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7.7 High

CVE-2026-28896 The issue was addressed with improved memory handling

Description

The issue was addressed with improved memory handling. This issue is fixed in iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. An attacker may be able to cause unexpected system termination or read kernel memory.

Affected products and versions

Product Affected versions Fixed in
macOS 26.4 earliest → < 26.4 26.4
macOS 15.7 earliest → < 15.7.8 15.7.8
macOS 14.8 earliest → < 14.8.8 14.8.8
iOS and iPadOS 26.4 earliest → < 26.4 26.4
tvOS 26.4 earliest → < 26.4 26.4
visionOS 26.4 earliest → < 26.4 26.4
watchOS 26.4 earliest → < 26.4 26.4

Other CVEs of macOS

The 3813 CVEs of macOS →
CVE-2026-86925 An authorization issue was addressed with improved state management 5.5 Medium CVE-2026-84627 A buffer overflow was addressed with improved bounds checking 7.8 High CVE-2026-113945 An out-of-bounds read was addressed with improved bounds checking 5.5 Medium CVE-2026-65327 A logic issue was addressed with improved checks 8.4 High
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