==========================================================================
Ubuntu Security Notice USN-3532-1
January 15, 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 versions:
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
After a standard system update you need to restart your session to make
all the necessary changes.
References:
https://www.ubuntu.com/usn/usn-3532-1
CVE-2017-1000422, CVE-2017-6312, CVE-2017-6313, CVE-2017-6314
Package Information:
https://launchpad.net/ubuntu/+source/gdk-pixbuf/2.36.11-1ubuntu0.1
https://launchpad.net/ubuntu/+source/gdk-pixbuf/2.32.2-1ubuntu1.4
https://launchpad.net/ubuntu/+source/gdk-pixbuf/2.30.7-0ubuntu1.8
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