CVE-2026-84597: Processing a maliciously crafted font may result in the disclosure of process memory in Apple iOS and iPadOS
An out-of-bounds read issue was addressed with improved input validation. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, tvOS 27, visionOS 27, watchOS 27. Processing a maliciously crafted font may result in the disclosure of process memory.
AI Analysis
Technical Summary
CVE-2026-84597 is an out-of-bounds read vulnerability in Apple iOS and iPadOS caused by improper input validation when processing specially crafted fonts. Exploiting this flaw may result in disclosure of process memory. Apple fixed this issue by improving input validation in iOS 27, iPadOS 27, macOS Golden Gate 27, tvOS 27, visionOS 27, and watchOS 27.
Potential Impact
Successful exploitation could lead to disclosure of process memory, potentially exposing sensitive information handled by the affected process. There is no indication of code execution or privilege escalation from the provided data.
Mitigation Recommendations
This vulnerability is fixed in iOS 27, iPadOS 27, and related Apple operating system versions. Users and administrators should update to these versions or later to remediate the issue. No additional mitigation steps are indicated.
CVE-2026-84597: Processing a maliciously crafted font may result in the disclosure of process memory in Apple iOS and iPadOS
Description
An out-of-bounds read issue was addressed with improved input validation. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, tvOS 27, visionOS 27, watchOS 27. Processing a maliciously crafted font may result in the disclosure of process memory.
Affected software
Apple
iOS and iPadOS
Apple
macOS
Apple
tvOS
Apple
visionOS
Apple
watchOS
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-84597 is an out-of-bounds read vulnerability in Apple iOS and iPadOS caused by improper input validation when processing specially crafted fonts. Exploiting this flaw may result in disclosure of process memory. Apple fixed this issue by improving input validation in iOS 27, iPadOS 27, macOS Golden Gate 27, tvOS 27, visionOS 27, and watchOS 27.
Potential Impact
Successful exploitation could lead to disclosure of process memory, potentially exposing sensitive information handled by the affected process. There is no indication of code execution or privilege escalation from the provided data.
Mitigation Recommendations
This vulnerability is fixed in iOS 27, iPadOS 27, and related Apple operating system versions. Users and administrators should update to these versions or later to remediate the issue. No additional mitigation steps are indicated.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2026-09-01T21:13:17.758Z
- State
- PUBLISHED
Threat ID: 6aa8610f55bf5e2cf59d2ce0
Added to database: 09/14/2026, 21:03:11 UTC
Last enriched: 09/14/2026, 22:02:04 UTC
Last updated: 09/15/2026, 05:01:23 UTC
Views: 5
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