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.
References (2)
Core 2
Core References
Patch, Vendor Advisory x_refsource_confirm
https://security.FreeBSD.org/advisories/FreeBSD-EN-18:11.listen.asc
Various Sources x_refsource_misc
https://www.flexera.com/company/secunia-research/advisories/SR-2018-21.html
Scores
CVSS v3
5.5
EPSS
0.0004
EPSS Percentile
12.4%
Attack Vector
LOCAL
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-476
Status
published
Products (4)
freebsd/freebsd
10.4 (2 CPE variants)
freebsd/freebsd
11.1 p15
freebsd/freebsd
11.2 p4
freebsd/freebsd
< 11.2
Published
Sep 28, 2018
Tracked Since
Feb 18, 2026