CVE-2019-15917

Name: CVE-2019-15917
Creator: NVD / NIST
Published: 2019-09-04T19:15:11.91+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7/10EPSS 0.67%

Last modified Jun 17, 2026

CVE-2019-15917 is a high-severity vulnerability rated 7/10 on the CVSS scale. An issue was discovered in the Linux kernel before 5.0.5. There is a use-after-free issue when hci_uart_register_dev() fails in hci_uart_set_proto() in drivers/bluetooth/hci_ldisc.c.. EPSS estimates a 0.67% chance of exploitation in the next 30 days.

Description

An issue was discovered in the Linux kernel before 5.0.5. There is a use-after-free issue when hci_uart_register_dev() fails in hci_uart_set_proto() in drivers/bluetooth/hci_ldisc.c.

Metrics

CVSS 3.1

7/10

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

EPSS Probability

0.67%

47.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-416

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	>= 3.12.61, < 3.13
Linux	Linux Kernel	>= 4.7, < 4.9.202
Linux	Linux Kernel	>= 4.10, < 4.14.109
Linux	Linux Kernel	>= 4.15, < 4.19.32
Linux	Linux Kernel	>= 4.20, < 5.0.5
Debian	Debian Linux	8.0
Opensuse	Leap	15.0
Opensuse	Leap	15.1

References

http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.htmlThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.htmlThird Party Advisory
http://packetstormsecurity.com/files/155890/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.htmlThird Party Advisory, VDB Entry
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.5Release Notes
https://github.com/torvalds/linux/commit/56897b217a1d0a91c9920cb418d6b3fe922f590aPatch
https://lists.debian.org/debian-lts-announce/2019/09/msg00025.htmlThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/03/msg00001.htmlThird Party Advisory
https://seclists.org/bugtraq/2020/Jan/10Mailing List, Third Party Advisory
https://security.netapp.com/advisory/ntap-20191004-0001/Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.htmlThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.htmlThird Party Advisory
http://packetstormsecurity.com/files/155890/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.htmlThird Party Advisory, VDB Entry
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.5Release Notes
https://github.com/torvalds/linux/commit/56897b217a1d0a91c9920cb418d6b3fe922f590aPatch
https://lists.debian.org/debian-lts-announce/2019/09/msg00025.htmlThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/03/msg00001.htmlThird Party Advisory
https://seclists.org/bugtraq/2020/Jan/10Mailing List, Third Party Advisory
https://security.netapp.com/advisory/ntap-20191004-0001/Third Party Advisory

Timeline

Published: Sep 4, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-15917?

An issue was discovered in the Linux kernel before 5.0.5. There is a use-after-free issue when hci_uart_register_dev() fails in hci_uart_set_proto() in drivers/bluetooth/hci_ldisc.c.

How severe is CVE-2019-15917?

CVE-2019-15917 has a CVSS score of 7/10 (HIGH severity). The EPSS model estimates a 0.67% probability of exploitation in the next 30 days.

How do I fix CVE-2019-15917?

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-2019-15917?

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

Scan your code now

Source: NVD / NIST