The stable channel has been updated to 66.0.3359.170 for Windows, Mac, and Linux, which will roll out over the coming days/weeks.
A list of all changes is available in the log. Interested in switching release channels? Find out how. If you find a new issue, please let us know by filing a bug. The community help forum is also a great place to reach out for help or learn about common issues.
Security Fixes and Rewards
Note: Access to bug details and links may be kept restricted until a majority of users are updated with a fix. We will also retain restrictions if the bug exists in a third party library that other projects similarly depend on, but haven’t yet fixed.This update includes 4 security fixes. Below, we highlight fixes that were contributed by external researchers. Please see the Chrome Security Page for more information.[$TBD] Critical: Chain leading to sandbox escape. Reported by Anonymous on 2018-04-23:
[$5000] High CVE-2018-6120: Heap buffer overflow in PDFium. Reported by Zhou Aiting(@zhouat1) of Qihoo 360 Vulcan Team on 2018-04-17
-  High CVE-2018-6121: Privilege Escalation in extensions.
-  High CVE-2018-6122: Type confusion in V8.
We would also like to thank all security researchers that worked with us during the development cycle to prevent security bugs from ever reaching the stable channel.
As usual, our ongoing internal security work was responsible for a wide range of fixes
-  Various fixes from internal audits, fuzzing and other initiatives