Tag Archives: ChromeOS Flex

Dev Channel Update for ChromeOS/ChromeOS Flex

The Dev channel is being updated to 123.0.6312.18 (Platform version: 15786.10.0) for most ChromeOS devices. This build contains a number of bug fixes and security updates.

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

  1. File a bug
  2. Visit our ChromeOS communities
    1. General: Chromebook Help Community
    2. Beta Specific: ChromeOS Beta Help Community
  3. Report an issue or send feedback on Chrome

Interested in switching channels? Find out how.

Daniel Gagnon,

Google ChromeOS 

Stable Channel Update for ChromeOS/ChromeOS Flex

The Stable channel is being updated to OS version: 15699.72.0 Browser version: 121.0.6167.212 for most ChromeOS devices.

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

  1. File a bug
  2. Visit our ChromeOS communities
    1. General: Chromebook Help Community
    2. Beta Specific: ChromeOS Beta Help Community
  3. Report an issue or send feedback on Chrome

Interested in switching channels? Find out how.

Matt Nelson,
Google ChromeOS

Dev Channel Update for ChromeOS/ChromeOS Flex

The Dev channel is being updated to 123.0.6312.11 (Platform version: 15786.4.0) for most ChromeOS devices. This build contains a number of bug fixes and security updates.

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

  1. File a bug
  2. Visit our ChromeOS communities
    1. General: Chromebook Help Community
    2. Beta Specific: ChromeOS Beta Help Community
  3. Report an issue or send feedback on Chrome

Interested in switching channels? Find out how.

Daniel Gagnon,

Google ChromeOS 

Long Term Support Channel Update for ChromeOS

LTC-120 is being updated in the LTC (Long Term Support Candidate) channel, version 120.0.6099.294 (Platform Version: 15662.94.0), for most ChromeOS devices. 


Release notes for LTC-120 can be found here 
Want to know more about Long-term Support? Click here


This update contains selective Security fixes, including:


Chrome Security Fixes


[41494860]     High  CVE-2024-1283 Heap buffer overflow in Skia

[41494539]     High   CVE-2024-1284  Use after free in Mojo

ChromeOS Vulnerability Bug Fixes:
High - Users are able to bypass policies using kiosk apps in kiosk mode


Other 3rd Party Security Fixes Included:
High Fixes for CVE-2024-0646 in Linux Kernel
High Fixes for CVE-2024-0611 in Linux Kernel
High Fixes for CVE-2024-6817 in Linux Kernel
High Fixes for CVE-2024-0646 in Linux Kernel



Giuliana Pritchard 
Google Chrome OS

Stable Channel Update for ChromeOS / ChromeOS Flex

The Stable channel is being updated to OS version: 15699.66.0 Browser version: 121.0.6167.188 for most ChromeOS devices.

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

  1. File a bug
  2. Visit our ChromeOS communities
    1. General: Chromebook Help Community
    2. Beta Specific: ChromeOS Beta Help Community
  3. Report an issue or send feedback on Chrome

Interested in switching channels? Find out how.

ChromeOS Vulnerability Bug Fixes:

High Users are able to bypass policies using kiosk apps in kiosk mode


Matt Nelson,
Google ChromeOS

Stable Channel Update for ChromeOS / ChromeOS Flex

The Stable channel is being updated to OS version: 15699.58.0 Browser version: 121.0.6167.159 for most ChromeOS devices.

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

  1. File a bug
  2. Visit our ChromeOS communities
    1. General: Chromebook Help Community
    2. Beta Specific: ChromeOS Beta Help Community
  3. Report an issue or send feedback on Chrome

Interested in switching channels? Find out how.


