TI-2023-22989 Aliases CVE-2023-42909 GHSA-9pw6-c88r-wvh8

Out-of-bounds write in Apple macOS

LOW 36CWE-787Published 2023-12-12 · Updated 2025-11-04

Key facts

Attack vector: Local
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Code execution
Confidentiality · integrity · availability: High · High · High
Fix status: Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.

Summary

Multiple memory corruption issues were addressed with improved input validation. This issue is fixed in macOS Sonoma 14.2. Processing a maliciously crafted file may lead to unexpected app termination or arbitrary code execution.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00311 24th percentileScored 2026-11-07

Fix Fixed macOS (Apple): 14.2

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Total

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

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Apple	macOS	before 14.2	14.2	Patch available	CNA

macOS VendorApple Affected before 14.2 Fixed in 14.2 Patch available CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:o:apple:macos::::::::	14.0 to before 14.2	Vulnerable	Apple

cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* Versions 14.0 to before 14.2 Vulnerable ·Apple

Remediation

Fix · CNA macOS (Apple) Fixed in 14.2

Fixed in the same release

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

Release · 2023-12-12
Apple macOS 14.2
29 records Highest priority Priority MEDIUM 2 MEDIUM, 27 LOW
Other records, highest priority first
- TI-2023-22971 Code injection in Apple SafariPriority MEDIUM 46
- TI-2023-22990 Out-of-bounds write in Apple macOSPriority MEDIUM 40
- TI-2023-22986 Memory corruption in Apple macOSPriority LOW 39
Show all 29 records →

Timeline

2026-10-02 Threatist record created from CVE-2023-42909
2026-10-03 Alias added: GHSA-9pw6-c88r-wvh8

References

Advisory 2

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

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences