CVE-2025-20054

microcode_ctl: Uncaught exception in the core management mechanism

Published May 13, 2025 CVSS 4.0 · 6.8 Medium EPSS < 1% KEV · Not listed
Description
Uncaught exception in the core management mechanism for some Intel(R) Processors may allow an authenticated user to potentially enable denial of service via local access.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-4170-1 intel-microcode security update
Debian DSA Debian DSA DSA-5924-1 intel-microcode security update
EUVD EUVD EUVD-2025-14556 Uncaught exception in the core management mechanism for some Intel(R) Processors may allow an authenticated user to potentially enable denial of service via local access.
Ubuntu USN Ubuntu USN USN-7535-1 Intel Microcode vulnerabilities
History
Type Values Removed Values Added
Title microcode_ctl: Uncaught exception in the core management mechanism
References
Metrics threat_severity

None

threat_severity

Moderate

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Uncaught exception in the core management mechanism for some Intel(R) Processors may allow an authenticated user to potentially enable denial of service via local access.
Weaknesses CWE-248
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H'}

cvssV4_0

{'score': 6.8, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
intel
Published
Updated
Nov 3, 2025, 7:35 PM
Reserved
Oct 11, 2024, 3:00 AM
Status
Deferred
Published
May 13, 2025, 9:16 PM
Modified
Jun 17, 2026, 8:40 AM
Severity
Moderate
Public date
May 13, 2025, 9:01 PM