Executive Summary

Summary
Title json-c regression
Informations
Name USN-4360-2 First vendor Publication 2020-05-15
Vendor Ubuntu Last vendor Modification 2020-05-15
Severity (Vendor) N/A Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

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

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

References:
https://usn.ubuntu.com/4360-2
https://usn.ubuntu.com/4360-1
https://launchpad.net/bugs/1878723

Package Information:
https://launchpad.net/ubuntu/+source/json-c/0.13.1+dfsg-7ubuntu0.2
https://launchpad.net/ubuntu/+source/json-c/0.13.1+dfsg-4ubuntu0.2
https://launchpad.net/ubuntu/+source/json-c/0.12.1-1.3ubuntu0.2
https://launchpad.net/ubuntu/+source/json-c/0.11-4ubuntu2.5

Original Source

Url : http://www.ubuntu.com/usn/USN-4360-2

Alert History

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0
Date Informations
2024-11-12 10:43:54
  • First insertion