Tag Archives: Stable updates

Chrome for Android Update

Hi, everyone! We've just released Chrome 91 (91.0.4472.120) for Android: it'll become available on Google Play over the next few weeks.

This release includes stability and performance improvements. You can see a full list of the changes in the Git log. If you find a new issue, please let us know by filing a bug.

Ben Mason
Google Chrome

Stable channel update for Chrome OS

  The Stable channel is being updated to 91.0.4472.114 (Platform version: 13904.66.0) for most Chrome OS devices. Systems will be receiving updates over the next several days.

This build contains a number of features, bug fixes and security updates, please find release notes here.

If you find new issues, please let us know by visiting our forum or filing a bug. Interested in switching channels Find out how. You can submit feedback using ‘Report an issue...’ in the Chrome menu (3 vertical dots in the upper right corner of the browser). 

Marina Kazatcker,

Google Chrome OS

Chrome for Android Update

Hi, everyone! We've just released Chrome 91 (91.0.4472.114) for Android: it'll become available on Google Play over the next few weeks.

This release includes stability and performance improvements. You can see a full list of the changes in the Git log. If you find a new issue, please let us know by filing a bug.

Ben Mason
Google Chrome

Stable Channel Update for Desktop

The Stable channel has been updated to 91.0.4472.114 for Windows, Mac and Linux 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.


[$TBD][1219857] High CVE-2021-30554: Use after free in WebGL. Reported by anonymous on 2021-06-15

[$10000][1215029] High CVE-2021-30555: Use after free in Sharing. Reported by David Erceg on 2021-06-01

[$7500][1212599] High CVE-2021-30556: Use after free in WebAudio. Reported by Yangkang (@dnpushme) of 360 ATA on 2021-05-24

[$10000][1202102] High CVE-2021-30557: Use after free in TabGroups. Reported by David Erceg on 2021-04-23

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.

Google is aware that an exploit for CVE-2021-30554 exists in the wild.

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




Srinivas Sista
Google Chrome

Stable Channel Update for Desktop

The Stable channel has been updated to 91.0.4472.106 for Windows, Mac and Linux 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.

Prudhvikumar Bommana
Google Chrome

Stable Channel update for Chrome OS

The Stable channel is being updated to 91.0.4472.102 (Platform version: 13904.55.0) for most Chrome OS devices. Systems will be receiving updates over the next several days.

If you find new issues, please let us know by visiting our forum or filing a bug. Interested in switching channels Find out how. You can submit feedback using ‘Report an issue...’ in the Chrome menu (3 vertical dots in the upper right corner of the browser). 

Daniel Gagnon

Google Chrome OS

Chrome for Android Update

Hi, everyone! We've just released Chrome 91 (91.0.4472.101) for Android: it'll become available on Google Play over the next few weeks.

This release includes stability and performance improvements. You can see a full list of the changes in the Git log. If you find a new issue, please let us know by filing a bug.

Ben Mason
Google Chrome

Stable Channel Update for Desktop

The Stable channel has been updated to 91.0.4472.101 for Windows, Mac and Linux 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 14 security fixes. Below, we highlight fixes that were contributed by external researchers. Please see the Chrome Security Page for more information.


[$25000][1212618] Critical CVE-2021-30544: Use after free in BFCache. Reported by Rong Jian and Guang Gong of 360 Alpha Lab on 2021-05-24

[$20000][1201031] High CVE-2021-30545: Use after free in Extensions. Reported by kkwon with everpall and kkomdal on 2021-04-21

[$NA][1206911] High CVE-2021-30546: Use after free in Autofill. Reported by Abdulrahman Alqabandi, Microsoft Browser Vulnerability Research on 2021-05-08

[$TBD][1210414] High CVE-2021-30547: Out of bounds write in ANGLE. Reported by Seong-Hwan Park (SeHwa) of SecunologyLab on 2021-05-18

[$TBD][1210487] High CVE-2021-30548: Use after free in Loader. Reported by Yangkang(@dnpushme) & Wanglu of Qihoo360 Qex Team on 2021-05-18

[$TBD][1212498] High CVE-2021-30549: Use after free in Spell check. Reported by David Erceg on 2021-05-23

[$TBD][1212500] High CVE-2021-30550: Use after free in Accessibility. Reported by David Erceg on 2021-05-23

[$NA][1216437] High CVE-2021-30551: Type Confusion in V8. Reported by Sergei Glazunov of Google Project Zero on 2021-06-04

[$TBD][1200679] Medium CVE-2021-30552: Use after free in Extensions. Reported by David Erceg on 2021-04-20

[$TBD][1209769] Medium CVE-2021-30553: Use after free in Network service. Reported by Anonymous on 2021-05-17


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.


Google is aware that an exploit for CVE-2021-30551 exists in the wild.

As usual, our ongoing internal security work was responsible for a wide range of fixes:

  • [1218029] Various fixes from internal audits, fuzzing and other initiatives


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

Prudhvikumar Bommana
Google Chrome

Chrome for iOS Update

Hi, everyone! We've just released Chrome 91(91.0.4472.80) for iOS: it'll become available on App Store in next few hours.


This release includes stability and performance improvements. You can see a full list of the changes in the Git log. If you find a new issue, please let us know by filing a bug.

Bindu Suvarna

Google Chrome 

Chrome for Android Update

Hi, everyone! We've just released Chrome 91 (91.0.4472.88) for Android: it'll become available on Google Play over the next few weeks.

This release includes stability and performance improvements. You can see a full list of the changes in the Git log. If you find a new issue, please let us know by filing a bug.

Krishna Govind
Google Chrome