SB2025120812 - Security restrictions bypass in Avast Antivirus
Published: December 8, 2025
Security Bulletin ID
SB2025120812
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Race condition (CVE-ID: CVE-2025-10905)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a race condition in MiniFilter driver. A local user can disable the real-time protection and self-defense mechanisms.
Remediation
Install update from vendor's website.