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Fencer Vulns
critical 9.8

CVE-2022-22586 json

An out-of-bounds write issue was addressed with improved bounds checking.

published 2022-03-18 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-27731

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.0%
EPSS 2.0% chance of exploitation in 30 days, percentile 80%
public exploits
0
none known

Summary

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Monterey 12.2. A malicious application may be able to execute arbitrary code with kernel privileges.

Patch / fix

  • Apple macOS 12.2

Exploit prediction

2.00% chance of exploitation in the next 30 days, higher than 80% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected products

  • Apple macOS

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.