AppleCVE-2026-43738

Apple iOS and iPadOS: out-of-bounds read

CVE-2026-43738 · Published Jul 27, 2026 · updated Sep 14, 2026

Medium5.5

Fix: upgrade to 18.7.10 or later (4 fixed versions below)

The issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8. Processing a maliciously crafted asset catalog may result in disclosure of process memory.

Affected versions

Package	Affected	Fixed in
iOS and iPadOS Product	< 18.7.10	18.7.10
	< 27	27
macOS Product	< 14.8.8	14.8.8
	< 15.7.8	15.7.8
	< 27	27

Details and references

CVSS 3.1: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Severity from: CISA (its enrichment of the CVE record)
Weakness: CWE-125

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