=========================================================================Ubuntu Security Notice USN-5742-1
November 24, 2022

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

- Ubuntu 22.10
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 ESM
- Ubuntu 14.04 ESM

Summary:

JBIG-KIT could be made to crash if it opened a specially crafted file.

Software Description:
- jbigkit: JBIG1 data compression library

Details:

It was discovered that JBIG-KIT incorrectly handled decoding certain large
image files. If a user or automated system using JBIG-KIT were tricked into
opening a specially crafted file, an attacker could possibly use this issue
to cause a denial of service.

Update instructions:

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

Ubuntu 22.10:
   jbigkit-bin                     2.1-3.1ubuntu0.22.10.1
   libjbig0                        2.1-3.1ubuntu0.22.10.1

Ubuntu 22.04 LTS:
   jbigkit-bin                     2.1-3.1ubuntu0.22.04.1
   libjbig0                        2.1-3.1ubuntu0.22.04.1

Ubuntu 20.04 LTS:
   jbigkit-bin                     2.1-3.1ubuntu0.20.04.1
   libjbig0                        2.1-3.1ubuntu0.20.04.1

Ubuntu 18.04 LTS:
   jbigkit-bin                     2.1-3.1ubuntu0.18.04.1
   libjbig0                        2.1-3.1ubuntu0.18.04.1

Ubuntu 16.04 ESM:
   jbigkit-bin                     2.1-3.1ubuntu0.1~esm1
   libjbig0                        2.1-3.1ubuntu0.1~esm1

Ubuntu 14.04 ESM:
   jbigkit-bin                     2.0-2ubuntu4.1+esm1
   libjbig0                        2.0-2ubuntu4.1+esm1

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

References:
   https://ubuntu.com/security/notices/USN-5742-1
   CVE-2017-9937

Package Information:
https://launchpad.net/ubuntu/+source/jbigkit/2.1-3.1ubuntu0.22.10.1
https://launchpad.net/ubuntu/+source/jbigkit/2.1-3.1ubuntu0.22.04.1
https://launchpad.net/ubuntu/+source/jbigkit/2.1-3.1ubuntu0.20.04.1
https://launchpad.net/ubuntu/+source/jbigkit/2.1-3.1ubuntu0.18.04.1

Ubuntu 5742-1: JBIG-KIT vulnerability

November 24, 2022
JBIG-KIT could be made to crash if it opened a specially crafted file.

Summary

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 22.10:   jbigkit-bin                     2.1-3.1ubuntu0.22.10.1   libjbig0                        2.1-3.1ubuntu0.22.10.1 Ubuntu 22.04 LTS:   jbigkit-bin                     2.1-3.1ubuntu0.22.04.1   libjbig0                        2.1-3.1ubuntu0.22.04.1 Ubuntu 20.04 LTS:   jbigkit-bin                     2.1-3.1ubuntu0.20.04.1   libjbig0                        2.1-3.1ubuntu0.20.04.1 Ubuntu 18.04 LTS:   jbigkit-bin                     2.1-3.1ubuntu0.18.04.1   libjbig0                        2.1-3.1ubuntu0.18.04.1 Ubuntu 16.04 ESM:   jbigkit-bin                     2.1-3.1ubuntu0.1~esm1   libjbig0                        2.1-3.1ubuntu0.1~esm1 Ubuntu 14.04 ESM:   jbigkit-bin                     2.0-2ubuntu4.1+esm1   libjbig0                        2.0-2ubuntu4.1+esm1 In general, a standard system update will make all the necessary changes.

References

  https://ubuntu.com/security/notices/USN-5742-1

  CVE-2017-9937

Severity
November 24, 2022

Package Information

https://launchpad.net/ubuntu/+source/jbigkit/2.1-3.1ubuntu0.22.10.1 https://launchpad.net/ubuntu/+source/jbigkit/2.1-3.1ubuntu0.22.04.1 https://launchpad.net/ubuntu/+source/jbigkit/2.1-3.1ubuntu0.20.04.1 https://launchpad.net/ubuntu/+source/jbigkit/2.1-3.1ubuntu0.18.04.1

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