CVE-2019-15917

high

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.

References

http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.html

http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.html

http://packetstormsecurity.com/files/155890/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.5

https://github.com/torvalds/linux/commit/56897b217a1d0a91c9920cb418d6b3fe922f590a

https://lists.debian.org/debian-lts-announce/2019/09/msg00025.html

https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html

https://seclists.org/bugtraq/2020/Jan/10

https://security.netapp.com/advisory/ntap-20191004-0001/

Details

Source: MITRE

Published: 2019-09-04

Updated: 2020-03-09

Type: CWE-416

Risk Information

CVSS v2

Base Score: 6.9

Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C

Impact Score: 10

Exploitability Score: 3.4

Severity: MEDIUM

CVSS v3

Base Score: 7

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

Impact Score: 5.9

Exploitability Score: 1

Severity: HIGH