USN-6011-1: Json-smart vulnerabilities

Releases

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

Packages

• json-smart - JSON Small and Fast Parser

Details

It was discovered that Json-smart incorrectly handled memory
when processing input containing unclosed quotes.
A remote attacker could possibly use this issue to cause
applications using Json-smart to crash, leading to a
denial of service. (CVE-2021-31684)

It was discovered that Json-smart incorrectly handled memory
when processing input containing unclosed brackets.
A remote attacker could possibly use this issue to cause
applications using Json-smart to crash, leading to a
denial of service. (CVE-2023-1370)

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 22.10

• libjson-smart-java - 2.2-2ubuntu0.22.10.1

Ubuntu 22.04

• libjson-smart-java - 2.2-2ubuntu0.22.04.1

Ubuntu 20.04

• libjson-smart-java - 2.2-2ubuntu0.20.04.1

Ubuntu 18.04

• libjson-smart-java - 2.2-2ubuntu0.18.04.1

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

References

• CVE-2021-31684
• CVE-2023-1370