CVE-2017-17854

Name: CVE-2017-17854
Creator: NVD / NIST
Published: 2017-12-27T17:08:20.203+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.39%

Last modified Jun 17, 2026

CVE-2017-17854 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. kernel/bpf/verifier.c in the Linux kernel through 4.14.8 allows local users to cause a denial of service (integer overflow and memory corruption) or possibly have unspecified other impact by leveraging unrestricted integer values for pointer arithmetic.. EPSS estimates a 0.39% chance of exploitation in the next 30 days.

Description

kernel/bpf/verifier.c in the Linux kernel through 4.14.8 allows local users to cause a denial of service (integer overflow and memory corruption) or possibly have unspecified other impact by leveraging unrestricted integer values for pointer arithmetic.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.39%

30.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-190

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	>= 4.14, < 4.14.9
Debian	Debian Linux	9.0

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=bb7f0f989ca7de1153bd128a40a71709e339fa03Vendor Advisory
http://www.openwall.com/lists/oss-security/2017/12/21/2Mailing List
https://github.com/torvalds/linux/commit/bb7f0f989ca7de1153bd128a40a71709e339fa03Patch, Third Party Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=bb7f0f989ca7de1153bd128a40a71709e339fa03Vendor Advisory
http://www.openwall.com/lists/oss-security/2017/12/21/2Mailing List
https://github.com/torvalds/linux/commit/bb7f0f989ca7de1153bd128a40a71709e339fa03Patch, Third Party Advisory

Timeline

Published: Dec 27, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-17854?

How severe is CVE-2017-17854?

CVE-2017-17854 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.39% probability of exploitation in the next 30 days.

How do I fix CVE-2017-17854?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-17854?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST