CVE-2017-18360

MEDIUM

Linux Kernel < 4.11.3 - Divide By Zero

Title source: rule

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 (7)

[Patch, Vendor Advisory] http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6aeb75e6adfaed16e58780309613a578fe1ee90b

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/106802

[Issue Tracking, Third Party Advisory] https://bugzilla.suse.com/show_bug.cgi?id=1123706

[Release Notes, Vendor Advisory] https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.11.3

[Patch, Third Party Advisory] https://github.com/torvalds/linux/commit/6aeb75e6adfaed16e58780309613a578fe1ee90b

[Third Party Advisory] https://usn.ubuntu.com/3933-1/

[Third Party Advisory] https://usn.ubuntu.com/3933-2/

Scores

CVSS v3 5.5

EPSS 0.0008

EPSS Percentile 23.0%

Attack Vector LOCAL

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

Classification

CWE

CWE-369

Status published

Affected Products (3)

linux/linux_kernel < 4.11.3

canonical/ubuntu_linux

Timeline

Published Jan 31, 2019

Tracked Since Feb 18, 2026