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iOS 18.5 Security Patch: Full Vulnerability Fixes and Update Guide [May 2025]

iOS 18.5 Security Patch: Full Vulnerability Fixes and Update Guide [May 2025]

Apple's latest iOS update strengthens iPhone security with over 30 critical fixes. Here's everything you need to know.

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What’s New in iOS 18.5 Security?

Released on May 12, 2025, iOS 18.5 brings vital security improvements across major system components. Apple patched over 30 vulnerabilities, many with potential for remote code execution or data leaks. This update is essential for maintaining device integrity in a growing digital threat landscape.

Full List of Patched Components

  • Bluetooth: Fixed bugs allowing unauthorized data access or spoofing.
  • FaceTime: Patched remote execution bugs during session handling.
  • Call History: Addressed exposure of sensitive metadata.
  • CoreAudio, CoreGraphics, ImageIO: Handled unsafe file parsing vulnerabilities.
  • AppleJPEG: Secured image decoding against crafted file attacks.
  • WebKit: 9+ issues fixed, preventing web-based exploits and browser crashes.
  • iCloud Document Sharing: Prevented unauthorized access via shared links.
  • Baseband (iPhone 16e): Fixed network-layer vulnerability with Apple's C1 modem chip.

Additional Features and Enhancements

Beyond security patches, iOS 18.5 includes subtle performance improvements, enhanced power efficiency, and better support for third-party accessories via improved system APIs. It also improves screen reader responsiveness and has tightened app permissions for privacy.

Why This Update Matters

None of the fixed bugs were actively exploited in the wild according to Apple, but delaying the update puts your device at risk. Security patches improve user privacy, app stability, and web browsing safety. Users in regulated industries or enterprise IT environments should consider immediate deployment.

How to Update

  1. Go to Settings > General > Software Update.
  2. If iOS 18.5 is available, tap Download and Install.
  3. Ensure your iPhone is charged and connected to Wi-Fi.

Trusted Sources & Further Reading

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