Vulnerability Details : CVE-2022-23084
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.
Vulnerability category: Memory Corruption
Products affected by CVE-2022-23084
- cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*
- 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:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:beta4:*:*:*:*:*:*
- 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:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:beta3-p1:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:rc5-p1:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:-:*:*:*:*:*:*
- 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: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:12.3:-:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:p6:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:p10:*:*:*:*:*:*
- 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:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-23084
0.03%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 4 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-23084
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
134c704f-9b21-4f2e-91b3-4a467353bcc0 | 2024-08-29 |
|
7.5
|
HIGH | CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H |
0.8
|
6.0
|
NIST | 2024-12-09 |
|
7.0
|
HIGH | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.0
|
5.9
|
NIST | 2024-12-09 |
CWE ids for CVE-2022-23084
-
The product checks the state of a resource before using that resource, but the resource's state can change between the check and the use in a way that invalidates the results of the check. This can cause the product to perform invalid actions when the resource is in an unexpected state.Assigned by:
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2022-23084
-
https://security.netapp.com/advisory/ntap-20240419-0003/
CVE-2022-23084 FreeBSD Vulnerability in NetApp Products | NetApp Product SecurityThird Party Advisory
-
https://security.freebsd.org/advisories/FreeBSD-SA-22:04.netmap.asc
Vendor Advisory
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