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[USN-8252-1] OpenJPEG vulnerability

Posted on 07 May 2026
Ubuntu Security

==========================================================================Ubuntu Security Notice USN-8252-1
May 07, 2026

openjpeg2 vulnerability
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 26.04 LTS
- Ubuntu 25.10
- Ubuntu 24.04 LTS
- Ubuntu 22.04 LTS

Summary:

OpenJPEG could be made to crash or run programs when encoding image files.

Software Description:
- openjpeg2: JPEG 2000 image compression/decompression library

Details:

It was discovered that OpenJPEG did not properly handle memory when
encoding image files. An attacker could use this issue to cause OpenJPEG to
crash, resulting in a denial of service, or possibly execute arbitrary
code.

Update instructions:

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

Ubuntu 26.04 LTS
libopenjp2-7 2.5.4-1ubuntu0.1

Ubuntu 25.10
libopenjp2-7 2.5.3-2.1ubuntu0.1

Ubuntu 24.04 LTS
libopenjp2-7 2.5.0-2ubuntu0.5

Ubuntu 22.04 LTS
libopenjp2-7 2.4.0-6ubuntu0.5

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

References:
https://ubuntu.com/security/notices/USN-8252-1
CVE-2026-6192

Package Information:
https://launchpad.net/ubuntu/+source/openjpeg2/2.5.4-1ubuntu0.1
https://launchpad.net/ubuntu/+source/openjpeg2/2.5.3-2.1ubuntu0.1
https://launchpad.net/ubuntu/+source/openjpeg2/2.5.0-2ubuntu0.5
https://launchpad.net/ubuntu/+source/openjpeg2/2.4.0-6ubuntu0.5

--===============5940817484159450327==Content-Type: application/pgp-signature; name="signature.asc"
Content-Description: OpenPGP digital signature

 

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