National Vulnerability Database

National Vulnerability Database

National Vulnerability

CVE-2014-9715 Detail


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      Last Modified:  05/27/2015

Evaluator Description

CWE-476: NULL Pointer Dereference

Quick Info

CVE Dictionary Entry:
Original release date:
Last revised:


CVSS Severity (version 2.0):
CVSS v2 Base Score:
(AV:L/AC:L/Au:N/C:N/I:N/A:C) (legend)
Impact Subscore:
Exploitability Subscore:
CVSS Version 2 Metrics:
Access Vector:
Locally exploitable
Access Complexity:
Not required to exploit
Impact Type:
Allows disruption of service

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Hyperlink Resource Type Source Name;a=commit;h=223b02d923ecd7c84cf9780bb3686f455d279279 External Source CONFIRM;a=commit;h=223b02d923ecd7c84cf9780bb3686f455d279279 External Source MLIST [netfilter-devel] 20140526 OOPS NULL pointer dereference in nf_nat_setup_info+0x471 (reproductible, 3.14.4) External Source REDHAT RHSA-2015:1534 External Source REDHAT RHSA-2015:1564 External Source DEBIAN DSA-3237 External Source CONFIRM External Source MLIST [oss-security] 20150407 CVE request netfilter connection tracking accounting. External Source CONFIRM External Source BID 73953 External Source SECTRACK 1032415 External Source CONFIRM External Source CONFIRM

Technical Details

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