Medium
Operating Systems
✓ Solution Verified by Community (0+ upvotes)
How to fix error error-buffer-overflow in Windows 11
ERROR_BUFFER_OVERFLOW = 111
Fix based on community reports and expert analysis. Last verified: 2026-08-12
· How we verify fixes
| Error Code | error-buffer-overflow |
|---|---|
| Affected System | Windows 11 (Microsoft) |
| Difficulty | Medium |
| Estimated Time | 30 min |
| Requires Admin Rights | ⚠️ Yes |
| Requires Reboot | 🔄 Yes |
Solution Steps
- 1 Press Windows key + I to open Settings, then go to 'Windows Update' and click 'Check for updates'. Install any available updates, including optional ones. Microsoft often patches buffer overflow vulnerabilities in Windows and built-in components. This is the first line of defense.
- 2 Press Windows key + X and select 'Device Manager'. Expand categories like 'Display adapters', 'Network adapters', and 'Sound, video and game controllers'. Right-click each device and select 'Update driver'. Choose 'Search automatically for drivers'. This ensures your drivers are up to date, as outdated drivers can have buffer overflow bugs.
- 3 If the error occurs with a specific application, check for updates for that application. Visit the official website and download the latest version. Developers frequently fix buffer overflow issues in updates. If no update is available, consider uninstalling the application and using an alternative.
- 4 Press Windows key + S, type 'Windows Security', and open it. Go to 'Virus & threat protection' and click 'Scan options'. Select 'Full scan' and click 'Scan now'. Malware can exploit buffer overflows, so a full scan can detect and remove malicious software that might be causing the issue.
- 5 If the error persists, you can use the Windows Debugging Tool to analyze crash dumps. Press Windows key + R, type 'eventvwr.msc' and press Enter. Look under 'Windows Logs' → 'Application' for error events related to the crash. The details may help identify the faulty program or driver.
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