USN-4198-1: DjVuLibre vulnerabilities
21 November 2019
djvulibre vulnerabilities
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 19.10
- Ubuntu 19.04
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
Summary
Several security issues were fixed in DjVuLibre.
Software Description
- djvulibre - DjVu image format library and tools
Details
It was discovered that DjVuLibre incorrectly handled certain memory operations. If a user or automated system were tricked into processing a specially crafted DjVu file, a remote attacker could cause applications to hang or 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 19.10
- libdjvulibre21 - 3.5.27.1-13ubuntu0.1
- Ubuntu 19.04
- libdjvulibre21 - 3.5.27.1-10ubuntu0.1
- Ubuntu 18.04 LTS
- libdjvulibre21 - 3.5.27.1-8ubuntu0.1
- Ubuntu 16.04 LTS
- libdjvulibre21 - 3.5.27.1-5ubuntu0.1
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to reboot your computer to make all the necessary changes.