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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141 - 150 of 881 results

15 May 2014

Dovecot could be made to stop responding if it received specially crafted network traffic.

  • Ubuntu 14.04 LTS,
  • 13.10 ,
  • 12.10 ,
  • 12.04 ,
  • 10.04

CVE ID

CVE-2014-3430


15 May 2014

Django applications could be made to expose sensitive information over the network.

  • Ubuntu 14.04 LTS,
  • 13.10 ,
  • 12.10 ,
  • 12.04 ,
  • 10.04

CVE ID

CVE-2014-1418


14 May 2014

Several security issues were fixed in libXfont.

  • Ubuntu 14.04 LTS,
  • 13.10 ,
  • 12.10 ,
  • 12.04 ,
  • 10.04

6 May 2014

LibTIFF could be made to crash or run programs as your login if it opened a specially crafted file.

  • Ubuntu 14.04 LTS,
  • 13.10 ,
  • 12.10 ,
  • 12.04 ,
  • 10.04

6 May 2014

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

  • Ubuntu 10.04

CVE ID

CVE-2014-0196


6 May 2014

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

  • Ubuntu 10.04

CVE ID

CVE-2014-0196


1 May 2014

Several security issues were fixed in OpenJDK 6.

  • Ubuntu 12.04 ,
  • 10.04

1 May 2014

A malicious source package could write files outside the unpack directory.

  • Ubuntu 14.04 LTS,
  • 13.10 ,
  • 12.10 ,
  • 12.04 ,
  • 10.04

CVE ID

CVE-2014-0471


28 April 2014

A malicious source package could write files outside the unpack directory.

  • Ubuntu 14.04 LTS,
  • 13.10 ,
  • 12.10 ,
  • 12.04 ,
  • 10.04

CVE ID

CVE-2014-0471


28 April 2014

Several security issues were fixed in QEMU.

  • Ubuntu 14.04 LTS,
  • 13.10 ,
  • 12.10 ,
  • 12.04 ,
  • 10.04


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