A denial of service flaw was found in the way Node.js handled pipelined HTTP requests. A remote attacker could use this flaw to send an excessive amount of HTTP requests over a network connection, causing Node.js to use an excessive amount of memory and possibly exit when all available memory is exhausted (CVE-2013-4450).
Denial of service issues in the bundled v8 JavaScript library (CVE-2013-6639, CVE-2013-6640).