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Fencer Intel
medium 5.5

CVE-2022-22674 kev in the critical feed json

An out-of-bounds read issue existed that led to the disclosure of kernel memory.

published 4y ago modified 4mo ago also EUVD-2022-27819

cvss
5.5
version 3.1, CNA
cisa kev
Exploited
added 2022-04-04
epss
1.1%
EPSS 1.1% chance of exploitation in 30 days, percentile 65%
public exploits
0
none known

Summary

An out-of-bounds read issue existed that led to the disclosure of kernel memory. This was addressed with improved input validation. This issue is fixed in macOS Monterey 12.3.1, Security Update 2022-004 Catalina, macOS Big Sur 11.6.6. A local user may be able to read kernel memory.

Patch / fix

cisa required action Apply updates per vendor instructions.

  • Apple macOS 11.6, 12.3, 2022

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Timeline

  1. 0-day patched (Project Zero)
  2. Added to CISA KEV
  3. CISA patch deadline
  4. Published
  5. CISA SSVC: exploitation active

Known exploited

Added
4y ago
Patch by
2022-04-25 (4y ago)
Ransomware
Not known
Required action
Apply updates per vendor instructions.
Vendor, product
Apple, macOS
CISA name
Apple macOS Out-of-Bounds Read Vulnerability

Zero-day

Detected in real attacks while still unknown to the vendor and the public, per Google Project Zero's 0day In-the-Wild tracker.

Patched
2022-03-31
Details
project zero tracker

CISA SSVC

Exploitation
Active, exploited in the wild
Automatable
no
Technical impact
partial
Assessed
last yr.

Exploit prediction

1.09% chance of exploitation in the next 30 days, higher than 65% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CISA ADP 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CNA 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 4.9 AV:L/AC:L/Au:N/C:C/I:N/A:N

Affected products

  • Apple macOS

Classification

Weakness

References

Sources

Fencer Intel 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.