json-c regression
A security issue affects these releases of Ubuntu and its
derivatives:
* Ubuntu 20.04 LTS
* Ubuntu 19.10
* Ubuntu 18.04 LTS
* Ubuntu 16.04 LTS
Summary
USN-4360-1 introduced a regression in json-c.
Software Description
* json-c - JSON manipulation library
Details
USN-4360-1 fixed a vulnerability in json-c. The security fix
introduced a memory leak in some scenarios. This update reverts
the security fix pending further investigation.
We apologize for the inconvenience.
Original advisory details:
It was discovered that json-c incorrectly handled certain JSON
files. An attacker could possibly use this issue to execute
arbitrary code.
Update instructions
The problem can be corrected by updating your system to the
following package versions:
Ubuntu 20.04 LTS
libjson-c4 - 0.13.1+dfsg-7ubuntu0.2
Ubuntu 19.10
libjson-c4 - 0.13.1+dfsg-4ubuntu0.2
Ubuntu 18.04 LTS
libjson-c3 - 0.12.1-1.3ubuntu0.2
Ubuntu 16.04 LTS
libjson-c2 - 0.11-4ubuntu2.5
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary
changes.
References
* USN-4360-1
* LP: 1878723
--- Mystic BBS v1.12 A45 (Linux/64)
* Origin: BZ&BZ BBS (21:4/110)