Description
EDK2 contains a vulnerability in BIOS where an attacker may cause “Exposure of Sensitive Information to an Unauthorized Actor” by local access. Successful exploitation of this vulnerability will lead to
possible information disclosure or escalation of privilege
and impact Confidentiality.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| TianoCore | EDK2 | < edk2-stable202511 | edk2-stable202511 |
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 | 2025.11-1 | — |
| Debian 13 | edk2 | No fix yet | — |
| Debian 12 | edk2 | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 25.10 | edk2 | No fix yet | — |
| Ubuntu 24.04 LTS | edk2 | No fix yet | — |
| Ubuntu 22.04 LTS | edk2 | No fix yet | — |
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 | 20240813-305.amzn2 | ALAS2-2025-3116 |
Advisories 2
- WID-SEC-2025-2807 TianoCore EDK2: Schwachstelle ermöglicht Offenlegung von Informationen BSI CERT-Bund (WID) · Mar 16, 2026
- ALAS2-2025-3116 Moderate: edk2 security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Jan 5, 2026