1. Ubuntu Security Notices
  2. USN-4685-1

USN-4685-1: OpenJPEG vulnerabilities

Publication date

7 January 2021

Overview

Several security issues were fixed in OpenJPEG.

Releases

Packages

  • openjpeg2 - JPEG 2000 image compression/decompression library

Details

It was discovered that OpenJPEG incorrectly handled certain image data. An
attacker could use this issue to cause OpenJPEG to crash, leading to a
denial of service, or possibly execute arbitrary code.

It was discovered that OpenJPEG incorrectly handled certain image data. An
attacker could use this issue to cause OpenJPEG to crash, leading to a
denial of service, or possibly execute arbitrary code.

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
20.10 groovy libopenjp2-7 –  2.3.1-1ubuntu4.20.10.1
libopenjp3d7 –  2.3.1-1ubuntu4.20.10.1
libopenjpip7 –  2.3.1-1ubuntu4.20.10.1
20.04 focal libopenjp2-7 –  2.3.1-1ubuntu4.20.04.1
libopenjp3d7 –  2.3.1-1ubuntu4.20.04.1
libopenjpip7 –  2.3.1-1ubuntu4.20.04.1

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References

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