CVE-2021-32537: Realtek Hda Driver

Medium severity, CVSS 6.5. EPSS: 0.4% chance of exploitation in the next 30 days.

Realtek HAD contains a driver crashed vulnerability which allows local side attackers to send a special string to the kernel driver in a user’s mode. Due to unexpected commands, the kernel driver will cause the system crashed.

Affected products

• Realtek Hda Driver: from 8155, up to and including 9150

Published 2021-07-07. Last modified 2026-10-08.