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CVE-2026-84487: Processing a maliciously crafted file may result in disclosure of process memory in Apple iOS and iPadOS

0
High
VulnerabilityCVE-2026-84487cvecve-2026-84487
Published: 09/14/2026 (09/14/2026, 20:47:25 UTC)
Source: CVE Database V5
Vendor/Project: Apple
Product: iOS and iPadOS

Description

CVE-2026-84487 is an integer overflow vulnerability in Apple iOS and iPadOS that could allow disclosure of process memory when processing a maliciously crafted file. The issue was addressed by improved input validation and fixed in iOS 26.7, iPadOS 26.7, iOS 27, iPadOS 27, and other Apple operating systems. Exploitation could lead to unintended memory disclosure. No CVSS score is available for this vulnerability.

Affected software

Apple

iOS and iPadOS

Affected versions
>=0 <26.7>=0 <27

Apple

macOS

Affected versions
>=0 <15.8>=0 <26.7>=0 <27

Apple

tvOS

Affected versions
>=0 <27

Apple

visionOS

Affected versions
>=0 <27

Apple

watchOS

Affected versions
>=0 <27

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 09/14/2026, 22:29:21 UTC

Technical Analysis

This vulnerability involves an integer overflow in Apple iOS and iPadOS that occurs when processing specially crafted files. Successful exploitation may result in disclosure of process memory, potentially exposing sensitive information. Apple fixed the issue by improving input validation in iOS 26.7, iPadOS 26.7, iOS 27, iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27, and watchOS 27.

Potential Impact

An attacker who can supply a maliciously crafted file to a vulnerable device may cause disclosure of process memory, which could lead to exposure of sensitive information from the affected process memory space. There is no indication of remote code execution or privilege escalation from the provided data.

Mitigation Recommendations

Apply the official fixes provided by Apple by updating to iOS 26.7, iPadOS 26.7, iOS 27, iPadOS 27, or later versions as appropriate. These updates include improved input validation that addresses the integer overflow. No other mitigation is indicated.

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Technical Details

Data Version
5.2
Assigner Short Name
apple
Date Reserved
2026-09-01T20:46:41.496Z
State
PUBLISHED

Threat ID: 6aa8610155bf5e2cf59d2761

Added to database: 09/14/2026, 21:02:57 UTC

Last enriched: 09/14/2026, 22:29:21 UTC

Last updated: 09/15/2026, 05:01:22 UTC

Views: 3

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