Stable Channel Update for Desktop

The Stable channel has been updated to 94.0.4606.81 for Windows, Mac and Linux which will roll out over the coming days/weeks. Extended stable channel has also been updated to 94.0.4606.81 for Windows and Mac which will roll out over the coming days/weeks

A full list of changes in this build is available in the log. Interested in switching release channels? Find out how here. 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.

[$10000][1252878] High CVE-2021-37977 : Use after free in Garbage Collection. Reported by Anonymous on 2021-09-24

[$7500][1236318] High CVE-2021-37978 : Heap buffer overflow in Blink. Reported by Yangkang (@dnpushme) of 360 ATA on 2021-08-04

[$7500][1247260] High CVE-2021-37979 : Heap buffer overflow in WebRTC. Reported by Marcin Towalski of Cisco Talos on 2021-09-07

[$3000][1254631] High CVE-2021-37980 : Inappropriate implementation in Sandbox. Reported by Yonghwi Jin (@jinmo123) of Theori on 2021-09-30

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.

Many of our security bugs are detected using AddressSanitizer, MemorySanitizer, UndefinedBehaviorSanitizer, Control Flow Integrity, libFuzzer, or AFL.

Interested in switching release channels? Find out how here. 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.

Srinivas Sista

Google Chrome