P4Verified

CVE-2021-32537: hda driver from 8155 (inclusive), through 9150 (inclusive); +1 more affected products

CVE-2021-32537. CVSS 3.1 base score 6.5 (MEDIUM, Vendor/CNA). EPSS 0.00436 (percentile 0.35904), scored 2026-10-08.

Affected technology

hda driver · from 8155 (inclusive), through 9150 (inclusive)
realtek

HDA driver · 8155 through 9150
Realtek

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Local · Low privileges required · No user interaction required

What an attacker can do

Local side attackers can send a special string to the kernel driver in a user’s mode. Vendor/CNA’s CVSS 3.1 assessment (base score 6.5/10) rates confidentiality and integrity impact as none; availability impact as high.

Published 2026-10-09 03:15:30.783095+00:00

CWE: CWE-119
CCR priority: 26.1 /100 (P4)
CVSS 3.1: 6.5 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H · Vendor/CNA
EPSS: 0.00436 · percentile 0.35904 · 2026-10-08
KEV: no

Provenance

GitHub Advisory Database · Source record · observed 2026-10-09 03:17:07.463462+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-09 03:13:32.966430+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2021-32537.html