The Dev channel has been updated to 90.0.4427.4/.5 for Windows and 90.0.4427.5 for Linux and Mac. A partial list of 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.
Hi, everyone! We've released Chrome Beta 89 (89.0.4389.69) for iOS: it'll become available on App Store in next few days.
You can see a partial 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
The Stable channel is being updated to 88.0.4324.186 (Platform version: 13597.94.0) for most Chrome OS devices. This build contains a number of bug fixes and security updates. 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).
Marina Kazatcker
Google Chrome OS
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 10 security fixes. Below, we highlight fixes that were contributed by external researchers. Please see the Chrome Security Page for more information.
[$20000][1138143] High CVE-2021-21149: Stack overflow in Data Transfer. Reported by Ryoya Tsukasaki on 2020-10-14
[$20000][1172192] High CVE-2021-21150: Use after free in Downloads. Reported by Woojin Oh(@pwn_expoit) of STEALIEN on 2021-01-29
[$15000][1165624] High CVE-2021-21151: Use after free in Payments. Reported by Khalil Zhani on 2021-01-12
[$5000][1166504] High CVE-2021-21152: Heap buffer overflow in Media. Reported by Anonymous on 2021-01-14
[$1000][1155974] High CVE-2021-21153: Stack overflow in GPU Process. Reported by Jan Ruge of ERNW GmbH on 2020-12-06
[$TBD][1173269] High CVE-2021-21154: Heap buffer overflow in Tab Strip . Reported by Abdulrahman Alqabandi, Microsoft Browser Vulnerability Research on 2021-02-01
[$TBD][1175500] High CVE-2021-21155: Heap buffer overflow in Tab Strip . Reported by Khalil Zhani on 2021-02-07
[$TBD][1177341] High CVE-2021-21156: Heap buffer overflow in V8. Reported by Sergei Glazunov of Google Project Zero on 2021-02-11
[$TBD][1170657] Medium CVE-2021-21157: Use after free in Web Sockets. Reported by Anonymous on 2021-01-26
We would also like to thank all security researchers that worked with us during the development cycle to prevent security bugs from ever reaching the stable channel.
As usual, our ongoing internal security work was responsible for a wide range of fixes:
[1178973] Various fixes from internal audits, fuzzing and other initiatives
The Stable channel is being updated to 88.0.4324.153 (Platform version: 13597.84.0) for most Chrome OS devices. This build contains a number of bug fixes and security updates. Systems will be receiving updates over the next several days.
If you find new issues, please let us know by visiting our forum or filing a bug. Interested in switching channels Find out how. You can submit feedback using ‘Report an issue...’ in the Chrome menu (3 vertical dots in the upper right corner of the browser).
Marina Kazatcker
Google Chrome OS
Security Fixes and Rewards
Note: Access to bug details and links may be kept restricted until a majority of users are updated with a fix. We will also retain restrictions if the bug exists in a third party library that other projects similarly depend on, but haven’t yet fixed.
This update includes 1 security fix. Please see the Chrome Security Page for more information.
[$TBD][1170176] High CVE-2021-21148: Heap buffer overflow in V8. Reported by Mattias Buelens on 2021-01-24
Google is aware of reports that an exploit for CVE-2021-21148 exists in the wild.
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 6 security fixes. Below, we highlight fixes that were contributed by external researchers. Please see the Chrome Security Page for more information.
[$20000][1169317] Critical CVE-2021-21142: Use after free in Payments . Reported by Khalil Zhani on 2021-01-21
[$10000][1163504] High CVE-2021-21143: Heap buffer overflow in Extensions. Reported by Allen Parker & Alex Morgan of MU on 2021-01-06
[$10000][1163845] High CVE-2021-21144: Heap buffer overflow in Tab Groups. Reported by Leecraso and Guang Gong of 360 Alpha Lab on 2021-01-07
[$7500][1154965] High CVE-2021-21145: Use after free in Fonts. Reported by Anonymous on 2020-12-03
[$TBD][1161705] High CVE-2021-21146: Use after free in Navigation. Reported by Alison Huffman and Choongwoo Han of Microsoft Browser Vulnerability Research on 2020-12-24
[$5000][1162942] Medium CVE-2021-21147: Inappropriate implementation in Skia. Reported by Roman Starkov on 2021-01-04
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:
[1154775] 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.
