Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Freebsd | Freebsd | >= 12.0, < 12.3 |
Related Weaknesses (CWE)
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
FAQ
What is CVE-2022-23085?
CVE-2022-23085 is a vulnerability with a CVSS score of 8.2 (HIGH). 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 ...
How severe is CVE-2022-23085?
CVE-2022-23085 has been rated HIGH with a CVSS base score of 8.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-23085?
Check the references section above for vendor advisories and patch information. Affected products include: Freebsd Freebsd.