# CVE-2024-39279: intel-microcode: Insufficient granularity of access control in UEFI firmware in someIntel(R) processors may allow a authenticated user...

CVE-2024-39279 is fixed in 2 products on 1 platform, first by intel-microcode 3.20250211.0ubuntu0.18.04.1+esm1, released February 10, 2025. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2024-39279
- Priority: Routine
- CVSS: 6.5 (Medium)
- EPSS: 0.0022
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Feb 10, 2025

## Description

Insufficient granularity of access control in UEFI firmware in someIntel(R) processors may allow a authenticated user to potentially enabledenial of service via local access.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | intel-microcode Debian 12.15 (bookworm) | 3.20250211.1~deb12u1 | [DEBIAN-CVE-2024-39279](https://patchblox.com/security/data/fix/linux/debian-cve-2024-39279.md) | Feb 12, 2025 |
| Linux | intel-microcode Debian 13.5 (trixie) | 3.20250211.1 | [DEBIAN-CVE-2024-39279](https://patchblox.com/security/data/fix/linux/debian-cve-2024-39279.md) | Feb 12, 2025 |
| Linux | intel-microcode Debian 14 | 3.20250211.1 | [DEBIAN-CVE-2024-39279](https://patchblox.com/security/data/fix/linux/debian-cve-2024-39279.md) | Feb 12, 2025 |
| Linux | intel-microcode Ubuntu 18.04.6 LTS (bionic) | 3.20250211.0ubuntu0.18.04.1+esm1 | [intel-microcode 3.20250211.0ubuntu0.18.04.1+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-intel-microcode-3.20250211.0ubuntu0.18.04.1-esm1.md) | Feb 10, 2025 |
| Linux | intel-microcode Ubuntu 20.04 LTS (focal) | 3.20250211.0ubuntu0.20.04.1 | [intel-microcode 3.20250211.0ubuntu0.20.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-intel-microcode-3.20250211.0ubuntu0.20.04.1.md) | Feb 10, 2025 |
| Linux | intel-microcode Ubuntu 22.04.1 LTS (jammy) | 3.20250211.0ubuntu0.22.04.1 | [intel-microcode 3.20250211.0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-intel-microcode-3.20250211.0ubuntu0.22.04.1.md) | Feb 10, 2025 |
| Linux | intel-microcode Ubuntu 24.04.5 LTS (noble) | 3.20250211.0ubuntu0.24.04.1 | [intel-microcode 3.20250211.0ubuntu0.24.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-intel-microcode-3.20250211.0ubuntu0.24.04.1.md) | Feb 10, 2025 |
| Linux | intel-microcode Ubuntu 24.10 (oracular) | 3.20250211.0ubuntu0.24.10.1 | [intel-microcode 3.20250211.0ubuntu0.24.10.1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-intel-microcode-3.20250211.0ubuntu0.24.10.1.md) | Feb 11, 2025 |
| Linux | microcode_ctl RHEL 8 | 4:20250211-1.el8_10 | [RHEA-2025:3114](https://patchblox.com/security/data/fix/linux/rhea-2025-3114.md) | Mar 24, 2025 |
| Linux | microcode_ctl RHEL 9 | 4:20250211-1.el9_6 | [RHSA-2025:7043](https://patchblox.com/security/data/fix/linux/rhsa-2025-7043.md) | May 13, 2025 |
| Linux | microcode_ctl almalinux 9 | 4:20250211-1.el9_6 | [ALSA-2025:7043](https://patchblox.com/security/data/fix/linux/alsa-2025-7043.md) | May 13, 2025 |
| Linux | microcode_ctl amzn 2023 | 2:2.1-53.amzn2023.0.11 | [ALAS2023-2025-888](https://patchblox.com/security/data/fix/linux/alas2023-2025-888.md) | Feb 27, 2025 |
| Linux | microcode_ctl ol 9 | 4:20250211-1.0.1.el9_6 | [ELSA-2025-7043](https://patchblox.com/security/data/fix/linux/elsa-2025-7043.md) | May 16, 2025 |
| Linux | microcode_ctl rocky 9 | 4:20250211-1.el9_6 | [RLSA-2025:7043](https://patchblox.com/security/data/fix/linux/rlsa-2025-7043.md) | Oct 4, 2025 |

---

Data as of 2026-11-09T01:18:40Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.