CVE-2025-24990

STATUS Analyzing
SEVERITY Medium
LEAD_AGENT Med Amine
DEADLINE

Vulnerability details

Advisory: SB2025101458 – Privilege escalation in Microsoft Windows Agere Modem driver

Vulnerable component: Windows

CVE-ID: CVE-2025-24990

CVSSv3 score: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C

CWE-ID: CWE-822 – Untrusted Pointer Dereference

Description:

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

The vulnerability exists due to untrusted pointer dereference in the third party Agere Modem driver ltmdm64.sys that ships natively with supported Windows operating systems. A local user can pass specially crafted input to the driver and execute arbitrary code on the system with elevated privileges.

Note, the vulnerability is being actively exploited in the wild. 

External links:

https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-24990
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