1. Ubuntu Security Notices
  2. USN-5631-1

USN-5631-1: libjpeg-turbo vulnerabilities

Publication date

22 September 2022

Overview

Several security issues were fixed in libjpeg-turbo.

Releases

Packages

Details

It was discovered that libjpeg-turbo incorrectly handled certain EOF
characters. An attacker could possibly use this issue to cause
libjpeg-turbo to consume resource, leading to a denial of service. This
issue only affected Ubuntu 18.04 LTS. (CVE-2018-11813)

It was discovered that libjpeg-turbo incorrectly handled certain malformed
jpeg files. An attacker could possibly use this issue to cause
libjpeg-turbo to crash, resulting in a denial of service. (CVE-2020-17541,
CVE-2020-35538)

It was discovered that libjpeg-turbo incorrectly handled certain malformed
PPM files. An attacker could use this issue to cause libjpeg-turbo to
crash, resulting in a denial of service, or possibly execute arbitrary
code. This issue only affected Ubuntu 20.04 LTS. (CVE-2021-46822)

It was discovered that libjpeg-turbo incorrectly handled certain EOF
characters. An attacker could possibly use this issue to cause
libjpeg-turbo to consume resource, leading to a denial of service. This
issue only affected Ubuntu 18.04 LTS. (CVE-2018-11813)

It was discovered that libjpeg-turbo incorrectly handled certain malformed
jpeg files. An attacker could possibly use this issue to cause
libjpeg-turbo to crash, resulting in a denial of service. (CVE-2020-17541,
CVE-2020-35538)

It was discovered that libjpeg-turbo incorrectly handled certain malformed
PPM files. An attacker could use this issue to cause libjpeg-turbo to
crash, resulting in a denial of service, or possibly execute arbitrary
code. This issue only affected Ubuntu 20.04 LTS. (CVE-2021-46822)

Update instructions

In general, a standard system update will 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
20.04 focal libturbojpeg –  2.0.3-0ubuntu1.20.04.3
libjpeg-turbo8 –  2.0.3-0ubuntu1.20.04.3
18.04 bionic libturbojpeg –  1.5.2-0ubuntu5.18.04.6
libjpeg-turbo8 –  1.5.2-0ubuntu5.18.04.6

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References

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