CVE-2025-20623

microcode_ctl: Exposure of sensitive information

Published May 13, 2025 CVSS 4.0 · 5.7 Medium EPSS < 1% KEV · Not listed
Description
Exposure of sensitive information caused by shared microarchitectural predictor state that influences transient execution for some Intel(R) Core™ processors (10th Generation) may allow an authenticated user to potentially enable information disclosure via local access.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

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-2025-14553 Exposure of sensitive information caused by shared microarchitectural predictor state that influences transient execution for some Intel(R) Core™ processors (10th Generation) may allow an authenticated user to potentially enable information disclosure via local access.
Ubuntu USN Ubuntu USN USN-7535-1 Intel Microcode vulnerabilities
History
Type Values Removed Values Added
First Time appeared Redhat
Redhat enterprise Linux
Redhat rhel Aus
Redhat rhel E4s
Redhat rhel Els
Redhat rhel Eus
Redhat rhel Tus
CPEs cpe:/o:redhat:enterprise_linux:9
cpe:/o:redhat:rhel_aus:7.7
cpe:/o:redhat:rhel_aus:8.2
cpe:/o:redhat:rhel_aus:8.4
cpe:/o:redhat:rhel_aus:8.6
cpe:/o:redhat:rhel_e4s:8.6
cpe:/o:redhat:rhel_e4s:8.8
cpe:/o:redhat:rhel_e4s:9.0
cpe:/o:redhat:rhel_e4s:9.2
cpe:/o:redhat:rhel_els:7
cpe:/o:redhat:rhel_eus:9.4
cpe:/o:redhat:rhel_tus:8.6
cpe:/o:redhat:rhel_tus:8.8
Vendors & Products Redhat
Redhat enterprise Linux
Redhat rhel Aus
Redhat rhel E4s
Redhat rhel Els
Redhat rhel Eus
Redhat rhel Tus
Type Values Removed Values Added
Title microcode_ctl: Exposure of sensitive information
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 Exposure of sensitive information caused by shared microarchitectural predictor state that influences transient execution for some Intel(R) Core™ processors (10th Generation) may allow an authenticated user to potentially enable information disclosure via local access.
Weaknesses CWE-1423
References
Metrics cvssV3_1

{'score': 5.6, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N'}

cvssV4_0

{'score': 5.7, 'vector': 'CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
intel
Published
Updated
Nov 3, 2025, 7:35 PM
Reserved
Jan 6, 2025, 11:39 PM
Status
Deferred
Published
May 13, 2025, 9:16 PM
Modified
Jun 17, 2026, 8:41 AM
Severity
Moderate
Public date
May 13, 2025, 9:02 PM