CVE-2018-20961

critical

Description

In the Linux kernel before 4.16.4, a double free vulnerability in the f_midi_set_alt function of drivers/usb/gadget/function/f_midi.c in the f_midi driver may allow attackers to cause a denial of service or possibly have unspecified other impact.

References

Advisories
More

https://usn.ubuntu.com/4145-1/

https://support.f5.com/csp/article/K58502654

https://security.netapp.com/advisory/ntap-20190905-0002/

https://seclists.org/bugtraq/2019/Aug/48

https://github.com/torvalds/linux/commit/7fafcfdf6377b18b2a726ea554d6e593ba44349f

http://packetstormsecurity.com/files/154951/Kernel-Live-Patch-Security-Notice-LSN-0058-1.html

http://packetstormsecurity.com/files/154228/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html

https://support.f5.com/csp/article/K58502654?utm_source=f5support&amp%3Butm_medium=RSS

https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=7fafcfdf6377b18b2a726ea554d6e593ba44349f

https://euvd.enisa.europa.eu/vulnerability/EUVD-2018-13499

https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.16.4

Details

Source: Mitre, NVD

Published: 2019-08-07

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

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