AppleCVE-2026-64759

Apple iOS and iPadOS: integer overflow

CVE-2026-64759 · Published Oct 26, 2026 · updated Nov 2, 2026

High8.8

Fix: upgrade to 26.7.2 or later (4 fixed versions below)

An integer overflow was addressed with improved input validation. This issue is fixed in iOS 26.7.2 and iPadOS 26.7.2, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Processing a maliciously crafted image may lead to arbitrary code execution.

Affected versions

Package	Affected	Fixed in
iOS and iPadOS Product	< 26.7.2	26.7.2
	< 27	27
macOS Product	< 15.8	15.8
	< 26.7	26.7
	< 27	27

Details and references

CVSS 3.1: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity from: CISA (its enrichment of the CVE record)
Weakness: CWE-190

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