What’s Vulnerable › Vulnerabilities

CVE-2023-32387

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-06-23 · updated 2026-06-17
• Weakness: CWE-416

Description

A use-after-free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.7.7, macOS Monterey 12.6.6, macOS Ventura 13.4. A remote attacker may be able to cause unexpected app termination or arbitrary code execution.

Affected products

• Apple macOS: from 11.0.0 before 11.7.7; from 12.0.0 before 12.6.6; from 13.0 before 13.4 — fixed in 11.7.7, 12.6.6, 13.4

How to fix

Upgrade to a fixed version: Apple macOS 11.7.7, 12.6.6, 13.4. Check the vendor advisory for mitigations.

References

• https://support.apple.com/en-us/HT213758
• https://support.apple.com/en-us/HT213759
• https://support.apple.com/en-us/HT213760
• https://support.apple.com/en-us/HT213758
• https://support.apple.com/en-us/HT213759
• https://support.apple.com/en-us/HT213760
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1717

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