MEDIUM
The __do_follow_link function in fs/namei.c in the Linux kernel before 2.6.33 does not properly handle the last pathname component during use of certain filesystems, which allows local users to cause a denial of service (incorrect free operations and system crash) via an open system call.
http://linux.oracle.com/errata/ELSA-2014-0771.html
http://linux.oracle.com/errata/ELSA-2014-3043.html
http://mirror.linux.org.au/linux/kernel/v2.6/ChangeLog-2.6.33
http://secunia.com/advisories/59262
http://secunia.com/advisories/59309
http://secunia.com/advisories/59406
http://secunia.com/advisories/59560
http://www.securityfocus.com/bid/68125
https://bugzilla.redhat.com/show_bug.cgi?id=1094363
https://github.com/torvalds/linux/commit/86acdca1b63e6890540fa19495cfc708beff3d8b
Source: MITRE
Published: 2014-06-23
Updated: 2020-08-06
Type: CWE-416
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
Base Score: 5.5
Vector: CVSS:3.1/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