SB2025082021 - Multiple vulnerabilities in Google ChromeOS



SB2025082021 - Multiple vulnerabilities in Google ChromeOS

Published: August 20, 2025

Security Bulletin ID SB2025082021
Severity
High
Patch available
YES
Number of vulnerabilities 11
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 36% Medium 18% Low 45%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 11 secuirty vulnerabilities.


1) Use-after-free (CVE-ID: CVE-2025-0932)

The vulnerability allows a local application to escalate privileges on the system.

The vulnerability exists due to a use-after-free error in the Arm Mali GPU Userspace Driver. A local application can execute arbitrary code with elevated privileges. 


2) Use-after-free (CVE-ID: CVE-2025-8578)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within Cast in Google Chrome. A remote attacker can trick the victim into visiting a specially crafted web page, trigger a use-after-free error and gain access to sensitive information.


3) Improperly implemented security check for standard (CVE-ID: CVE-2025-8581)

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to incorrect implementation in Extensions in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and gain access to sensitive information.


4) Use-after-free (CVE-ID: CVE-2025-8576)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within Extensions in Google Chrome. A remote attacker can trick the victim into visiting a specially crafted web page, trigger a use-after-free error and gain access to sensitive information.


5) Improperly implemented security check for standard (CVE-ID: CVE-2025-8580)

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to incorrect implementation in Filesystems in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and gain access to sensitive information.


6) Improperly implemented security check for standard (CVE-ID: CVE-2025-8583)

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to incorrect implementation in Permissions in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and gain access to sensitive information.


7) Input validation error (CVE-ID: CVE-2025-8582)

The vulnerability allows a remote attacker to gain access to crash the browser.

The vulnerability exists due to a improper input validation in DOM in Google Chrome. A remote attacker can trick the victim to perform certain actions in browser and crash it.


8) Out-of-bounds write (CVE-ID: CVE-2025-8901)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted HTML content in ANGLE. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger out-of-bounds write and execute arbitrary code on the target system.


9) Improperly implemented security check for standard (CVE-ID: CVE-2025-8881)

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to incorrect implementation in File Picker in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and gain access to sensitive information.


10) Race condition (CVE-ID: CVE-2025-8880)

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to a race condition in V8 in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage and execute arbitrary code on the target system.


11) Heap-based buffer overflow (CVE-ID: CVE-2025-8879)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted HTML content in libaom. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger a heap-based buffer overflow and execute arbitrary code on the target system.


Remediation

Install update from vendor's website.