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CVE-2025-21090

Published: Aug 12, 2025Updated: Nov 3, 2025 Sources: CVE List NVD BDUCWE-771
NVD MITRE
6.5CVSSMEDIUM
EPSS Score
0.1%
Top 96.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Missing reference to active allocated resource for some Intel(R) Xeon(R) processors may allow an authenticated user to potentially enable denial of service via local access.

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:CC:NI:NA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-771

Affected Products

Intel(R) Xeon(R) processorsn/a
UbuntuCanonical Ltd.
On-premOS
Operating Systems / linux-distro
Debian GNU/LinuxСообщество свободного программного обеспечения
On-premOS
Operating Systems / linux-distro
Astra Linux Special EditionООО «РусБИТех-Астра»
On-premOS
Operating Systems / linux-distro
4th Generation Intel Xeon Scalable processorsIntel Corp.
Embedded
Hardware Firmware / cpu-gpu
canonical ltd.commercialGBOperating Systemsaka canonical
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf
ооо «русбитех-астра»commercialRUOperating Systemsaka rusbitech-astra
intel corp.commercialUSHardware Firmwareaka intel
and 5 more affected products View all →

Exploitability

Official Patch Available

References

https://intel.com/content/www/us/en/security-center/advisory/intel-sa-01313.html
intel.com
https://lists.debian.org/debian-lts-announce/2025/10/msg00027.html
lists.debian.org
https://github.com/intel/Intel-Linux-Processor-Microcode-Data-Files/releases/tag/microcode-20250812
github.com
and 7 more references View all →

Timeline

Published
Aug 12, 2025
Last Updated
Nov 3, 2025

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