CVE-2011-5321

MediumCVSS 5.5/10Last modified Jun 16, 2026

Description

The tty_open function in drivers/tty/tty_io.c in the Linux kernel before 3.1.1 mishandles a driver-lookup failure, which allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact via crafted access to a device file under the /dev/pts directory.

Metrics

CVSS 3.0 5.5/10CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected software

No affected versions have been published.

Timeline

Published
May 2, 2016
Last modified
Jun 16, 2026
NVD status
Modified

Related CVEs from 2011

CVE-2011-5321: Medium severity, CVSS 5.5 | Vulnix