CVE-2026-64765 Apple CVE debrief

Who should care

Organizations and individuals using affected Apple devices should apply patches to mitigate the vulnerability. This includes administrators and users of iOS, iPadOS, macOS, tvOS, visionOS, and watchOS devices. The vulnerability can be exploited by processing a maliciously crafted file, which may lead to unexpected app termination or arbitrary code execution. It is essential to verify the affected systems and apply patches to prevent potential attacks. Additionally, security teams and vulnerability management teams should prioritize patching affected systems to minimize the risk of exploitation. IT teams responsible for maintaining and securing Apple devices should also take immediate action to protect against this vulnerability. Furthermore, organizations should review their current security policies and procedures to ensure they are adequately prepared to handle potential threats related to this vulnerability. Regular monitoring and review of system logs can also help detect potential exploitation attempts. By taking these steps, organizations can reduce the risk of exploitation and protect their Apple devices from potential attacks. Lastly, users of affected devices should be aware of the potential risks and take necessary precautions to protect their devices and data. This includes being cautious when opening files from unknown sources and keeping their devices up to date with the latest security patches. By working together, organizations and individuals can minimize the risk of exploitation and protect their Apple devices from potential threats. The CVE record and NVD detail provide information on the integer overflow vulnerability addressed in various Apple operating systems and devices, and can be used as a reference for further information and guidance on mitigating this vulnerability. Security teams can also use this information to inform their vulnerability management and patch management processes, and to prioritize patching affected systems. Overall, it is essential for organizations and individuals to take immediate action to protect against this vulnerability and prevent potential attacks. By applying patches, verifying affected systems, and taking

Technical summary

The CVE record describes an integer overflow vulnerability addressed with improved input validation in various Apple operating systems and devices, including iOS, iPadOS, macOS, tvOS, visionOS, and watchOS. The vulnerability can be triggered by processing a maliciously crafted file, which may lead to unexpected app termination or arbitrary code execution. Affected systems include iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and 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.

Defensive priority

High-priority patching recommended for affected Apple devices.

Recommended defensive actions

• Apply patches for affected Apple devices
• Inventory and verify affected systems
• Monitor for suspicious file processing activity
• Review compensating controls for exposed systems while remediation is scheduled and verified
• Check relevant monitoring, detection, and logs for exposed assets that need extra review
• Track exceptions, retest remediated assets, and close the item only after evidence is documented
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The CVE record and NVD detail provide information on the integer overflow vulnerability addressed in various Apple operating systems and devices. The vulnerability is caused by an integer overflow that can be triggered by processing a maliciously crafted file, which may lead to unexpected app termination or arbitrary code execution. Organizations and individuals should verify the affected systems and apply patches to mitigate the vulnerability. The CVE record was published on 2026-07-27T21:17:14.623Z and has not been modified since then. The NVD entry is currently Modified.

Official resources