Buffer overflow in Freebsd
CVE-2022-23085
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…
Vulnerability class: Buffer Overflow
EPSS: 0.005 (38.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Freebsd — versions 13.1-RC1, 12.3-RELEASE, 13.0-RELEASE
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secteam@freebsd.org (vendor-advisory, Vendor Advisory)
- secteam@freebsd.org (Third Party Advisory)
Frequently asked questions
- What is CVE-2022-23085?
- CVE-2022-23085 is a high-severity vulnerability in Freebsd, classified under Out-of-bounds Write. CVSS score: 8.2/10. Published 2024-02-15.
- How severe is CVE-2022-23085?
- High severity. CVSS v3 base score is 8.2 out of 10.
- Is CVE-2022-23085 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.