# amd64-microcode 3.20251202.1ubuntu1: amd64-microcode 3.20251202.1ubuntu1 for Ubuntu 26.04.1 LTS (resolute)

amd64-microcode 3.20251202.1ubuntu1, released May 12, 2026, fixes 9 CVEs in amd64-microcode. None of them is reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/fix/linux/ubuntu-resolute-amd64-microcode-3.20251202.1ubuntu1
- Platform: Linux
- Released: May 12, 2026
- Priority: Urgent (Closes CVE-2024-36350, rated Critical)
- CVEs: 9, exploited: 0, on CISA KEV: 0

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [amd64-microcode](https://patchblox.com/security/data/product/linux/amd64-microcode.md) | Ubuntu 26.04.1 LTS (resolute) | 3.20251202.1ubuntu1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2024-36350](https://patchblox.com/security/data/cve/CVE-2024-36350.md) | Urgent | AMD: CVE-2024-36350 Transient Scheduler Attack in Store Queue | 7.8 | 0.0049 |  |
| [CVE-2024-36357](https://patchblox.com/security/data/cve/CVE-2024-36357.md) | Urgent | AMD: CVE-2024-36357 Transient Scheduler Attack in L1 Data Queue | 7.8 | 0.0036 |  |
| [CVE-2025-62626](https://patchblox.com/security/data/cve/CVE-2025-62626.md) | High | amd64-microcode: Improper handling of insufficient entropy in the AMD CPUs could allow a local attacker to influence the values return... | 7.7 | 0.0017 |  |
| [CVE-2025-52534](https://patchblox.com/security/data/cve/CVE-2025-52534.md) | Routine | amd64-microcode: Improper bound check within AMD CPU microcode can allow a malicious guest to write to host memory, potentially result... | n/a | 0.0035 |  |
| [CVE-2025-29943](https://patchblox.com/security/data/cve/CVE-2025-29943.md) | Routine | amd64-microcode: Write what were condition within AMD CPUs may allow an admin-privileged attacker to modify the configuration of the C... | n/a | 0.0023 |  |
| [CVE-2025-0012](https://patchblox.com/security/data/cve/CVE-2025-0012.md) | Routine | amd64-microcode: Improper handling of overlap between the segmented reverse map table (RMP) and system management mode (SMM) memory co... | n/a | 0.0016 |  |
| [CVE-2024-36315](https://patchblox.com/security/data/cve/CVE-2024-36315.md) | Routine | amd64-microcode: Improper enforcement of the LFENCE serialization property may allow an attacker to bypass speculation barriers and po... | n/a | 0.0014 |  |
| [CVE-2025-54514](https://patchblox.com/security/data/cve/CVE-2025-54514.md) | Routine | amd64-microcode: Improper isolation of shared resources on a system on a chip by a malicious local attacker with high privileges could... | n/a | 0.0012 |  |
| [CVE-2025-29934](https://patchblox.com/security/data/cve/CVE-2025-29934.md) | Routine | amd64-microcode: A bug within some AMD CPUs could allow a local admin-privileged attacker to run a SEV-SNP guest using stale TLB entri... | 5.3 | 0.0012 |  |

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Data as of 2026-11-11T07:45:43Z 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

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