CVE-2026-64767

Name of the Vulnerable Software and Affected Versions macOS Sequoia versions prior to 15.7.8 macOS Sonoma versions prior to 14.8.8 macOS Tahoe versions prior to 26.6

Description A buffer overflow occurs due to insufficient bounds checking. A remote attacker could exploit this to cause unexpected system termination or corrupt kernel memory. A buffer overflow is a condition where a process writes more data to a block of memory than it can hold, potentially overwriting adjacent memory locations.

Recommendations Update macOS Sequoia to version 15.7.8. Update macOS Sonoma to version 14.8.8. Update macOS Tahoe to version 26.6.