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5.5 Medium

CVE-2025-43346 An out-of-bounds access issue was addressed with improved bounds checking

Description

An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7 and iPadOS 18.7, iOS 26 and iPadOS 26, macOS Tahoe 26, tvOS 26, visionOS 26, watchOS 26. Processing a maliciously crafted media file may lead to unexpected app termination or corrupt process memory.

CVSS 3.1 detail

Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Exploitable with local access to the machine, without an account and if a user takes an action; an attacker can seriously compromise confidentiality, integrity or availability.

Attack vector
Local
Attack complexity
Low
Privileges required
None
Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Affected products and versions

Product Affected versions Fixed in
iOS and iPadOS 26 earliest → < 26 26
iOS and iPadOS 18.7 earliest → < 18.7 18.7
tvOS 26 earliest → < 26 26
visionOS 26 earliest → < 26 26
watchOS 26 earliest → < 26 26
macOS 26 earliest → < 26 26
The 2049 CVEs of iOS and iPadOS →
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