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USN-5631-1: libjpeg-turbo vulnerabilities

22 September 2022

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)

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