USN-5742-1: JBIG-KIT vulnerability

Releases

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

Packages

• 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

• jbigkit-bin - 2.1-3.1ubuntu0.22.04.1
• libjbig0 - 2.1-3.1ubuntu0.22.04.1

Ubuntu 20.04

• jbigkit-bin - 2.1-3.1ubuntu0.20.04.1
• libjbig0 - 2.1-3.1ubuntu0.20.04.1

Ubuntu 18.04

• jbigkit-bin - 2.1-3.1ubuntu0.18.04.1
• libjbig0 - 2.1-3.1ubuntu0.18.04.1

Ubuntu 16.04

• jbigkit-bin - 2.1-3.1ubuntu0.1~esm1
  Available with Ubuntu Pro
• libjbig0 - 2.1-3.1ubuntu0.1~esm1
  Available with Ubuntu Pro

Ubuntu 14.04

• jbigkit-bin - 2.0-2ubuntu4.1+esm1
  Available with Ubuntu Pro
• libjbig0 - 2.0-2ubuntu4.1+esm1
  Available with Ubuntu Pro

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

References

• CVE-2017-9937