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Medium · 6.5 CVE-2026-20657 EUVD-2026-15047GHSA-qm38-v5q7-v23r

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPad…

Published Mar 25, 2026 · Updated Oct 26, 2026 · Assigned by apple

Description

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4, visionOS 26.4. Parsing a maliciously crafted file may lead to an unexpected app termination.

Affected products

VendorProductAffectedFixed
Apple iOS and iPadOS < 18.7.7, < 26.4 18.7.7
Apple macOS < 14.8.5, < 15.7.5, < 26.4 14.8.5
Apple visionOS < 26.4 26.4

Advisories 4

References