Privilege Escalation Vulnerability in Motorola SM56 Modem Driver

CVE-2024-55414

What is CVE-2024-55414?

A vulnerability exists in the SmSerl64.sys driver of the Motorola SM56 Modem WDM Driver v6.12.23.0. This flaw allows low-privileged users to map physical memory through specially crafted IOCTL requests. Exploiting this vulnerability can lead to privilege escalation, unauthorized code execution with high privileges, and potential information disclosure. Additionally, the use of these signed drivers may enable attackers to circumvent Microsoft’s driver-signing policy to deploy malicious software.

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CVE-2024-55414

Microsoft Patch Tuesday security updates for January 2026 fixed actively exploited zero-day

Microsoft Patch Tuesday addressed 110 security flaws across Windows, Office, Azure, Edge, and more, including eight critical vulnerabilities.

3 weeks ago

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