CVE-2017-18360

medium

Description

In change_port_settings in drivers/usb/serial/io_ti.c in the Linux kernel before 4.11.3, local users could cause a denial of service by division-by-zero in the serial device layer by trying to set very high baud rates.

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6aeb75e6adfaed16e58780309613a578fe1ee90b

http://www.securityfocus.com/bid/106802

https://bugzilla.suse.com/show_bug.cgi?id=1123706

https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.11.3

https://github.com/torvalds/linux/commit/6aeb75e6adfaed16e58780309613a578fe1ee90b

https://usn.ubuntu.com/3933-1/

https://usn.ubuntu.com/3933-2/

Details

Source: MITRE

Published: 2019-01-31

Updated: 2019-04-17

Type: CWE-369

Risk Information

CVSS v2

Base Score: 4.9

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

Impact Score: 6.9

Exploitability Score: 3.9

Severity: MEDIUM

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM