High severity7.5NVD Advisory· Published Feb 15, 2024· Updated Jun 17, 2026
CVE-2022-23084
CVE-2022-23084
Description
The total size of the user-provided nmreq to nmreq_copyin() was first computed and then trusted during the copyin. This time-of-check to time-of-use bug 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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
30cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*+ 28 more
- cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*range: >=12.0,<12.3
- cpe:2.3:o:freebsd:freebsd:12.3:-:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:12.3:p1:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:12.3:p2:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:12.3:p3:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:12.3:p4:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:-:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:beta1:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:beta2:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:beta3-p1:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:beta3:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:beta4:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:p10:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:p1:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:p2:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:p3:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:p4:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:p5:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:p6:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:p7:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:p8:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:p9:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:rc1:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:rc2:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:rc3:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:rc4:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:rc5-p1:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:rc5:*:*:*:*:*:*
- (no CPE)range: 13.1-RC1
Patches
Vulnerability mechanics
References
2- security.freebsd.org/advisories/FreeBSD-SA-22:04.netmap.ascnvdVendor Advisory
- security.netapp.com/advisory/ntap-20240419-0003/nvdThird Party Advisory
News mentions
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