CVE-2026-84497: Opening a maliciously crafted file may lead to unexpected process termination in Apple iOS and iPadOS
A buffer overflow vulnerability in Apple iOS and iPadOS could cause unexpected process termination when opening a maliciously crafted file. The issue has been addressed with improved size validation and fixed 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, and visionOS 27.
AI Analysis
Technical Summary
CVE-2026-84497 is a buffer overflow vulnerability in Apple iOS and iPadOS that may cause unexpected process termination upon opening a maliciously crafted file. The vulnerability was mitigated by improved size validation. The fix is included in iOS 26.7 and later, iPadOS 26.7 and later, as well as several macOS, tvOS, and visionOS versions.
Potential Impact
The vulnerability may lead to unexpected termination of processes when a maliciously crafted file is opened. There is no indication of code execution or privilege escalation. No known exploits are reported in the wild.
Mitigation Recommendations
Apply the official fixes by updating affected Apple operating systems to iOS 26.7 or later, iPadOS 26.7 or later, macOS Sequoia 15.8 or later, macOS Golden Gate 27 or later, macOS Tahoe 26.7 or later, tvOS 27 or later, and visionOS 27 or later. These updates contain the improved size validation that addresses the buffer overflow.
CVE-2026-84497: Opening a maliciously crafted file may lead to unexpected process termination in Apple iOS and iPadOS
Description
A buffer overflow vulnerability in Apple iOS and iPadOS could cause unexpected process termination when opening a maliciously crafted file. The issue has been addressed with improved size validation and fixed 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, and visionOS 27.
Affected software
Apple
iOS and iPadOS
Apple
macOS
Apple
tvOS
Apple
visionOS
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-84497 is a buffer overflow vulnerability in Apple iOS and iPadOS that may cause unexpected process termination upon opening a maliciously crafted file. The vulnerability was mitigated by improved size validation. The fix is included in iOS 26.7 and later, iPadOS 26.7 and later, as well as several macOS, tvOS, and visionOS versions.
Potential Impact
The vulnerability may lead to unexpected termination of processes when a maliciously crafted file is opened. There is no indication of code execution or privilege escalation. No known exploits are reported in the wild.
Mitigation Recommendations
Apply the official fixes by updating affected Apple operating systems to iOS 26.7 or later, iPadOS 26.7 or later, macOS Sequoia 15.8 or later, macOS Golden Gate 27 or later, macOS Tahoe 26.7 or later, tvOS 27 or later, and visionOS 27 or later. These updates contain the improved size validation that addresses the buffer overflow.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2026-09-01T20:50:08.322Z
- State
- PUBLISHED
Threat ID: 6aa8610255bf5e2cf59d2833
Added to database: 09/14/2026, 21:02:58 UTC
Last enriched: 09/14/2026, 22:29:35 UTC
Last updated: 09/15/2026, 05:01:22 UTC
Views: 4
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