Vulnerability Monitor

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CVE-2014-0203

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.

Published

2014-06-23T11:21:17.170

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv3.1: 5.5 (MEDIUM)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:N/I:N/A:C

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

3.9

Impact Score

6.9

Weaknesses

Type: Primary
CWE-416

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	linux	linux_kernel	< 2.6.33	Yes
Operating System	oracle	linux	5	Yes
Operating System	oracle	linux	6	Yes

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=86acdca1b63e6890540fa19495cfc708beff3d8b ([email protected])
http://linux.oracle.com/errata/ELSA-2014-0771.html Third Party Advisory ([email protected])
http://linux.oracle.com/errata/ELSA-2014-3043.html Third Party Advisory ([email protected])
http://mirror.linux.org.au/linux/kernel/v2.6/ChangeLog-2.6.33 Broken Link ([email protected])
http://secunia.com/advisories/59262 Broken Link ([email protected])
http://secunia.com/advisories/59309 Broken Link ([email protected])
http://secunia.com/advisories/59406 Broken Link ([email protected])
http://secunia.com/advisories/59560 Broken Link ([email protected])
http://www.securityfocus.com/bid/68125 Third Party Advisory, VDB Entry ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=1094363 Exploit, Issue Tracking, Patch, Third Party Advisory ([email protected])
https://github.com/torvalds/linux/commit/86acdca1b63e6890540fa19495cfc708beff3d8b Patch, Third Party Advisory ([email protected])
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=86acdca1b63e6890540fa19495cfc708beff3d8b (af854a3a-2127-422b-91ae-364da2661108)
http://linux.oracle.com/errata/ELSA-2014-0771.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://linux.oracle.com/errata/ELSA-2014-3043.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://mirror.linux.org.au/linux/kernel/v2.6/ChangeLog-2.6.33 Broken Link (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/59262 Broken Link (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/59309 Broken Link (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/59406 Broken Link (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/59560 Broken Link (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/68125 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=1094363 Exploit, Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/torvalds/linux/commit/86acdca1b63e6890540fa19495cfc708beff3d8b Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)