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6.5 Medium

CVE-2026-43719 A use-after-free issue was addressed with improved memory management

Description

A use-after-free issue was addressed with improved memory management. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Mounting a maliciously crafted SMB network share may lead to system termination.

Affected products and versions

Product Affected versions Fixed in
macOS 27 earliest → < 27 27
macOS 26.7 earliest → < 26.7 26.7
macOS 15.8 earliest → < 15.8 15.8

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