CVE-2026-28952: Apple macOS 26.5 Kernel Vuln found by Claude

AppleStoreMaciPadiPhoneWatch VisionAirPodsTV & HomeEntertainmentAccessoriesSupport 0+ About the security content of macOS Tahoe 26.5 This document describes the security content of macOS Tahoe 26.5. For our customers' protection, Apple doesn't disclose, discuss, or confirm security issues until an investigation has occurred and patches or releases are available. Recent releases are listed on the Apple security releases page. Apple security documents reference vulnerabilities by CVE-ID when possible. For more information about security, see the Apple Product Security page. Impact: An app may be able to cause a denial-of-service Description: An out-of-bounds read was addressed with improved bounds checking. CVE-2026-28991: Seiji Sakurai (@HeapSmasher) Impact: An app may be able to bypass certain Privacy preferences Description: A permissions issue was addressed with additional restrictions. Impact: An app may be able to cause unexpected system termination Description: A buffer overflow was addressed with improved bounds checking. Impact: A malicious app may be able to break out of its sandbox Description: A logic issue was addressed with improved restrictions. CVE-2026-28995: Vamshi Paili, Tony Gorez (@tonygo_) for Reverse Society Impact: Processing a maliciously crafted image may lead to a denial-of-service Description: This is a vulnerability in open source code and Apple Software is among the affected projects. The CVE-ID was assigned by a third party. Learn more about the issue and CVE-ID at cve.org. Impact: Processing a maliciously crafted media file may lead to unexpected app termination or corrupt process memory Description: A memory corruption issue was addressed with improved input validation. Impact: Processing an audio stream in a maliciously crafted media file may terminate the process Description: The issue was addressed with improved memory handling. CVE-2026-39869: David Ige of Beryllium Security Impact: An app may be able to access private information Description: This issue was addressed through improved state management. Impact: Processing a maliciously crafted file may lead to unexpected app termination Description: The issue was addressed with improved checks. CVE-2026-28936: Andreas Jaegersberger & Ro Achterberg of Nosebeard Labs Impact: Parsing a maliciously crafted file may lead to an unexpected app termination Description: An out-of-bounds access issue was addressed with improved bounds checking. CVE-2026-28918: Niels Hofmans, Anonymous working with TrendAI Zero Day Initiative Impact: An app may be able to gain root privileges Description: A parsing issue in the handling of directory paths was addressed with improved path validation. CVE-2026-28915: Andreas Jaegersberger & Ro Achterberg of Nosebeard Labs Impact: An app may be able to access sensitive user data Description: A race condition was addressed with additional validation. Impact: A malicious app may be able to break out of its sandbox Description: A logging issue was addressed with improved data redaction. CVE-2026-28923: Kun Peeks (@SwayZGl1tZyyy) Impact: An app may be able to cause unexpected system termination or write kernel memory Description: A buffer overflow was addressed with improved bounds checking. CVE-2026-28925: Aswin Kumar Gokula Kannan, Dave G. Impact: Processing a maliciously crafted image may corrupt process memory Description: A buffer overflow issue was addressed with improved memory handling. Impact: Processing a maliciously crafted file may lead to unexpected app termination Description: The issue was addressed with improved bounds checks. Impact: Processing a maliciously crafted image may corrupt process memory Description: The issue was addressed with improved memory handling. Impact: A malicious app may be able to break out of its sandbox Description: A permissions issue was addressed with additional restrictions. CVE-2026-28978: wdszzml and Atuin Automated Vulnerability Discovery Engine Impact: An attacker may be able to cause unexpected app termination Description: A memory corruption vulnerability was addressed with improved locking. CVE-2026-28992: Johnny Franks (@zeroxjf) Impact: An app may be able to determine kernel memory layout Description: A logging issue was addressed with improved data redaction. CVE-2026-28943: Google Threat Analysis Group Impact: An app may be able to cause unexpected system termination Description: A use after free issue was addressed with improved memory management. CVE-2026-28969: Mihalis Haatainen, Ari Hawking, Ashish Kunwar Impact: An app may be able to cause unexpected system termination or read kernel memory Description: An out-of-bounds read was addressed with improved bounds checking. CVE-2026-43655: Somair Ansar and an anonymous researcher Impact: An app may be able to disclose kernel memory Description: The issue was addressed with improved memory handling. CVE-2026-43654: Vaagn Vardanian, Nathaniel

CVE-2026-28952: Apple macOS 26.5 Kernel Vuln found by Claude

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