CVE-2017-18360

MEDIUM

Linux Kernel < 4.11.3 - Denial of Service via High Baud Rate Setting

Title source: llm
STIX 2.1

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)

Core 7
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.11.3
Issue Tracking, Third Party Advisory x_refsource_misc
https://bugzilla.suse.com/show_bug.cgi?id=1123706
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/106802
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/3933-2/
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/3933-1/

Scores

CVSS v3 5.5
EPSS 0.0043
EPSS Percentile 34.2%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-369
Status published
Products (3)
canonical/ubuntu_linux 12.04
canonical/ubuntu_linux 14.04
linux/linux_kernel < 4.11.3
Published Jan 31, 2019
Tracked Since Feb 18, 2026