CVE-2014-0196

MEDIUM5.5⚠ KEVEPSS 49.9%

linux - security update

Published: 5/7/2014Modified: 3/9/2026Added to CISA KEV: 5/12/2023

Also known as:DSA-2926-1 DSA-2928-1DEBIAN-CVE-2014-0196

Description

The n_tty_write function in drivers/tty/n_tty.c in the Linux kernel through 3.14.3 does not properly manage tty driver access in the "LECHO & !OPOST" case, which allows local users to cause a denial of service (memory corruption and system crash) or gain privileges by triggering a race condition involving read and write operations with long strings.

Affected packages (3)

Debian/linuxfrom 0, < 3.14.4-1
Debian/linuxfrom 0, < 3.2.57-3+deb7u1
Debian/linux-2.6from 0, < 2.6.32-48squeeze6

CVSS scores

Source	Version	Severity	Vector
osv	CVSS 3.1	MEDIUM5.5	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References (1)

ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2014-0196