# CVE-2025-3770: SMM IDT Privilege Escalation Vulnerability CVE-2025-3770 is fixed in 17 products on 1 platform, first by DEBIAN-CVE-2025-3770, released August 7, 2025. It is not reported as exploited. Patch Radar priority: High. - Web page: https://patchblox.com/security/cve/CVE-2025-3770 - Priority: High - CVSS: 7.0 (Medium) - EPSS: 0.0016 - CISA KEV: not listed - Exploited (vendor report): no - Publicly disclosed: no - Published: Aug 6, 2025 - Weakness: Protection Mechanism Failure - Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-3770 ## Description EDK2 contains a vulnerability in BIOS where an attacker may cause“Protection Mechanism Failure” by local access. Successful exploitation ofthis vulnerability will lead to arbitrary code execution and impactConfidentiality, Integrity, and Availability. ## Where it's fixed | Platform | Product | Fixed in | Fix | Released | |---|---|---|---|---| | Linux | edk2 Debian 13.5 (trixie) | 2025.02-8+deb13u1 | [DEBIAN-CVE-2025-3770](https://patchblox.com/security/data/fix/linux/debian-cve-2025-3770.md) | Aug 7, 2025 | | Linux | edk2 Debian 14 | 2025.02-9 | [DEBIAN-CVE-2025-3770](https://patchblox.com/security/data/fix/linux/debian-cve-2025-3770.md) | Aug 7, 2025 | | Linux | edk2-aarch64 ol 8 | 1:20250905-4.el8 | [ELSA-2025-20669](https://patchblox.com/security/data/fix/linux/elsa-2025-20669.md) | Dec 3, 2025 | | Linux | edk2-aarch64 ol 9 | 30:20250905-4.el9 | [ELSA-2025-28047](https://patchblox.com/security/data/fix/linux/elsa-2025-28047.md) | Dec 11, 2025 | | Linux | edk2-ovmf ol 8 | 1:20250905-4.el8 | [ELSA-2025-20669](https://patchblox.com/security/data/fix/linux/elsa-2025-20669.md) | Dec 3, 2025 | | Linux | edk2-ovmf ol 9 | 30:20250905-4.el9 | [ELSA-2025-28047](https://patchblox.com/security/data/fix/linux/elsa-2025-28047.md) | Dec 11, 2025 | | Linux | efi-shell-aa64 Ubuntu 24.04.5 LTS (noble) | 2024.02-2ubuntu0.6 | [efi-shell-aa64 2024.02-2ubuntu0.6](https://patchblox.com/security/data/fix/linux/ubuntu-noble-efi-shell-aa64-2024.02-2ubuntu0.6.md) | Aug 12, 2025 | | Linux | efi-shell-aa64 Ubuntu 25.04 (plucky) | 2025.02-3ubuntu2.2 | [efi-shell-aa64 2025.02-3ubuntu2.2](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-efi-shell-aa64-2025.02-3ubuntu2.2.md) | Sep 30, 2025 | | Linux | efi-shell-aa64 Ubuntu 25.10 (questing) | 2025.02-8ubuntu3 | [efi-shell-aa64 2025.02-8ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-questing-efi-shell-aa64-2025.02-8ubuntu3.md) | Sep 29, 2025 | | Linux | efi-shell-aa64 Ubuntu 26.04.1 LTS (resolute) | 2025.02-8ubuntu3 | [efi-shell-aa64 2025.02-8ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-efi-shell-aa64-2025.02-8ubuntu3.md) | Sep 29, 2025 | | Linux | efi-shell-arm Ubuntu 24.04.5 LTS (noble) | 2024.02-2ubuntu0.6 | [efi-shell-arm 2024.02-2ubuntu0.6](https://patchblox.com/security/data/fix/linux/ubuntu-noble-efi-shell-arm-2024.02-2ubuntu0.6.md) | Aug 12, 2025 | | Linux | efi-shell-arm Ubuntu 25.04 (plucky) | 2025.02-3ubuntu2.2 | [efi-shell-arm 2025.02-3ubuntu2.2](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-efi-shell-arm-2025.02-3ubuntu2.2.md) | Sep 30, 2025 | | Linux | efi-shell-arm Ubuntu 25.10 (questing) | 2025.02-8ubuntu3 | [efi-shell-arm 2025.02-8ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-questing-efi-shell-arm-2025.02-8ubuntu3.md) | Sep 29, 2025 | | Linux | efi-shell-arm Ubuntu 26.04.1 LTS (resolute) | 2025.02-8ubuntu3 | [efi-shell-arm 2025.02-8ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-efi-shell-arm-2025.02-8ubuntu3.md) | Sep 29, 2025 | | Linux | efi-shell-ia32 Ubuntu 24.04.5 LTS (noble) | 2024.02-2ubuntu0.6 | [efi-shell-ia32 2024.02-2ubuntu0.6](https://patchblox.com/security/data/fix/linux/ubuntu-noble-efi-shell-ia32-2024.02-2ubuntu0.6.md) | Aug 12, 2025 | | Linux | efi-shell-ia32 Ubuntu 25.04 (plucky) | 2025.02-3ubuntu2.2 | [efi-shell-ia32 2025.02-3ubuntu2.2](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-efi-shell-ia32-2025.02-3ubuntu2.2.md) | Sep 30, 2025 | | Linux | efi-shell-ia32 Ubuntu 25.10 (questing) | 2025.02-8ubuntu3 | [efi-shell-ia32 2025.02-8ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-questing-efi-shell-ia32-2025.02-8ubuntu3.md) | Sep 29, 2025 | | Linux | efi-shell-ia32 Ubuntu 26.04.1 LTS (resolute) | 2025.02-8ubuntu3 | [efi-shell-ia32 2025.02-8ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-efi-shell-ia32-2025.02-8ubuntu3.md) | Sep 29, 2025 | | Linux | efi-shell-loongarch64 Ubuntu 25.04 (plucky) | 2025.02-3ubuntu2.2 | [efi-shell-loongarch64 2025.02-3ubuntu2.2](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-efi-shell-loongarch64-2025.02-3ubuntu2.2.md) | Sep 30, 2025 | | Linux | efi-shell-loongarch64 Ubuntu 25.10 (questing) | 2025.02-8ubuntu3 | [efi-shell-loongarch64 2025.02-8ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-questing-efi-shell-loongarch64-2025.02-8ubuntu3.md) | Sep 29, 2025 | | Linux | efi-shell-loongarch64 Ubuntu 26.04.1 LTS (resolute) | 2025.02-8ubuntu3 | [efi-shell-loongarch64 2025.02-8ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-efi-shell-loongarch64-2025.02-8ubuntu3.md) | Sep 29, 2025 | | Linux | efi-shell-riscv64 Ubuntu 24.04.5 LTS (noble) | 2024.02-2ubuntu0.6 | [efi-shell-riscv64 2024.02-2ubuntu0.6](https://patchblox.com/security/data/fix/linux/ubuntu-noble-efi-shell-riscv64-2024.02-2ubuntu0.6.md) | Aug 12, 2025 | | Linux | efi-shell-riscv64 Ubuntu 25.04 (plucky) | 2025.02-3ubuntu2.2 | [efi-shell-riscv64 2025.02-3ubuntu2.2](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-efi-shell-riscv64-2025.02-3ubuntu2.2.md) | Sep 30, 2025 | | Linux | efi-shell-riscv64 Ubuntu 25.10 (questing) | 2025.02-8ubuntu3 | [efi-shell-riscv64 2025.02-8ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-questing-efi-shell-riscv64-2025.02-8ubuntu3.md) | Sep 29, 2025 | | Linux | efi-shell-riscv64 Ubuntu 26.04.1 LTS (resolute) | 2025.02-8ubuntu3 | [efi-shell-riscv64 2025.02-8ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-efi-shell-riscv64-2025.02-8ubuntu3.md) | Sep 29, 2025 | | Linux | efi-shell-x64 Ubuntu 24.04.5 LTS (noble) | 2024.02-2ubuntu0.6 | [efi-shell-x64 2024.02-2ubuntu0.6](https://patchblox.com/security/data/fix/linux/ubuntu-noble-efi-shell-x64-2024.02-2ubuntu0.6.md) | Aug 12, 2025 | | Linux | efi-shell-x64 Ubuntu 25.04 (plucky) | 2025.02-3ubuntu2.2 | [efi-shell-x64 2025.02-3ubuntu2.2](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-efi-shell-x64-2025.02-3ubuntu2.2.md) | Sep 30, 2025 | | Linux | efi-shell-x64 Ubuntu 25.10 (questing) | 2025.02-8ubuntu3 | [efi-shell-x64 2025.02-8ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-questing-efi-shell-x64-2025.02-8ubuntu3.md) | Sep 29, 2025 | | Linux | efi-shell-x64 