CVE-2026-43748

Name of the Vulnerable Software and Affected Versions macOS Sequoia versions prior to 15.7.8 macOS Tahoe versions prior to 26.6 Apple iOS versions prior to 26.6

Description An out-of-bounds write issue exists in the Apple Neural Engine, specifically within the ANE ProgramCheckandPrewireBuffers gated() function of ANEHWDevice. This flaw allows a remote attacker to perform a heap out-of-bounds write, which may lead to unexpected system termination or a denial of service (a condition where the system becomes unavailable to its intended users).

Recommendations Update macOS Sequoia to version 15.7.8. Update macOS Tahoe to version 26.6. Update Apple iOS to version 26.6.