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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26 February 2018

sensible-utils could be made to run programs as your login if it opened a malicious URL.

  • Ubuntu 17.10 ,
  • 16.04 LTS,
  • 14.04 LTS

22 February 2018

Several security issues were fixed in the Linux kernel.

  • Ubuntu 16.04 LTS

22 February 2018

Several security issues were fixed in the Linux kernel.

  • Ubuntu 16.04 LTS

21 February 2018

LibreOffice would allow unintended access to files over the network.

  • Ubuntu 17.10 ,
  • 16.04 LTS,
  • 14.04 LTS

CVE ID

CVE-2018-6871


21 February 2018

CUPS could be made to provide access to printers over the network.

  • Ubuntu 16.04 LTS,
  • 14.04 LTS

20 February 2018

Several security issues were fixed in libvirt.

  • Ubuntu 17.10 ,
  • 16.04 LTS,
  • 14.04 LTS

20 February 2018

Several security issues were fixed in QEMU.

  • Ubuntu 17.10 ,
  • 16.04 LTS,
  • 14.04 LTS

16 February 2018

Several security issues were fixed in Quagga.

  • Ubuntu 17.10 ,
  • 16.04 LTS,
  • 14.04 LTS

14 February 2018

Several security issues were fixed in Erlang.

  • Ubuntu 17.10 ,
  • 16.04 LTS,
  • 14.04 LTS

14 February 2018

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

  • Ubuntu 17.10 ,
  • 16.04 LTS,
  • 14.04 LTS

CVE ID

CVE-2018-1056



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