National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2014-9715 Detail

Description

include/net/netfilter/nf_conntrack_extend.h in the netfilter subsystem in the Linux kernel before 3.14.5 uses an insufficiently large data type for certain extension data, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) via outbound network traffic that triggers extension loading, as demonstrated by configuring a PPTP tunnel in a NAT environment.

Source:  MITRE
Description Last Modified:  05/27/2015

Evaluator Description

CWE-476: NULL Pointer Dereference

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 4.9 MEDIUM
Vector: (AV:L/AC:L/Au:N/C:N/I:N/A:C) (V2 legend)
Impact Subscore: 6.9
Exploitability Subscore: 3.9


Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=223b02d923ecd7c84cf9780bb3686f455d279279
http://marc.info/?l=netfilter-devel&m=140112364215200&w=2
http://rhn.redhat.com/errata/RHSA-2015-1534.html
http://rhn.redhat.com/errata/RHSA-2015-1564.html
http://www.debian.org/security/2015/dsa-3237
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.14.5
http://www.openwall.com/lists/oss-security/2015/04/08/1
http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
http://www.securityfocus.com/bid/73953
http://www.securitytracker.com/id/1032415
https://bugzilla.redhat.com/show_bug.cgi?id=1208684
https://github.com/torvalds/linux/commit/223b02d923ecd7c84cf9780bb3686f455d279279

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.3

Configuration 1 ( hide )
 cpe:/o:linux:linux_kernel
     Show Matching CPE(s)
Up to (including)
3.14.4


Change History

8 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2014-9715
NVD Published Date:
05/27/2015
NVD Last Modified:
12/30/2016