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TI-2024-18456 Aliases CVE-2024-27842GHSA-cjw9-8435-h4q5

Apple macOS: An app may be able to execute arbitrary code with kernel privileges

Priority HIGH 76CWE-358Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
None
Attack complexity
High
Impact type
—
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.

Summary

The issue was addressed with improved checks. This issue is fixed in macOS Sonoma 14.5. An app may be able to execute arbitrary code with kernel privileges.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00327 25th percentileScored 2026-11-07
Fix Fixed macOS (Apple): 14.5

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
Yes
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
ApplemacOSbefore 14.514.5Patch availableCNA
  • macOS VendorApple Affected before 14.5 Fixed in 14.5 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*14.0 to before 14.5VulnerableApple
  • cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* Versions 14.0 to before 14.5 Vulnerable ·Apple

Remediation

  • Fix · CNA macOS (Apple) Fixed in 14.5

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    Apple macOS 14.5

    13 records Highest priority Priority HIGH 3 HIGH, 6 MEDIUM, 4 LOW

    Other records, highest priority first

    • TI-2024-18448 Pointer Authentication bypass in Apple Safari, iOS and macOSPriority HIGH 82
    • TI-2024-18436 Apple macOS: An app may be able to gain root privilegesPriority HIGH 69
    • TI-2024-18455 Improper access control in Apple iOS and iPadOSPriority MEDIUM 49

Timeline

  1. 2026-10-02 Threatist record created from CVE-2024-27842
  2. 2026-10-03 Alias added: GHSA-cjw9-8435-h4q5

References

  • TI-2026-46583 Improper authentication in Apple macOS KEVCVSS 3.1CRITICAL 9.8
  • TI-2025-28008 Out-of-bounds write in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 10.0
  • TI-2025-22441 Apple iOS and iPadOS: An attacker with arbitrary read and write capability may be able to… KEVCVSS 3.1CRITICAL 9.8
  • TI-2025-22440 Memory corruption in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 9.8
  • TI-2025-17951 Out-of-bounds write in Apple Safari KEVCVSS 3.1CRITICAL 10.0
  • TI-2025-17847 Use after free in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 10.0
See all 3490 →

Sources