According to the Google Chrome Releases blog, the update fixes a JavaScript security hole that Google was alerted to on March 23.

Google says the update addresses six security vulnerabilities that could have been exploited by attackers. Among them is a high-severity issue in Chrome's V8 JavaScript engine. It is a part of Chrome ...

Chrome's latest release addresses a high-severity use-after-free vulnerability in the V8 JavaScript engine that could be exploited for remote code execution.

So it seems like Google is coming out with new and improved JavaScript recommendations within the next few weeks or so. I for one am looking forward to it. Here is the transcript: ...