USN-3569-1: libvorbis vulnerabilities

Ubuntu Security Notice USN-3569-1

13th February, 2018

libvorbis vulnerabilities

A security issue affects these releases of Ubuntu and its
derivatives:

  • Ubuntu 17.10
  • Ubuntu 16.04 LTS
  • Ubuntu 14.04 LTS

Summary

Several security issues were fixed in libvorbis.

Software description

  • libvorbis
    – The Vorbis General Audio Compression Codec

Details

It was discovered that libvorbis incorrectly handled certain sound files.
An attacker could possibly use this to execute arbitrary code.
(CVE-2017-14632)

It was discovered that libvorbis incorrectly handled certain sound files.
An attacker could use this to cause a denial of service.
(CVE-2017-14633)

Update instructions

The problem can be corrected by updating your system to the following
package version:

Ubuntu 17.10:
libvorbis0a

1.3.5-4ubuntu0.1
Ubuntu 16.04 LTS:
libvorbis0a

1.3.5-3ubuntu0.1
Ubuntu 14.04 LTS:
libvorbis0a

1.3.2-1.3ubuntu1.1

To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.

After a standard system upgrade you need to restart any applications that
use libvorbis, such as Totem and gtkpod, to effect the necessary changes.

References

CVE-2017-14632,

CVE-2017-14633

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