Rapid7’s 2026 Global Cybersecurity Summit is now available on-demand.Watch sessions.
Rapid7

vulnerability

Red Hat OpenShift: CVE-2018-19824: kernel: Use-after-free in sound/usb/card.c:usb_audio_probe()

Severity
5
CVSS
(AV:L/AC:L/Au:N/C:P/I:P/A:P)
Published
Dec 3, 2018
Added
Dec 29, 2020
Modified
Mar 30, 2026

Description

In the Linux kernel through 4.19.6, 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.

Solution

linuxrpm-upgrade-redhat-coreos
Title
Rapid7 Labs

2026 Global Threat Landscape Report

The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.