14.04

CVE ID

CVE-2018-0495


15 June 2018

GnuPG 2 could be made to present validity information incorrectly.

  • Ubuntu 16.04 ,
  • 14.04

14 June 2018

Several security issues were fixed in file.

  • Ubuntu 18.04 LTS,
  • 17.10 ,
  • 16.04 ,
  • 14.04

13 June 2018

Several security issues were fixed in Ruby.

  • Ubuntu 17.10 ,
  • 16.04 ,
  • 14.04


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