SB2025101546 - Multiple vulnerabilities in Microsoft Windows Device Association Broker Service

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Untrusted Pointer Dereference (CVE-ID: CVE-2025-55677)

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

The vulnerability exists due to untrusted pointer dereference in Windows Device Association Broker Service. A local user can gain elevated privileges on the target system.

2) Use-after-free (CVE-ID: CVE-2025-50174)

The vulnerability allows a local user to compromise vulnerable system.

The vulnerability exists due to a use-after-free error in Windows Device Association Broker Service. A local user can win a race condition and gain elevated privileges on the target system.

Remediation

Install update from vendor's website.

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2025-55677
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2025-50174