CVE-2022-23085

HighCVSS 8.2/10Last modified Jun 17, 2026

Description

A user-provided integer option was passed to nmreq_copyin() without checking if it would overflow. This insufficient bounds checking could lead to kernel memory corruption.

On systems configured to include netmap in their devfs_ruleset, a privileged process running in a jail can affect the host environment.

Metrics

CVSS 3.1 8.2/10CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Weakness enumeration

CWE-787 CWE-120

Affected software

Vendor	Product	Versions
FreeBSD	FreeBSD	>= 13.1-RC1, < p1; >= 13.0-RELEASE, < p11; >= 12.3-RELEASE, < p5
freebsd	freebsd	>= 13.0, < 13.0_p11
freebsd	freebsd	>= 12.3, < 12.3_p5
freebsd	freebsd	>= 13.1, < 13.1-rc-p

References

https://security.freebsd.org/advisories/FreeBSD-SA-22:04.netmap.ascVendor Advisory
https://security.netapp.com/advisory/ntap-20240322-0004/Third Party Advisory
https://security.freebsd.org/advisories/FreeBSD-SA-22:04.netmap.ascVendor Advisory
https://security.netapp.com/advisory/ntap-20240322-0004/Third Party Advisory

Timeline

Published: Feb 15, 2024
Last modified: Jun 17, 2026
NVD status: Analyzed

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