CVE-2018-14646
"Linux kernel NULL Pointer Dereference in __netlink_ns_capable"
Description
The Linux kernel before 4.15-rc8 was found to be vulnerable to a NULL pointer dereference bug in the __netlink_ns_capable() function in the net/netlink/af_netlink.c file. A local attacker could exploit this when a net namespace with a netnsid is assigned to cause a kernel panic and a denial of service.
INFO
Published Date :
Nov. 26, 2018, 7:29 p.m.
Last Modified :
Oct. 9, 2019, 11:35 p.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
3.6
Exploitability Score :
1.8
Affected Products
The following products are affected by CVE-2018-14646
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2018-14646.
| URL | Resource |
|---|---|
| https://access.redhat.com/errata/RHSA-2018:3651 | Vendor Advisory |
| https://access.redhat.com/errata/RHSA-2018:3666 | Vendor Advisory |
| https://access.redhat.com/errata/RHSA-2018:3843 | Vendor Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14646 | Issue Tracking Patch Vendor Advisory |
| https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f428fe4a04cc339166c8bbd489789760de3a0cee | Patch Third Party Advisory |
| https://marc.info/?l=linux-netdev&m=151500466401174&w=2 | Patch Third Party Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2018-14646 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2018-14646 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Oct. 09, 2019
Action Type Old Value New Value Added CVSS V3 Red Hat, Inc. AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Added CWE Red Hat, Inc. CWE-476 -
Initial Analysis by [email protected]
Dec. 19, 2018
Action Type Old Value New Value Added CVSS V2 (AV:L/AC:L/Au:N/C:N/I:N/A:C) Added CVSS V3 AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14646 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14646 Issue Tracking, Patch, Vendor Advisory Changed Reference Type https://access.redhat.com/errata/RHSA-2018:3843 No Types Assigned https://access.redhat.com/errata/RHSA-2018:3843 Vendor Advisory Changed Reference Type https://access.redhat.com/errata/RHSA-2018:3666 No Types Assigned https://access.redhat.com/errata/RHSA-2018:3666 Vendor Advisory Changed Reference Type https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f428fe4a04cc339166c8bbd489789760de3a0cee No Types Assigned https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f428fe4a04cc339166c8bbd489789760de3a0cee Patch, Third Party Advisory Changed Reference Type https://marc.info/?l=linux-netdev&m=151500466401174&w=2 No Types Assigned https://marc.info/?l=linux-netdev&m=151500466401174&w=2 Patch, Third Party Advisory Changed Reference Type https://access.redhat.com/errata/RHSA-2018:3651 No Types Assigned https://access.redhat.com/errata/RHSA-2018:3651 Vendor Advisory Added CWE CWE-476 Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (including) 4.14 *cpe:2.3:o:linux:linux_kernel:4.15:rc1:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:4.15:rc2:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:4.15:rc3:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:4.15:rc4:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:4.15:rc5:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:4.15:rc6:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:4.15:rc7:*:*:*:*:*:* Added CPE Configuration OR *cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Dec. 19, 2018
Action Type Old Value New Value Added Reference https://access.redhat.com/errata/RHSA-2018:3843 [No Types Assigned] -
CVE Modified by [email protected]
Nov. 27, 2018
Action Type Old Value New Value Added Reference https://access.redhat.com/errata/RHSA-2018:3666 [No Types Assigned] Added Reference https://access.redhat.com/errata/RHSA-2018:3651 [No Types Assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2018-14646 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2018-14646
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.04 }} 0.00%
score
0.05635
percentile