Google Chrome browser (139.0.7258.154/.155) Security Update Advisory

Overview

 

Google has released an update to address a vulnerability in the Chrome(https://www.google.com/chrome) browser. Users of affected versions are advised to update to the latest version.

 

Affected Products

 

Chrome before version 139.0.7258.154 (Linux)

Chrome before version 139.0.7258.154/.155 (Windows, Mac)

 

Resolved Vulnerabilities

 

Severe Memory Free and Reuse (UAF) vulnerability in the Angle function (CVE-2025-9478) [1]

 

Vulnerability Patches

 

The following Vulnerability Patches were made available in the August 26, 2025 update. For more information on Vulnerability Patches, please refer to the “Google Chrome” Referenced Sites document.

Chrome 139.0.7258.154/.155 and later (Windows, Mac)

Chrome 139.0.7258.154 and later (Linux)

 

Referenced Sites

 

[1] Stable Channel Update for Desktop

https://chromereleases.googleblog.com/2025/08/stable-channel-update-for-desktop_26.html

[2] Chrome Update

https://support.google.com/chrome/answer/95414?co=GENIE.Platform%3DDesktop