iOS 26.6.1 / iPadOS 26.6.1 Security Update: Kernel, WebKit, ImageIO Vulnerabilities Fixed

Vulnerability Overview iOS 26.6.1 and iPadOS 26.6.1 updates contain multiple security fixes affecting audio, image processing, kernel, telephony, WebKit, and other components. These fixes address vulnerabilities that could lead to sensitive information disclosure, denial of service, arbitrary code execution, memory corruption, and system termination. Affected Systems Audio: iPhone 11 and later, iPad Pro 12.9-inch (3rd generation) and later, iPad Pro 11-inch (1st generation) and later, iPad Air (3rd generation) and later, iPad (8th generation) and later, iPad mini (5th generation) and later. ImageIO: Same as above. IOGPUFamily: Same as above. Kernel: Same as above. Telephony: iPhone 11 and later. WebKit: Same as above. WebKit History: Same as above. WebKit Storage: Same as above. Remediation Audio: Resolves logic issues through improved checks. ImageIO: Addresses potential denial of service via improved checks; resolves integer overflow issues through improved input validation. IOGPUFamily: Addresses memory corruption caused by maliciously crafted web content through improved memory handling. Kernel: Resolves use-after-free issues through improved memory management; addresses out-of-bounds reads through improved input validation; resolves issues that may lead to system termination or kernel memory corruption through improved memory handling. Telephony: Resolves authentication issues through improved state management. WebKit: Addresses various issues, including unexpected crashes, memory corruption, and sensitive data leakage, through improved bounds checking, memory handling, input validation, state management, and locking mechanisms. WebKit History: Resolves sensitive data disclosure issues through improved checks. WebKit Storage: Resolves memory corruption issues through improved locking mechanisms. POC Code or Exploit Code No specific POC code or exploit code is included in this report.

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iOS 26.6.1 / iPadOS 26.6.1 Security Update: Kernel, WebKit, ImageIO Vulnerabilities Fixed