CVE-2023-32377 Memory corruption in macOS

What is CVE-2023-32377?

CVE-2023-32377 is a high-severity memory corruption vulnerability in Apple Macos, published on 26 Sep 2023. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Sonoma 14. An app may be able to execute arbitrary code with kernel privileges.

Which versions are affected by CVE-2023-32377?

It affects 1 product.

Products include Apple Macos.

How do I fix CVE-2023-32377?

No fix has been published for CVE-2023-32377 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2023-32377 being exploited?

There is no known exploitation of CVE-2023-32377 in the wild and no public exploit code.

Other vulnerabilities in Apple Macos

• CVE-2026-65400 Apple macOS Improper Authentication Exploited Critical 9.8
• CVE-2024-44146 Security feature bypass in macOS Critical 10.0
• CVE-2024-44148 Security feature bypass in macOS Critical 10.0
• CVE-2023-38586 Security feature bypass in macOS Critical 10.0
• CVE-2023-40455 Security feature bypass in macOS Critical 10.0

All Apple Macos vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-q5p8-g856-f833.