CVE-2026-74500

kernel: ALSA: usb-audio: fix stack info leak in RME Digiface status

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · August 15, 2026

Updated · October 29, 2026

Description

A flaw was found in the Linux kernel's ALSA (Advanced Linux Sound Architecture) USB audio driver, specifically affecting RME Digiface devices. An unprivileged local user could exploit this vulnerability by reading the device status, which, due to an uninitialized buffer, may expose sensitive kernel stack memory. This information disclosure could potentially aid in further attacks.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

CWE-908 · Use of Uninitialized Resource