Ubuntu 12.04 LTS / 13.10 / 14.04 LTS : json-c vulnerabilities (USN-2245-1)
Medium Nessus Plugin ID 74509
SynopsisThe remote Ubuntu host is missing a security-related patch.
DescriptionFlorian 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).
Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
SolutionUpdate the affected libjson0 package.