Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2018-1065

18
FAUCET Score

CVE-2018-1065 is a denial-of-service vulnerability affecting the netfilter subsystem in the Linux kernel through version 4.15.7. It arises from improper handling of netfilter rule blobs containing a jump but lacking a user-defined chain, specifically within the arp_tables.c, ip_tables.c, and ip6_tables.c files. The vulnerability has a CVSS v3.0 score of 4.7 (Medium), indicating a local attack vector with high attack complexity, requiring CAP_NET_RAW or CAP_NET_ADMIN capabilities, and leading to a NULL pointer dereference for a denial-of-service impact. There is no impact on confidentiality or integrity. Currently, there is no evidence of active exploitation, and no public exploit code is available on platforms like Metasploit or ExploitDB. The vulnerability has received minimal community discussion and media coverage, suggesting low public awareness and limited exploitation interest.

Impacted Technologies

VendorProductVersion(s)CPE
<= 4.15.7CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

4.7MEDIUM

CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.0
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.42%
Probability of exploitation in next 30 days
EPSS Percentile
34.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0042 is in the 83rd percentile among its peer group of 1,297 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.4 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: kernel-alt-0:4.14.0-115.el7a
View patch

Vendor Advisories (1)

redhatCVE-2018-1065Moderate

kernel: netfilter: xtables NULL pointer dereference in ip6_tables.c:ip6t_do_table() leading to a crash

Feb 4, 2018

References

git.kernel.org / cgit/linux/kernel/git/torvalds/linux.git/commit
PatchVendor Advisory
lists.openwall.net / netdev/2018/01/27/46
Third Party Advisory
patchwork.ozlabs.org / patch/870355
PatchThird Party Advisory
access.redhat.com / errata/RHSA-2018:2948
bugzilla.redhat.com / show_bug.cgi
Issue TrackingThird Party Advisory
github.com / torvalds/linux/commit/57ebd808a97d7c5b1e1afb937c2db22beba3c1f8
PatchThird Party Advisory
usn.ubuntu.com / 3654-1
usn.ubuntu.com / 3654-2
usn.ubuntu.com / 3656-1
debian.org / security/2018/dsa-4188
securitytracker.com / id/1040446
Third Party AdvisoryVDB Entry