Description
EDK2 contains a vulnerability in BIOS where a user may cause an Integer Overflow or Wraparound by network means. A successful exploitation of this vulnerability may lead to denial of service.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| TianoCore | EDK2 | ≤ edk2-stable202502 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | edk2 | 2025.02-4 | — |
| Debian 13 | edk2 | 2025.02-4 | — |
| Debian 12 | edk2 | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | edk2 | 2024.02-2ubuntu0.6 | USN-7894-1 |
| Ubuntu 22.04 LTS | edk2 | 2022.02-3ubuntu0.22.04.4 | USN-7894-1 |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 20.04 LTS | edk2 | No fix yet | — |
| Ubuntu Pro 18.04 LTS | edk2 | No fix yet | — |
| Ubuntu Pro 16.04 LTS | edk2 | No fix yet | — |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2 | edk2-ovmf +3 | 20240813-300.amzn2 | ALAS2-2025-2824 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | edk2 | 20240524git3e722403cd16-14 | — |
| Azure Linux 2 (CBL-Mariner) | edk2 | 20230301gitf80f052277c8-45 | — |
| Azure Linux 2 (CBL-Mariner) | hvloader | 1.0.1-16 | — |
Advisories 3
- USN-7894-1 edk2 vulnerabilities Ubuntu Security Notices (USN) · Nov 9, 2026
- WID-SEC-2025-0573 TianoCore EDK2: Schwachstelle ermöglicht Denial of Service und Infogewinn BSI CERT-Bund (WID) · Nov 26, 2025
- ALAS2-2025-2824 Low: edk2 security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Apr 16, 2025