Description
Insufficient granularity of access control in UEFI firmware in some Intel(R) processors may allow a authenticated user to potentially enable denial of service via local access.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | Intel(R) processors | See references | — |
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 | intel-microcode | 3.20250211.1 | — |
| Debian 13 | intel-microcode | 3.20250211.1 | — |
| Debian 12 | intel-microcode | 3.20250211.1~deb12u1 | — |
| Debian 11 | intel-microcode | 3.20250211.1~deb11u1 | DLA-4095-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | intel-microcode | 3.20250211.0ubuntu0.24.04.1 | USN-7269-2 |
| Ubuntu 22.04 LTS | intel-microcode | 3.20250211.0ubuntu0.22.04.1 | USN-7269-1 |
| Ubuntu 20.04 LTS | intel-microcode | 3.20250211.0ubuntu0.20.04.1 | USN-7269-1 |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 18.04 LTS | intel-microcode | 3.20250211.0ubuntu0.18.04.1+esm1 | USN-7269-1 |
| Ubuntu Pro 16.04 LTS | intel-microcode | 3.20250211.0ubuntu0.16.04.1+esm1 | USN-7269-1 |
| Ubuntu Pro 14.04 LTS | intel-microcode | No fix yet | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 9 | microcode_ctl | 4:20250211-1.el9_6 | RHSA-2025:7043 |
| RHEL 8 | microcode_ctl | 4:20250211-1.el8_10 | RHEA-2025:3114 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 9 | microcode_ctl | 4:20250211-1.el9_6 | ALSA-2025:7043 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 9 | microcode_ctl | 4:20250211-1.el9_6 | RLSA-2025:7043 |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2023 | microcode_ctl | 2:2.1-53.amzn2023.0.11 | ALAS2023-2025-888 |
| Amazon Linux 2 | microcode_ctl | 2:2.1-47.amzn2.4.23 | ALAS2-2025-2787 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 9 | microcode_ctl | 4:20250211-1.0.1.el9_6 | ELSA-2025-7043 |
Advisories 11
- ALSA-2025:7043 Moderate: microcode_ctl security update AlmaLinux Security Advisories · Oct 29, 2026
- RHSA-2025:7043 Red Hat Security Advisory: microcode_ctl security update Red Hat Security Advisories (RHSA) · Oct 14, 2026
- RHEA-2025:3114 Red Hat Enhancement Advisory: microcode_ctl bug fix and enhancement update Red Hat Security Advisories (RHSA) · Oct 14, 2026
- USN-7269-1 intel-microcode vulnerabilities Ubuntu Security Notices (USN) · Jun 25, 2026
- WID-SEC-2025-0323 Intel Firmware: Mehrere Schwachstellen BSI CERT-Bund (WID) · May 5, 2026
- DLA-4095-1 intel-microcode - security update Debian Security (DSA / DLA) · Mar 9, 2026
- USN-7269-2 intel-microcode vulnerabilities Ubuntu Security Notices (USN) · Feb 10, 2026
- RLSA-2025:7043 Moderate: microcode_ctl security update Rocky Linux Security Advisories · Oct 7, 2025
- ELSA-2025-7043 Moderate: microcode_ctl security update (Oracle Linux 9) Oracle Linux Security Advisories (ELSA) · May 16, 2025
- ALAS2-2025-2787 Moderate: microcode_ctl security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Mar 7, 2025
- ALAS2023-2025-888 Moderate: microcode_ctl security update (Amazon Linux 2023) Amazon Linux Security Center (ALAS) · Mar 5, 2025