Use After Free in perf | CVE-2018-19824

Q: How to fix?

Upgrade RHEL:8 perf to version 0:4.18.0-80.11.1.el8_0 or higher. This issue was patched in RHSA-2019:2703 .

Threat Intelligence

0.04% (12^th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Use After Free vulnerabilities in an interactive lesson.

Start learning

Snyk IDSNYK-RHEL8-PERF-3457991
published26 Jul 2021
disclosed4 Dec 2018

Report a new vulnerability Found a mistake?

Introduced: 4 Dec 2018

CVE-2018-19824 (opens in a new tab) CWE-416 (opens in a new tab)

How to fix?

Upgrade RHEL:8 perf to version 0:4.18.0-80.11.1.el8_0 or higher.
This issue was patched in RHSA-2019:2703.

NVD Description

Note: Versions mentioned in the description apply only to the upstream perf package and not the perf package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

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.

Use After Free Affecting perf package, versions <0:4.18.0-80.11.1.el8_0

Severity