1. Ubuntu Security Notices
  2. USN-4663-1

USN-4663-1: GDK-PixBuf vulnerability

Publication date

8 December 2020

Overview

GDK-PixBuf could be made to hang if it opened a specially crafted file.

Releases

Packages

Details

Melvin Kool discovered that the GDK-PixBuf library did not properly handle
certain GIF images. If an user or automated system were tricked into
opening a specially crafted GIF file, a remote attacker could use this flaw
to cause GDK-PixBuf to hang, resulting in a denial of service.

Melvin Kool discovered that the GDK-PixBuf library did not properly handle
certain GIF images. If an user or automated system were tricked into
opening a specially crafted GIF file, a remote attacker could use this flaw
to cause GDK-PixBuf to hang, resulting in a denial of service.

Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
20.10 groovy libgdk-pixbuf2.0-0 –  2.40.0+dfsg-5ubuntu0.1
20.04 focal libgdk-pixbuf2.0-0 –  2.40.0+dfsg-3ubuntu0.1

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References

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