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.

CVSS v3 5.5 MEDIUM
CVSS v2.0 4.9 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.9^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 3.9 / Impact : 6.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

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

Configurations

Configuration 1 (hide)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:oracle:linux:5:-::::::
	cpe:2.3:o:oracle:linux:6:-::::::

History

No history.

Information

Published : 2014-06-23 11:21

Updated : 2023-02-13 00:37

NVD link : CVE-2014-0203

Mitre link : CVE-2014-0203

CVE.ORG link : CVE-2014-0203

JSON object : View

Products Affected

oracle

linux

linux

linux_kernel

CWE

CWE-416

Use After Free

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