Author Archives: Srinivas Sista

Stable Channel Update for Desktop

 The Chrome team is delighted to announce the promotion of Chrome 92 to the stable channel for Windows, Mac and Linux. This will roll out over the coming days/weeks.



Chrome 92.0.4515.107 contains a number of fixes and improvements -- a list of changes is available in the log. Watch out for upcoming Chrome and Chromium blog posts about new features and big efforts delivered in 92.


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 35 security fixes. Below, we highlight fixes that were contributed by external researchers. Please see the Chrome Security Page for more information.


[$15000][1210985] High CVE-2021-30565: Out of bounds write in Tab Groups. Reported by David Erceg on 2021-05-19

[$10000][1202661] High CVE-2021-30566: Stack buffer overflow in Printing. Reported by Leecraso and Guang Gong of 360 Alpha Lab on 2021-04-26

[$10000][1211326] High CVE-2021-30567: Use after free in DevTools. Reported by DDV_UA on 2021-05-20

[$8500][1219886] High CVE-2021-30568: Heap buffer overflow in WebGL. Reported by Yangkang (@dnpushme) of 360 ATA on 2021-06-15

[$500][1218707] High CVE-2021-30569: Use after free in sqlite. Reported by Chris Salls (@salls) of Makai Security on 2021-06-11

[$TBD][1101897] High CVE-2021-30571: Insufficient policy enforcement in DevTools. Reported by David Erceg on 2020-07-03

[$TBD][1214234] High CVE-2021-30572: Use after free in Autofill. Reported by Weipeng Jiang (@Krace) from Codesafe Team of Legendsec at Qi'anxin Group on 2021-05-28

[$TBD][1216822] High CVE-2021-30573: Use after free in GPU. Reported by Security For Everyone Team - https://securityforeveryone.com on 2021-06-06

[$TBD][1227315] High CVE-2021-30574: Use after free in protocol handling. Reported by Leecraso and Guang Gong of 360 Alpha Lab on 2021-07-08

[$15000][1213313] Medium CVE-2021-30575: Out of bounds read in Autofill. Reported by Leecraso and Guang Gong of 360 Alpha Lab on 2021-05-26

[$10000][1194896] Medium CVE-2021-30576: Use after free in DevTools. Reported by David Erceg on 2021-04-01

[$10000][1204811] Medium CVE-2021-30577: Insufficient policy enforcement in Installer. Reported by Jan van der Put (REQON B.V) on 2021-05-01

[$7500][1201074] Medium CVE-2021-30578: Uninitialized Use in Media. Reported by Chaoyuan Peng  on 2021-04-21

[$7500][1207277] Medium CVE-2021-30579: Use after free in UI framework. Reported by Weipeng Jiang (@Krace) from Codesafe Team of Legendsec at Qi'anxin Group on 2021-05-10

[$5000][1189092] Medium CVE-2021-30580: Insufficient policy enforcement in Android intents. Reported by @retsew0x01 on 2021-03-17

[$5000][1194431] Medium CVE-2021-30581: Use after free in DevTools. Reported by David Erceg on 2021-03-31

[$5000][1205981] Medium CVE-2021-30582: Inappropriate implementation in Animation. Reported by George Liu  on 2021-05-05

[$3000][1179290] Medium CVE-2021-30583: Insufficient policy enforcement in image handling on Windows. Reported by Muneaki Nishimura (nishimunea) on 2021-02-17

[$3000][1213350] Medium CVE-2021-30584: Incorrect security UI in Downloads. Reported by @retsew0x01 on 2021-05-26

[$N/A][1023503] Medium CVE-2021-30585: Use after free in sensor handling. Reported by niarci on 2019-11-11

[$TBD][1201032] Medium CVE-2021-30586: Use after free in dialog box handling on Windows. Reported by kkomdal with kkwon and neodal on 2021-04-21

[$N/A][1204347] Medium CVE-2021-30587: Inappropriate implementation in Compositing on Windows. Reported by Abdulrahman Alqabandi, Microsoft Browser Vulnerability Research on 2021-04-30

[$5000][1195650] Low CVE-2021-30588: Type Confusion in V8. Reported by Jose Martinez (tr0y4) from VerSprite Inc. on 2021-04-04

[$3000][1180510] Low CVE-2021-30589: Insufficient validation of untrusted input in Sharing. Reported by Kirtikumar Anandrao Ramchandani (@Kirtikumar_A_R) and Patrick Walker (@homesen) on 2021-02-20


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:

  • [1231294] 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.




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


Beta Channel Update for Desktop

The Beta channel has been updated to 92.0.4515.107 for Windows, linux and Mac.


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.



Srinivas Sista

Beta Channel Update for Desktop

 The Beta channel has been updated to 92.0.4515.101 for Windows, linux and Mac.


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.



Srinivas Sista

Beta Channel Update for Desktop

 The Beta channel has been updated to 92.0.4515.101 for Windows, linux and Mac.


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.



Srinivas Sista

Beta Channel Update for Desktop

The Beta channel has been updated to 92.0.4515.81 for Windows and 92.0.4515.80 for linux and Mac.


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.



Srinivas Sista

Beta Channel Update for Desktop

 The Beta channel has been updated to 92.0.4515.70 for Windows and linux and 92.0.4515.69 for Mac.


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.


Srinivas Sista

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

Beta Channel Update for Desktop

The Beta channel has been updated to 92.0.4515.59 for Windows, Mac and Linux.



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.


Srinivas Sista

Beta Channel Update for Desktop

 The Beta channel has been updated to 92.0.4515.51 for Windows, Mac and Linux.



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.


Srinivas Sista

Beta Channel Update for Desktop

 The Chrome team is excited to announce the promotion of Chrome 92 to the Beta channel for Windows, Mac and Linux. Chrome 92.0.4515.40/39 contains our usual under-the-hood performance and stability tweaks, but there are also some cool new features to explore - please head to the Chromium blog to learn more!



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 issues, 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 SistaGoogle Chrome