Ubuntu 26.04.1 LTS (resolute) | 2025.02-8ubuntu3 | [efi-shell-x64 2025.02-8ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-efi-shell-x64-2025.02-8ubuntu3.md) | Sep 29, 2025 | | Linux | ovmf Ubuntu 22.04.1 LTS (jammy) | 2022.02-3ubuntu0.22.04.4 | [ovmf 2022.02-3ubuntu0.22.04.4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-ovmf-2022.02-3ubuntu0.22.04.4.md) | Aug 12, 2025 | | Linux | ovmf Ubuntu 24.04.5 LTS (noble) | 2024.02-2ubuntu0.6 | [ovmf 2024.02-2ubuntu0.6](https://patchblox.com/security/data/fix/linux/ubuntu-noble-ovmf-2024.02-2ubuntu0.6.md) | Aug 12, 2025 | | Linux | ovmf Ubuntu 25.04 (plucky) | 2025.02-3ubuntu2.2 | [ovmf 2025.02-3ubuntu2.2](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-ovmf-2025.02-3ubuntu2.2.md) | Sep 30, 2025 | | Linux | ovmf Ubuntu 25.10 (questing) | 2025.02-8ubuntu3 | [ovmf 2025.02-8ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-questing-ovmf-2025.02-8ubuntu3.md) | Sep 29, 2025 | | Linux | ovmf Ubuntu 26.04.1 LTS (resolute) | 2025.02-8ubuntu3 | [ovmf 2025.02-8ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-ovmf-2025.02-8ubuntu3.md) | Sep 29, 2025 | | Linux | ovmf-ia32 Ubuntu 22.04.1 LTS (jammy) | 2022.02-3ubuntu0.22.04.4 | [ovmf-ia32 2022.02-3ubuntu0.22.04.4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-ovmf-ia32-2022.02-3ubuntu0.22.04.4.md) | Aug 12, 2025 | | Linux | ovmf-ia32 Ubuntu 24.04.5 LTS (noble) | 2024.02-2ubuntu0.6 | [ovmf-ia32 2024.02-2ubuntu0.6](https://patchblox.com/security/data/fix/linux/ubuntu-noble-ovmf-ia32-2024.02-2ubuntu0.6.md) | Aug 12, 2025 | | Linux | ovmf-ia32 Ubuntu 25.04 (plucky) | 2025.02-3ubuntu2.2 | [ovmf-ia32 2025.02-3ubuntu2.2](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-ovmf-ia32-2025.02-3ubuntu2.2.md) | Sep 30, 2025 | | Linux | ovmf-ia32 Ubuntu 25.10 (questing) | 2025.02-8ubuntu3 | [ovmf-ia32 2025.02-8ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-questing-ovmf-ia32-2025.02-8ubuntu3.md) | Sep 29, 2025 | | Linux | ovmf-ia32 Ubuntu 26.04.1 LTS (resolute) | 2025.02-8ubuntu3 | [ovmf-ia32 2025.02-8ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-ovmf-ia32-2025.02-8ubuntu3.md) | Sep 29, 2025 | | Linux | ovmf-inteltdx Ubuntu 25.10 (questing) | 2025.02-8ubuntu3 | [ovmf-inteltdx 2025.02-8ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-questing-ovmf-inteltdx-2025.02-8ubuntu3.md) | Sep 29, 2025 | | Linux | ovmf-inteltdx Ubuntu 26.04.1 LTS (resolute) | 2025.02-8ubuntu3 | [ovmf-inteltdx 2025.02-8ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-ovmf-inteltdx-2025.02-8ubuntu3.md) | Sep 29, 2025 | | Linux | qemu-efi Ubuntu 22.04.1 LTS (jammy) | 2022.02-3ubuntu0.22.04.4 | [qemu-efi 2022.02-3ubuntu0.22.04.4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-qemu-efi-2022.02-3ubuntu0.22.04.4.md) | Aug 12, 2025 | | Linux | qemu-efi-aarch64 Ubuntu 22.04.1 LTS (jammy) | 2022.02-3ubuntu0.22.04.4 | [qemu-efi-aarch64 2022.02-3ubuntu0.22.04.4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-qemu-efi-aarch64-2022.02-3ubuntu0.22.04.4.md) | Aug 12, 2025 | | Linux | qemu-efi-aarch64 Ubuntu 24.04.5 LTS (noble) | 2024.02-2ubuntu0.6 | [qemu-efi-aarch64 2024.02-2ubuntu0.6](https://patchblox.com/security/data/fix/linux/ubuntu-noble-qemu-efi-aarch64-2024.02-2ubuntu0.6.md) | Aug 12, 2025 | | Linux | qemu-efi-aarch64 Ubuntu 25.04 (plucky) | 2025.02-3ubuntu2.2 | [qemu-efi-aarch64 2025.02-3ubuntu2.2](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-qemu-efi-aarch64-2025.02-3ubuntu2.2.md) | Sep 30, 2025 | | Linux | qemu-efi-aarch64 Ubuntu 25.10 (questing) | 2025.02-8ubuntu3 | [qemu-efi-aarch64 2025.02-8ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-questing-qemu-efi-aarch64-2025.02-8ubuntu3.md) | Sep 29, 2025 | | Linux | qemu-efi-aarch64 Ubuntu 26.04.1 LTS (resolute) | 2025.02-8ubuntu3 | [qemu-efi-aarch64 2025.02-8ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-qemu-efi-aarch64-2025.02-8ubuntu3.md) | Sep 29, 2025 | | Linux | qemu-efi-arm Ubuntu 22.04.1 LTS (jammy) | 2022.02-3ubuntu0.22.04.4 | [qemu-efi-arm 2022.02-3ubuntu0.22.04.4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-qemu-efi-arm-2022.02-3ubuntu0.22.04.4.md) | Aug 12, 2025 | | Linux | qemu-efi-arm Ubuntu 24.04.5 LTS (noble) | 2024.02-2ubuntu0.6 | [qemu-efi-arm 2024.02-2ubuntu0.6](https://patchblox.com/security/data/fix/linux/ubuntu-noble-qemu-efi-arm-2024.02-2ubuntu0.6.md) | Aug 12, 2025 | | Linux | qemu-efi-arm Ubuntu 25.04 (plucky) | 2025.02-3ubuntu2.2 | [qemu-efi-arm 2025.02-3ubuntu2.2](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-qemu-efi-arm-2025.02-3ubuntu2.2.md) | Sep 30, 2025 | | Linux | qemu-efi-arm Ubuntu 25.10 (questing) | 2025.02-8ubuntu3 | [qemu-efi-arm 2025.02-8ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-questing-qemu-efi-arm-2025.02-8ubuntu3.md) | Sep 29, 2025 | | Linux | qemu-efi-arm Ubuntu 26.04.1 LTS (resolute) | 2025.02-8ubuntu3 | [qemu-efi-arm 2025.02-8ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-qemu-efi-arm-2025.02-8ubuntu3.md) | Sep 29, 2025 | | Linux | qemu-efi-loongarch64 Ubuntu 25.04 (plucky) | 2025.02-3ubuntu2.2 | [qemu-efi-loongarch64 2025.02-3ubuntu2.2](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-qemu-efi-loongarch64-2025.02-3ubuntu2.2.md) | Sep 30, 2025 | | Linux | qemu-efi-loongarch64 Ubuntu 25.10 (questing) | 2025.02-8ubuntu3 | [qemu-efi-loongarch64 2025.02-8ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-questing-qemu-efi-loongarch64-2025.02-8ubuntu3.md) | Sep 29, 2025 | | Linux | qemu-efi-loongarch64 Ubuntu 26.04.1 LTS (resolute) | 2025.02-8ubuntu3 | [qemu-efi-loongarch64 2025.02-8ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-qemu-efi-loongarch64-2025.02-8ubuntu3.md) | Sep 29, 2025 | | Linux | qemu-efi-riscv64 Ubuntu 24.04.5 LTS (noble) | 2024.02-2ubuntu0.6 | [qemu-efi-riscv64 2024.02-2ubuntu0.6](https://patchblox.com/security/data/fix/linux/ubuntu-noble-qemu-efi-riscv64-2024.02-2ubuntu0.6.md) | Aug 12, 2025 | | Linux | qemu-efi-riscv64 Ubuntu 25.04 (plucky) | 2025.02-3ubuntu2.2 | [qemu-efi-riscv64 2025.02-3ubuntu2.2](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-qemu-efi-riscv64-2025.02-3ubuntu2.2.md) | Sep 30, 2025 | | Linux | qemu-efi-riscv64 Ubuntu 25.10 (questing) | 2025.02-8ubuntu3 | [qemu-efi-riscv64 2025.02-8ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-questing-qemu-efi-riscv64-2025.02-8ubuntu3.md) | Sep 29, 2025 | | Linux | qemu-efi-riscv64 Ubuntu 26.04.1 LTS (resolute) | 2025.02-8ubuntu3 | [qemu-efi-riscv64 2025.02-8ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-qemu-efi-riscv64-2025.02-8ubuntu3.md) | Sep 29, 2025 | --- Data as of 2026-11-08T06:59:42Z UTC. 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