AppleCVE-2026-112519

Apple macOS: integer overflow

CVE-2026-112519 · Published Oct 26, 2026 · updated Oct 27, 2026

Unrated

Fix: upgrade to 15.8.2 or later (3 fixed versions below)

An integer overflow was addressed with improved input validation. This issue is fixed in macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. Connecting to a malicious VNC server may cause a denial-of-service.

Affected versions

Package	Affected	Fixed in
macOS Product	< 15.8.2	15.8.2
	< 26.7.2	26.7.2
	< 27.2	27.2

Details and references

Severity from: no source yet

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