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OpenAdvisories
Medium · 6.5 CVE-2026-84510 EUVD-2026-77858GHSA-xv4r-q65q-4g2x

A heap buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, …

Published Sep 14, 2026 · Updated Oct 26, 2026 · Assigned by apple

Description

A heap buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Mounting a maliciously crafted volume may lead to unexpected system termination.

Affected products

VendorProductAffectedFixed
Apple iOS and iPadOS < 26.7, < 27 26.7
Apple macOS < 15.8, < 26.7, < 27 15.8

Advisories 3

References