high7.7
CVE-2026-20620
An out-of-bounds read issue was addressed with improved input validation.
Impact
An out-of-bounds read issue was addressed with improved input validation. This issue is fixed in macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.3. An attacker may be able to cause unexpected system termination or read kernel memory.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Apple | Macos | from 14.0 before 14.8.4 from 15.0 before 15.7.4 from 26.0 before 26.3 |