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Ubuntu Security Notice USN-5607-1

Ubuntu Security Notice 5607-1 - It was discovered that GDK-PixBuf incorrectly handled certain images. An attacker could possibly use this issue to execute arbitrary code or cause a crash.

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Ubuntu Security Notice USN-5607-1
September 13, 2022

gdk-pixbuf vulnerability

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

  • Ubuntu 22.04 LTS
  • Ubuntu 20.04 LTS

Summary:

GDK-PixBuf could be made do execute arbitrary code or
crash if it received a specially crafted image.

Software Description:

  • gdk-pixbuf: GDK Pixbuf library

Details:

It was discovered that GDK-PixBuf incorrectly handled certain images.
An attacker could possibly use this issue to execute arbitrary code
or cause a crash.

Update instructions:

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

Ubuntu 22.04 LTS:
libgdk-pixbuf-2.0-0 2.42.8+dfsg-1ubuntu0.1

Ubuntu 20.04 LTS:
libgdk-pixbuf2.0-0 2.40.0+dfsg-3ubuntu0.4

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

References:
https://ubuntu.com/security/notices/USN-5607-1
CVE-2021-44648

Package Information:
https://launchpad.net/ubuntu/+source/gdk-pixbuf/2.42.8+dfsg-1ubuntu0.1
https://launchpad.net/ubuntu/+source/gdk-pixbuf/2.40.0+dfsg-3ubuntu0.4

Related news

RHSA-2023:2216: Red Hat Security Advisory: gdk-pixbuf2 security update

An update for gdk-pixbuf2 is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2021-44648: A flaw was found in gdk-pixbuf. The vulnerability occurs due to the index overwriting in the lzw_decoder_new function, leading to a heap buffer overflow. This flaw allows an attacker to input a specially crafted GIF file, leading to a crash or code execution. * CVE-2021-46829: A heap-based buffer overflow vulnerability was found in GNOME GdkP...

CVE-2021-44648: (CVE-2021-44648) GdkPixbuf Heap Buffer Overflow in lzw_decoder_new (#136) · Issues · GNOME / gdk-pixbuf · GitLab

GNOME gdk-pixbuf 2.42.6 is vulnerable to a heap-buffer overflow vulnerability when decoding the lzw compressed stream of image data in GIF files with lzw minimum code size equals to 12.

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