CVE-2018-6925

Name: CVE-2018-6925
Creator: NVD / NIST
Published: 2018-09-28T13:29:01.033+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.32%

Last modified Jun 17, 2026

CVE-2018-6925 is a vulnerability of currently unknown severity. In FreeBSD before 11.2-STABLE(r338986), 11.2-RELEASE-p4, 11.1-RELEASE-p15, 10.4-STABLE(r338985), and 10.4-RELEASE-p13, due to improper maintenance of IPv6 protocol control block flags through various failure paths, an unprivileged authenticated local user may be able to cause a NULL pointer dereference causing the kernel to crash.. EPSS estimates a 0.32% chance of exploitation in the next 30 days.

Description

In FreeBSD before 11.2-STABLE(r338986), 11.2-RELEASE-p4, 11.1-RELEASE-p15, 10.4-STABLE(r338985), and 10.4-RELEASE-p13, due to improper maintenance of IPv6 protocol control block flags through various failure paths, an unprivileged authenticated local user may be able to cause a NULL pointer dereference causing the kernel to crash.

Metrics

EPSS Probability

0.32%

23.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions	Update
Freebsd	Freebsd	< 11.2	—
Freebsd	Freebsd	10.4	—
Freebsd	Freebsd	11.1	P15
Freebsd	Freebsd	11.2	P4

References

Timeline

Published: Sep 28, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-6925?

How severe is CVE-2018-6925?

Severity scoring for CVE-2018-6925 is pending analysis. The EPSS model estimates a 0.32% probability of exploitation in the next 30 days.

How do I fix CVE-2018-6925?

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-2018-6925?

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

Scan your code now

Source: NVD / NIST