Security Fixes and Rewards

ChromeOS Vulnerabiltity Rewards Program Reported Bug Fixes:

[$1000] [1472961] Medium CVE-2024-1280 Out-of-bounds write in CAMX driver. Reported by lovepink on 2023-08-16

[$500] [1482676] Medium CVE-2024-1281 Out of Bound Write in cam_lrme_mgr_hw_prepare_update Reported by yqsun1997 on 2023-09-15

[$1000] [1466464] Medium CVE-2024-25556 OOB Write In PhysmemCreateNewDmaBufBackedPMR reported by lm0963hack on 2023-07-20

[$500] [1478971] Medium CVE-2024-25557 Physical Pages UAF in PowerVR GPU Device Side can cause Arbitrary Read and Write physical memory from userspace reported by lovepink on 2023-09-05

[$500] [1477097] Medium CVE-2024-25558 PowerVR GPU Driver Controllable OOB Writes because of Integer overflows in function DevmemIntChangeSparse reported by lovepink on 2023-08-29


Other 3rd Party Security Fixes Included:


High Fixes Use after free in Ash

Medium Fixes CVE-2023-6817 in Linux Kernel

Medium Fixes CVE-2023-6932 in Linux Kernel


Chrome Browser Security Fixes:

[$11000][1505080] High CVE-2024-0807: Use after free in WebAudio. Reported by Huang Xilin of Ant Group Light-Year Security Lab on 2023-11-25

[$6000][1504936] High CVE-2024-0808: Integer underflow in WebUI. Reported by Lyra Rebane (rebane2001) on 2023-11-24

[$1000][1463935] Medium CVE-2024-0814: Incorrect security UI in Payments. Reported by Muneaki Nishimura (nishimunea) on 2023-07-11

[$1000][1477151] Medium CVE-2024-0813: Use after free in Reading Mode. Reported by @retsew0x01 on 2023-08-30

[$1000][1505176] Medium CVE-2024-0806: Use after free in Passwords. Reported by 18楼梦想改造家 on 2023-11-25

[N/A][1494490] Low CVE-2024-0811: Inappropriate implementation in Extensions API. Reported by Jann Horn of Google Project Zero on 2023-10-21

[TBD][1497985] Low CVE-2024-0809: Inappropriate implementation in Autofill. Reported by Ahmed ElMasry on 2023-10-31


Users who are pinned to a specific release of ChromeOS will not receive these security fixes or any other security fixes. We recommend updating to the latest version of Stable to ensure you are protected against exploitation of known vulnerabilities. 


To see fixes included in the Long Term Stable channel, see the release notes.

Long Term Support Channel Update for ChromeOS

A new LTC-120, version 120.0.6099.272 (Platform Version: 15662.88.0), is being rolled out for most ChromeOS devices. 

If you have devices in the LTC channel, they will be updated to this version. The LTS channel remains on LTS-114 until March 28th, 2024. 

Release notes for LTC-120 can be found here 
Want to know more about Long-term Support? Click here


Giuliana Pritchard 
Google Chrome OS

Beta Channel Update for ChromeOS / ChromeOS Flex

The Beta channel is being updated to OS version: 15699.54.0, Browser version: 121.0.6167.155 for most ChromeOS devices.

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

  1. File a bug
  2. Visit our ChromeOS communities
    1. General: Chromebook Help Community
    2. Beta Specific: ChromeOS Beta Help Community
  3. Report an issue or send feedback on Chrome

Interested in switching channels? Find out how.

Matt Nelson,
Google ChromeOS

Stable Channel Update for ChromeOS / ChromeOS Flex

Hello All,

The Stable channel is being updated to 120.0.6099.272 (Platform version: 15662.88.0) for 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 the latest release notes.

- Google ChromeOS

Long Term Support Channel Update for ChromeOS

A new LTC-120 version 120.0.6099.235 (Platform Version: 15662.76.0), is being rolled out for most ChromeOS devices. 

If you have devices in the LTC channel, they will be updated to this version. The LTS channel remains on LTS-114 until April 2nd, 2024. 

Release notes for LTC-120 can be found here 
Want to know more about Long-term Support? Click here


Giuliana Pritchard 
Google Chrome OS