Description
Heap-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code locally.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Microsoft | HEVC Video Extensions | 1.0.0 – < 2.4.87.0 | 2.4.87.0 |
| Microsoft | HEVC Video Extensions for Licensed Applications | 2.0.0.0 – < 2.4.85.0 | 2.4.85.0 |
| Microsoft | HEVC Video Extensions from Device Manufacturer | 2.0.0.0 – < 2.4.86.0 | 2.4.86.0 |
Advisories 2
- WID-SEC-2026-3243 Microsoft Windows: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 4, 2026
- MSRC-CVE-2026-58599 HEVC Video Extensions Remote Code Execution Vulnerability Microsoft Security Response Center · Sep 8, 2026
References
- HEVC Video Extensions Remote Code Execution Vulnerability vendor-advisory patch