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PatchSiren cyber security CVE debrief

CVE-2026-64692 Apple CVE debrief

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in 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, watchOS 26.6. An app may be able to cause a denial-of-service. The vulnerability affects multiple Apple products, including iOS, iPadOS, macOS Sequoia, macOS Sonoma, macOS Tahoe, tvOS, visionOS, and watchOS. Users of these products should apply patches to prevent potential denial-of-service attacks. Evidence from the CVE record and NVD detail suggests that further information may be available through vendor advisories and additional security resources.

Vendor
Apple
Product
iOS and iPadOS
CVSS
HIGH 7.1
CISA KEV
Not listed in stored evidence
Original CVE published
2026-07-27
Original CVE updated
2026-08-17
Advisory published
2026-07-27
Advisory updated
2026-08-17

Who should care

Users of Apple products, particularly those using iOS, iPadOS, macOS, tvOS, visionOS, and watchOS, should apply patches to prevent potential denial-of-service attacks. Security teams and operators should review and update vulnerable systems, monitor for potential attacks, and verify patch deployment.

Technical summary

An out-of-bounds read vulnerability was addressed with improved bounds checking in Apple products. An app may be able to cause a denial-of-service. Affected products include iOS, iPadOS, macOS Sequoia, macOS Sonoma, macOS Tahoe, tvOS, visionOS, and watchOS. Users should apply patches to prevent potential attacks. The vulnerability has a CVSS score of 7.1 and is classified as HIGH severity. Security teams and operators should review and update vulnerable systems, monitor for potential attacks, and verify patch deployment.

Defensive priority

High priority due to potential for denial-of-service attacks

Recommended defensive actions

  • Apply patches for affected Apple products
  • Monitor for potential denial-of-service attacks
  • Inventory and update vulnerable systems
  • Review compensating controls for exposed systems
  • Check relevant monitoring, detection, and logs for exposed assets
  • Track exceptions and retest remediated assets
  • Confirm whether affected product deployments exist in managed environments

Evidence notes

The CVE record and NVD detail provide information on the vulnerability, including its description, CVSS score, and affected products. Apple has released patches for the affected products. Users should verify patch deployment and monitor for potential denial-of-service attacks. Evidence limits suggest that further details may be available through vendor advisories and additional security resources.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-64692 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-64692

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-64692 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-64692

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.