CVE-2026-20637 PUBLISHED

Assigner: apple
Reserved: 11.11.2025 Published: 25.03.2026 Updated: 25.03.2026

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.3, tvOS 26.3, visionOS 26.3, watchOS 26.3. An app may be able to cause unexpected system termination.

Product Status

Vendor Apple
Product iOS and iPadOS
Versions
  • affected from 0 to 18.7.7 (excl.)
  • affected from 0 to 26.3 (excl.)
Vendor Apple
Product macOS
Versions
  • affected from 0 to 14.8.5 (excl.)
  • affected from 0 to 15.7.5 (excl.)
  • affected from 0 to 26.3 (excl.)
Vendor Apple
Product tvOS
Versions
  • affected from 0 to 26.3 (excl.)
Vendor Apple
Product visionOS
Versions
  • affected from 0 to 26.3 (excl.)
Vendor Apple
Product watchOS
Versions
  • affected from 0 to 26.3 (excl.)

References

Problem Types

  • An app may be able to cause unexpected system termination