USN-2245-1: json-c vulnerabilities

12 June 2014

json-c could be made to crash or consume CPU if it processed a specially crafted JSON document.

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Releases

Packages

  • json-c - JSON manipulation library

Details

Florian Weimer discovered that json-c incorrectly handled buffer lengths.
An attacker could use this issue with a specially-crafted large JSON
document to cause json-c to crash, resulting in a denial of service.
(CVE-2013-6370)

Florian Weimer discovered that json-c incorrectly handled hash arrays. An
attacker could use this issue with a specially-crafted JSON document to
cause json-c to consume CPU resources, resulting in a denial of service.
(CVE-2013-6371)

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.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 14.04
Ubuntu 13.10
Ubuntu 12.04

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