1. Ubuntu Security Notices
  2. USN-4360-1

USN-4360-1: json-c vulnerability

Publication date

14 May 2020

Overview

json-c could be made to execute arbitrary code if it received a specially crafted JSON file.

Releases

Packages

  • json-c - JSON manipulation library

Details

It was discovered that json-c incorrectly handled certain JSON files.
An attacker could possibly use this issue to execute arbitrary code.

It was discovered that json-c incorrectly handled certain JSON files.
An attacker could possibly use this issue to 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
20.04 focal libjson-c4 –  0.13.1+dfsg-7ubuntu0.1
19.10 eoan libjson-c4 –  0.13.1+dfsg-4ubuntu0.1
18.04 bionic libjson-c3 –  0.12.1-1.3ubuntu0.1
16.04 xenial libjson-c2 –  0.11-4ubuntu2.1
libjson0 –  0.11-4ubuntu2.1
14.04 trusty libjson-c2 –  0.11-3ubuntu1.2+esm1  
libjson0 –  0.11-3ubuntu1.2+esm1  
12.04 precise libjson0 –  0.9-1ubuntu1.2

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Get Ubuntu Pro

References

Have additional questions?

Talk to a member of the team ›