Linux · 
Ubuntu · Package update · May 12, 2026
Ubuntu · Package update · May 12, 2026amd64-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.
Urgent
CVEs closed
9
2 rated Critical
Exploited
0
None reported
Highest CVSS
7.8
Base score, 0 to 10
Highest EPSS
0.0049
42nd percentile
Priority of the 9 CVEs
Patch now 0
Urgent 2
High 1
Routine 6
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| amd64-microcode | Ubuntu 26.04.1 LTS (resolute) | 3.20251202.1ubuntu1 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| Urgent | CVE-2024-36350 | AMD: CVE-2024-36350 Transient Scheduler Attack in Store Queue | 7.8 | 0.0049 | Exploitation Less Likely |
| Urgent | CVE-2024-36357 | AMD: CVE-2024-36357 Transient Scheduler Attack in L1 Data Queue | 7.8 | 0.0036 | Exploitation Less Likely |
| High | CVE-2025-62626 | 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 | None reported |
| Routine | CVE-2025-52534 | 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 | None reported |
| Routine | CVE-2025-29943 | 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 | None reported |
| Routine | CVE-2025-0012 | amd64-microcode: Improper handling of overlap between the segmented reverse map table (RMP) and system management mode (SMM) memory co... | n/a | 0.0016 | None reported |
| Routine | CVE-2024-36315 | amd64-microcode: Improper enforcement of the LFENCE serialization property may allow an attacker to bypass speculation barriers and po... | n/a | 0.0014 | None reported |
| Routine | CVE-2025-54514 | 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 | None reported |
| Routine | CVE-2025-29934 | 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 | None reported |
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