CVE-2023-23539: Apple macOS

High severity, CVSS 7.8. EPSS: 0.4% chance of exploitation in the next 30 days.

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Ventura 13.2. Mounting a maliciously crafted Samba network share may lead to arbitrary code execution.

Affected products

• Apple macOS: from 13.0, before 13.2 (fixed in 13.2)

Published 2023-06-23. Last modified 2026-06-17.