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-2018-13406

23
FAUCET Score

CVE-2018-13406 describes an integer overflow in the Linux kernel's uvesafb_setcmap function (drivers/video/fbdev/uvesafb.c) affecting versions before 4.17.4, including various Canonical and Debian Linux distributions. This vulnerability carries a CVSSv3 score of 7.8 (High), indicating that a local attacker with low privileges can exploit it with low complexity to potentially crash the kernel or achieve privilege escalation. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 2.6.24, < 3.16.58CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 3.17, < 3.18.114CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 3.19, < 4.4.139CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 4.5, < 4.9.111CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 4.10, < 4.14.53CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.8HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.53%
Probability of exploitation in next 30 days
EPSS Percentile
41.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0053 is in the 81st percentile among its peer group of 17,070 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2018-13406

kernel: Integer overflow in drivers/video/fbdev/uvesafb.c:uvesafb_setcmap() allows for potential denial of service

Jul 6, 2018

References

git.kernel.org / cgit/linux/kernel/git/torvalds/linux.git/commit
Patch
cdn.kernel.org / pub/linux/kernel/v4.x/ChangeLog-4.17.4
Release Notes
github.com / torvalds/linux/commit/9f645bcc566a1e9f921bdae7528a01ced5bc3713
Patch
lists.debian.org / debian-lts-announce/2019/03/msg00017.html
Mailing ListThird Party Advisory
usn.ubuntu.com / 3752-1
Third Party Advisory
usn.ubuntu.com / 3752-2
Third Party Advisory
usn.ubuntu.com / 3752-3
Third Party Advisory
usn.ubuntu.com / 3753-1
Third Party Advisory
usn.ubuntu.com / 3753-2
Third Party Advisory
usn.ubuntu.com / 3754-1
Third Party Advisory
securityfocus.com / bid/104685
Third Party AdvisoryVDB Entry
securitytracker.com / id/1041355
Third Party AdvisoryVDB Entry