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macOS Tahoe: Unapproved Data May Crash the App
CVE-2026-28841
Summary
A software bug in macOS Tahoe could cause an app to crash or behave unexpectedly if it processes too much data at once. This issue has been fixed in version 26.4, so updating to the latest version is recommended to prevent potential crashes.
Original title
A buffer overflow was addressed with improved size validation. This issue is fixed in macOS Tahoe 26.4. A buffer overflow may result in memory corruption and unexpected app termination.
Original description
A buffer overflow was addressed with improved size validation. This issue is fixed in macOS Tahoe 26.4. A buffer overflow may result in memory corruption and unexpected app termination.
Published: 25 Mar 2026 · Updated: 25 Mar 2026 · First seen: 25 Mar 2026