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macOS: App can access unauthorized system memory
CVE-2026-28832
Summary
A software update for macOS has fixed a bug that could allow an app to access sensitive system memory by mistake. This could potentially lead to unauthorized data disclosure. To stay protected, ensure your macOS is updated to the latest version.
Original title
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. An app may be able to disclose kernel memory.
Original description
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. An app may be able to disclose kernel memory.
Published: 25 Mar 2026 · Updated: 25 Mar 2026 · First seen: 25 Mar 2026