CVE Database›Document archive›CVE-2018-19824

CVE-2018-19824

kernel: Use-after-free in sound/usb/card.c:usb_audio_probe()

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Severity

Moderate

Red Hat Product Security

6.6

CVSS 3.0

Review impact separately from score.

Published · December 4, 2018

Updated · June 28, 2026

Description

A flaw was found In the Linux kernel, through version 4.19.6, where a local user could exploit a use-after-free in the ALSA driver by supplying a malicious USB Sound device (with zero interfaces) that is mishandled in usb_audio_probe in sound/usb/card.c. An attacker could corrupt memory and possibly escalate privileges if the attacker is able to have physical access to the system.

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 3.0 · 6.6
CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE-416 · Use After Free