CVE-2026-64691

CVE-2026-64691 is a macOS Tahoe 26.6 fix for a buffer overflow resolved by improved size validation. The issue could cause an unexpected system termination if triggered. Affected product: macOS Tahoe (and related Apple OS updates). Remediation: update to macOS Tahoe 26.6 or later; description and...

CVE-2026-64698

The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to cause unexpected system termination or read kernel memory...