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USN-5631-1: libjpeg-turbo vulnerabilities

22 September 2022

Several security issues were fixed in libjpeg-turbo.

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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)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 20.04
Ubuntu 18.04

In general, a standard system update will make all the necessary changes.

Related notices

  • USN-5553-1: libturbojpeg, libjpeg-turbo, libjpeg-turbo8, libjpeg-turbo8-dev, libjpeg-turbo-test, libjpeg-turbo-progs
  • USN-5336-1: libjpeg-progs, libjpeg9-dev, libjpeg9
  • USN-5497-1: libjpeg62, libjpeg62-dev, libjpeg6b
  • USN-5497-2: libjpeg62, libjpeg62-dev, libjpeg6b