Stable Channel Update for ChromeOS / ChromeOS Flex

 Hello All,


The Stable channel is being updated to 116.0.5845.120 (Platform version: 15509.63.0) for most ChromeOS devices and will be rolled out over the next few days.

If you find new issues, please let us know one of the following ways:

Interested in switching channels? Find out how.

See release notes.

Security Fixes and Rewards:

VRP Reported Security Fixes:

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.

[$TBD] [1464456] Medium CVE-2023-4369 XSS on ChromeOS, abusable by extensions. Reported by Derin Eryilmaz.

[$TBD] [1443214] Low CVE-TBD Extension abuse in ChromeOS. Reported by Allen Ding



3rd Party Reported Security Fixes:


[NA]  [NA] High Fixes CVE-2023-20593 on impacted AMD platforms

[NA]  [NA] High Fixes CVE-2023-4211 on impacted Arm platforms

[NA]  [NA] High Fixes CVE-2023-4128 in Linux Kernel

[NA]  [NA] High Fixes CVE-2023-4147 in Linux Kernel

[NA]  [NA] High Fixes CVE-2023-3390 in Linux Kernel

[NA]  [NA] High Fixes CVE-2023-32804 in Arm Mali Driver Development Kit


Chrome Browser Security Fixes:


[$30000][1448548] High CVE-2023-2312: Use after free in Offline. Reported by avaue at S.S.L. on 2023-05-24

[$5000][1458303] High CVE-2023-4349: Use after free in Device Trust Connectors. Reported by Weipeng Jiang (@Krace) of VRI on 2023-06-27

[$3000][1454817] High CVE-2023-4350: Inappropriate implementation in Fullscreen. Reported by Khiem Tran (@duckhiem) on 2023-06-14

[$2000][1465833] High CVE-2023-4351: Use after free in Network. Reported by Guang and Weipeng Jiang of VRI on 2023-07-18

[$NA][1452076] High CVE-2023-4352: Type Confusion in V8. Reported by Sergei Glazunov of Google Project Zero on 2023-06-07

[$NA][1458046] High CVE-2023-4353: Heap buffer overflow in ANGLE. Reported by Christoph Diehl / Microsoft Vulnerability Research on 2023-06-27

[$NA][1464215] High CVE-2023-4354: Heap buffer overflow in Skia. Reported by Mark Brand of Google Project Zero on 2023-07-12

[$NA][1468943] High CVE-2023-4355: Out of bounds memory access in V8. Reported by Sergei Glazunov of Google Project Zero on 2023-07-31

[$5000][1449929] Medium CVE-2023-4356: Use after free in Audio. Reported by Zhenghang Xiao (@Kipreyyy) on 2023-05-30

[$3000][1458911] Medium CVE-2023-4357: Insufficient validation of untrusted input in XML. Reported by Igor Sak-Sakovskii on 2023-06-28

[$3000][1466415] Medium CVE-2023-4358: Use after free in DNS. Reported by Weipeng Jiang (@Krace) of VRI on 2023-07-20

[$2000][1443722] Medium CVE-2023-4359: Inappropriate implementation in App Launcher. Reported by @retsew0x01 on 2023-05-09

[$2000][1462723] Medium CVE-2023-4360: Inappropriate implementation in Color. Reported by Axel Chong on 2023-07-07

[$2000][1465230] Medium CVE-2023-4361: Inappropriate implementation in Autofill. Reported by Thomas Orlita on 2023-07-17

[$1000][1316379] Medium CVE-2023-4362: Heap buffer overflow in Mojom IDL. Reported by Zhao Hai of NanJing Cyberpeace TianYu Lab on 2022-04-14

[$1000][1367085] Medium CVE-2023-4363: Inappropriate implementation in WebShare. Reported by Alesandro Ortiz on 2022-09-23

[$1000][1406922] Medium CVE-2023-4364: Inappropriate implementation in Permission Prompts. Reported by Jasper Rebane on 2023-01-13

[$1000][1431043] Medium CVE-2023-4365: Inappropriate implementation in Fullscreen. Reported by Hafiizh on 2023-04-06

[$1000][1450784] Medium CVE-2023-4366: Use after free in Extensions. Reported by asnine on 2023-06-02

[$500][1467743] Medium CVE-2023-4367: Insufficient policy enforcement in Extensions API. Reported by Axel Chong on 2023-07-26

[$500][1467751] Medium CVE-2023-4368: Insufficient policy enforcement in Extensions API. Reported by Axel Chong on 2023-07-26



Android Runtime Container Security Fixes:

[NA]  [NA] High Fixes CVE-2023-21264 on impacted platforms

[NA]  [NA] High Fixes CVE-2020-29374 on impacted platforms



We would like to thank the security researchers that report vulnerabilities to us via bughunters.google.com to keep ChromeOS and the entire open source ecosystem secure.


Google ChromeOS