An integer overflow was addressed with improved input validation. (CVE-2026-64765)
CVE-2026-64765 is an integer overflow vulnerability that was addressed by improved input validation in several Apple operating systems. The flaw could be triggered by processing a maliciously crafted file, potentially causing unexpected application termination or arbitrary code execution. The issue is fixed in iOS 26.6, iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, and watchOS 26.6.
AI Analysis
Technical Summary
This vulnerability involves an integer overflow due to insufficient input validation, which could be exploited by processing a specially crafted file. Successful exploitation may lead to denial of service via app termination or arbitrary code execution, impacting confidentiality, integrity, and availability. The vulnerability is tracked as CWE-190 and has a CVSS v3.1 base score of 7.8, indicating high severity. Official patches addressing this issue have been released in multiple Apple OS versions as listed.
Potential Impact
Exploitation of this integer overflow vulnerability can result in unexpected application termination or arbitrary code execution, potentially allowing an attacker to execute code with the privileges of the affected application. This impacts confidentiality, integrity, and availability of the system or data processed by the vulnerable application.
Mitigation Recommendations
This vulnerability has been fixed in iOS 26.6, iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, and watchOS 26.6. Users and administrators should apply these official updates to remediate the issue. No additional mitigation steps are indicated beyond applying the vendor-provided patches.
An integer overflow was addressed with improved input validation. (CVE-2026-64765)
Description
CVE-2026-64765 is an integer overflow vulnerability that was addressed by improved input validation in several Apple operating systems. The flaw could be triggered by processing a maliciously crafted file, potentially causing unexpected application termination or arbitrary code execution. The issue is fixed in iOS 26.6, iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, and watchOS 26.6.
CVSS v3.1
Score 7.8high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves an integer overflow due to insufficient input validation, which could be exploited by processing a specially crafted file. Successful exploitation may lead to denial of service via app termination or arbitrary code execution, impacting confidentiality, integrity, and availability. The vulnerability is tracked as CWE-190 and has a CVSS v3.1 base score of 7.8, indicating high severity. Official patches addressing this issue have been released in multiple Apple OS versions as listed.
Potential Impact
Exploitation of this integer overflow vulnerability can result in unexpected application termination or arbitrary code execution, potentially allowing an attacker to execute code with the privileges of the affected application. This impacts confidentiality, integrity, and availability of the system or data processed by the vulnerable application.
Mitigation Recommendations
This vulnerability has been fixed in iOS 26.6, iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, and watchOS 26.6. Users and administrators should apply these official updates to remediate the issue. No additional mitigation steps are indicated beyond applying the vendor-provided patches.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-qcvw-57r4-8pgw
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-64765"]
- Ecosystems
- []
- Database Specific Severity
- HIGH
- Cvss Version
- 3.1
Threat ID: 6a83aa73bf8831d539e31cfd
Added to database: 08/18/2026, 00:42:27 UTC
Last enriched: 08/18/2026, 01:12:11 UTC
Last updated: 08/18/2026, 01:53:31 UTC
Views: 3
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