Microsoft Windows Untrusted Pointer Dereference Vulnerability. Actively exploited: CISA added this vulnerability to its Known Exploited Vulnerabilities catalog on 14/10/2025. Patch affected systems as an emergency.
| Package | Affected versions | Patched versions |
|---|---|---|
| Windows | Versions not published yet (product named by CISA KEV) | |
Microsoft is aware of vulnerabilities in the third party Agere Modem driver that ships natively with supported Windows operating systems. This is an announcement of the upcoming removal of ltmdm64.sys driver. The driver has been removed in the October cumulative update. Fax modem hardware dependent on this specific driver will no longer work on Windows. Microsoft recommends removing any existing dependencies on this hardware.
Running one of these products? Scan your site to see whether it exposes a vulnerable version.
Scan my site free