USN-3532-1: GDK-PixBuf vulnerabilities

Ubuntu Security Notice USN-3532-1

15th January, 2018

gdk-pixbuf 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 GDK-PixBuf.

Software description

  • gdk-pixbuf - GDK Pixbuf library

Details

It was discoreved that GDK-PixBuf incorrectly handled certain gif images.
An attacker could use this to execute arbitrary code. This issue only affected
Ubuntu 14.04 LTS and Ubuntu 16.04 LTS. (CVE-2017-1000422)

Ariel Zelivansky discovered that GDK-PixBuf incorrectly handled certain images.
An attacker could use this to cause a denial of service.
(CVE-2017-6312, CVE-2017-6313)

Ariel Zelivansky discovered that GDK-PixBuf incorrectly handled large TIFF files.
An attacker could use this to cause a denial of service. (CVE-2017-6314)

Update instructions

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

Ubuntu 17.10:
libgdk-pixbuf2.0-0 2.36.11-1ubuntu0.1
Ubuntu 16.04 LTS:
libgdk-pixbuf2.0-0 2.32.2-1ubuntu1.4
Ubuntu 14.04 LTS:
libgdk-pixbuf2.0-0 2.30.7-0ubuntu1.8

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

After a standard system update you need to restart your session to make
all the necessary changes.

References

CVE-2017-1000422, CVE-2017-6312, CVE-2017-6313, CVE-2017-6314