CVE-2019-15223

Name: CVE-2019-15223
Creator: NVD / NIST
Published: 2019-08-19T22:15:12.05+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.6/10EPSS 0.60%

Last modified Jun 17, 2026

CVE-2019-15223 is a medium-severity vulnerability rated 4.6/10 on the CVSS scale. An issue was discovered in the Linux kernel before 5.1.8. There is a NULL pointer dereference caused by a malicious USB device in the sound/usb/line6/driver.c driver.. EPSS estimates a 0.60% chance of exploitation in the next 30 days.

Description

An issue was discovered in the Linux kernel before 5.1.8. There is a NULL pointer dereference caused by a malicious USB device in the sound/usb/line6/driver.c driver.

Metrics

CVSS 3.1

4.6/10

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

EPSS Probability

0.60%

44.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	< 5.1.8
Netapp	H410c Firmware	All versions
Netapp	Active Iq Unified Manager	All versions
Netapp	Data Availability Services	All versions
Netapp	Solidfire \& Hci Management Node	All versions
Netapp	Solidfire Baseboard Management Controller	All versions
Canonical	Ubuntu Linux	18.04
Canonical	Ubuntu Linux	19.04

References

http://www.openwall.com/lists/oss-security/2019/08/20/2Mailing List, Third Party Advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1.8Release Notes
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0b074ab7fc0d575247b9cc9f93bb7e007ca38840Patch
https://security.netapp.com/advisory/ntap-20190905-0002/Third Party Advisory
https://syzkaller.appspot.com/bug?id=0c1e517c657d3de2361cb0cc2d3a8663c25039a7Exploit, Third Party Advisory
https://usn.ubuntu.com/4147-1/Third Party Advisory
http://www.openwall.com/lists/oss-security/2019/08/20/2Mailing List, Third Party Advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1.8Release Notes
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0b074ab7fc0d575247b9cc9f93bb7e007ca38840Patch
https://security.netapp.com/advisory/ntap-20190905-0002/Third Party Advisory
https://syzkaller.appspot.com/bug?id=0c1e517c657d3de2361cb0cc2d3a8663c25039a7Exploit, Third Party Advisory
https://usn.ubuntu.com/4147-1/Third Party Advisory

Timeline

Published: Aug 19, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-15223?

An issue was discovered in the Linux kernel before 5.1.8. There is a NULL pointer dereference caused by a malicious USB device in the sound/usb/line6/driver.c driver.

How severe is CVE-2019-15223?

CVE-2019-15223 has a CVSS score of 4.6/10 (MEDIUM severity). The EPSS model estimates a 0.60% probability of exploitation in the next 30 days.

How do I fix CVE-2019-15223?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-15223?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST