CVE-2026-20654
published 2026-02-11CVE-2026-20654: The issue was addressed with improved memory handling. This issue is fixed in iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3, tvOS 26.3, visionOS 26.3, watchOS…
PriorityP420medium5.5CVSS 3.1
AVLACLPRLUINSUCNINAH
EPSS
0.13%
2.8th percentile
The issue was addressed with improved memory handling. This issue is fixed in iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3, tvOS 26.3, visionOS 26.3, watchOS 26.3. An app may be able to cause unexpected system termination.
Affected
12 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| apple | ios_26.3_and_ipados | — | — |
| apple | ios_and_ipados | < 26.3 | 26.3 |
| apple | ipados | < 26.3 | 26.3 |
| apple | iphone_os | < 26.3 | 26.3 |
| apple | macos | < 26.3 | 26.3 |
| apple | macos_tahoe | — | — |
| apple | tvos | < 26.3 | 26.3 |
| apple | tvos | — | — |
| apple | visionos | < 26.3 | 26.3 |
| apple | visionos | — | — |
| apple | watchos | < 26.3 | 26.3 |
| apple | watchos | — | — |
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Apple
CVE-2026-20654: visionOS 26.3
vendor_apple·2026-02-11·CVSS 5.5
CVE-2026-20654 [MEDIUM] CVE-2026-20654: visionOS 26.3
Apple Security Update: About the security content of visionOS 26.3
Product: visionOS
Version: 26.3
CVE: CVE-2026-20654
Component: Kernel
Impact: An app may be able to cause unexpected system termination
Description: The issue was addressed with improved memory handling.
Apple
CVE-2026-20654: watchOS 26.3
vendor_apple·2026-02-11·CVSS 5.5
CVE-2026-20654 [MEDIUM] CVE-2026-20654: watchOS 26.3
Apple Security Update: About the security content of watchOS 26.3
Product: watchOS
Version: 26.3
CVE: CVE-2026-20654
Component: Kernel
Impact: An app may be able to cause unexpected system termination
Description: The issue was addressed with improved memory handling.
Apple
CVE-2026-20654: macOS Tahoe 26.3
vendor_apple·2026-02-11·CVSS 5.5
CVE-2026-20654 [MEDIUM] CVE-2026-20654: macOS Tahoe 26.3
Apple Security Update: About the security content of macOS Tahoe 26.3
Product: macOS Tahoe
Version: 26.3
CVE: CVE-2026-20654
Component: Kernel
Impact: An app may be able to cause unexpected system termination
Description: The issue was addressed with improved memory handling.
Apple
CVE-2026-20654: iOS 26.3 and iPadOS 26.3
vendor_apple·2026-02-11·CVSS 5.5
CVE-2026-20654 [MEDIUM] CVE-2026-20654: iOS 26.3 and iPadOS 26.3
Apple Security Update: About the security content of iOS 26.3 and iPadOS 26.3
Product: iOS 26.3 and iPadOS
Version: 26.3
CVE: CVE-2026-20654
Component: Kernel
Impact: An app may be able to cause unexpected system termination
Description: The issue was addressed with improved memory handling.
Apple
CVE-2026-20654: tvOS 26.3
vendor_apple·2026-02-11·CVSS 5.5
CVE-2026-20654 [MEDIUM] CVE-2026-20654: tvOS 26.3
Apple Security Update: About the security content of tvOS 26.3
Product: tvOS
Version: 26.3
CVE: CVE-2026-20654
Component: Kernel
Impact: An app may be able to cause unexpected system termination
Description: The issue was addressed with improved memory handling.
GHSA
GHSA-4m8q-p6h8-x2wj: The issue was addressed with improved memory handling
ghsa_unreviewed·2026-02-12
CVE-2026-20654 [MEDIUM] CWE-119 GHSA-4m8q-p6h8-x2wj: The issue was addressed with improved memory handling
The issue was addressed with improved memory handling. This issue is fixed in watchOS 26.3, tvOS 26.3, macOS Tahoe 26.3, visionOS 26.3, iOS 26.3 and iPadOS 26.3. An app may be able to cause unexpected system termination.
No detection rules found.
No public exploits indexed.
2026-02-11
Published