Is CVE-2022-21125 in the CISA KEV catalog?

No. CVE-2022-21125 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-21125?

CVE-2022-21125 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2022-21125?

CVE-2022-21125 has an EPSS score of 6.45% (93th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-21125?

Upgrade intel-microcode on debian 11 to 3.20220510.1~deb11u1 or later. Fixes are available for 168 affected products.

CVE & CISA-KEV Catalog

CVE-2022-21125

MEDIUMEPSS 93th pctl

5.5

CVSS v3

NVD

Description

Incomplete cleanup of microarchitectural fill buffers on some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

CWE-459

How to fix

Remediation Available

intel-microcodeDebian

Fixed in:3.20220510.1~deb11u1CVE-2022-21125

Fixed in:3.20220510.1CVE-2022-21125

Windows 10Windows

Install:KB5014710Microsoft

Windows 10 Version 1607Windows

Install:KB5014702Microsoft

Windows 10 Version 1809Windows

Install:KB5014692Microsoft

Windows 10 Version 20H2Windows

Install:KB5014699Microsoft

Windows 10 Version 21H1Windows

Install:KB5014699Microsoft

Windows 10 Version 21H2Windows

Install:KB5014699Microsoft

Windows 11 version 21H2Windows

Install:KB5014697Microsoft

Windows 7Windows

Install:KB5014748Microsoft

Install:KB5014742Microsoft

Windows 8.1Windows

Install:KB5014738Microsoft

Install:KB5014746Microsoft

Windows RT 8.1Windows

Install:KB5014738Microsoft

Windows Server 2008Windows

Install:KB5014743Microsoft

Install:KB5014752Microsoft

Windows Server 2008 R2Windows

Install:KB5014742Microsoft

Install:KB5014748Microsoft

Windows Server 2012Windows

Install:KB5014741Microsoft

Install:KB5014747Microsoft

Windows Server 2012 (Server Core installation)Windows

Install:KB5014741Microsoft

Install:KB5014747Microsoft

Windows Server 2012 R2Windows

Install:KB5014746Microsoft

Install:KB5014738Microsoft

Windows Server 2012 R2 (Server Core installation)Windows

Install:KB5014738Microsoft

Install:KB5014746Microsoft

Windows Server 2016Windows

Install:KB5014702Microsoft

Windows Server 2016 (Server Core installation)Windows

Install:KB5014702Microsoft

Windows Server 2019Windows

Install:KB5014692Microsoft

Windows Server 2019 (Server Core installation)Windows

Install:KB5014692Microsoft

Windows Server 2022Windows

Install:KB5014677

Install:KB5014678Microsoft

Windows Server 2022 (Server Core installation)Windows

Install:KB5014678Microsoft

Install:KB5014677

Windows Server, version 20H2 (Server Core Installation)Windows

Install:KB5014699Microsoft

intel-microcodeUbuntu

Fixed in:3.20220510.0ubuntu0.16.04.1+esm1USN-5535-1

linuxUbuntu

Fixed in:3.13.0-190.241USN-5484-1

Fixed in:4.15.0-187.198USN-5485-1

Fixed in:5.4.0-120.136USN-5485-1

Fixed in:5.15.0-39.42USN-5485-1

linux-awsUbuntu

Fixed in:4.4.0-1109.115USN-5513-1

Fixed in:4.15.0-1136.147USN-5485-1

Fixed in:5.4.0-1080.87USN-5485-1

Fixed in:5.15.0-1013.17USN-5485-1

linux-aws-5.13Ubuntu

Fixed in:5.13.0-1031.35~20.04.1USN-5485-1

linux-aws-5.4Ubuntu

Fixed in:5.4.0-1080.87~18.04.1USN-5485-1

linux-aws-hweUbuntu

Fixed in:4.15.0-1136.147~16.04.1USN-5485-1

linux-azureUbuntu

Fixed in:4.15.0-1145.160~14.04.1USN-5485-1

Fixed in:4.15.0-1145.160~16.04.1USN-5485-1

Fixed in:5.4.0-1085.90USN-5485-1

Fixed in:5.15.0-1012.15USN-5485-1

linux-azure-4.15Ubuntu

Fixed in:4.15.0-1145.160USN-5485-1

linux-azure-5.13Ubuntu

Fixed in:5.13.0-1031.37~20.04.1USN-5485-1

linux-azure-5.4Ubuntu

Fixed in:5.4.0-1085.90~18.04.1USN-5485-1

linux-azure-fdeUbuntu

Fixed in:5.4.0-1085.90+cvm1.1USN-5485-1

linux-dell300xUbuntu

Fixed in:4.15.0-1048.53USN-5485-1

linux-gcpUbuntu

Fixed in:4.15.0-1130.146~16.04.1USN-5485-1

Fixed in:5.4.0-1080.87USN-5485-1

Fixed in:5.15.0-1010.15USN-5485-1

linux-gcp-4.15Ubuntu

Fixed in:4.15.0-1130.146USN-5485-1

linux-gcp-5.13Ubuntu

Fixed in:5.13.0-1033.40~20.04.1USN-5485-1

linux-gcp-5.4Ubuntu

Fixed in:5.4.0-1080.87~18.04.1USN-5485-1

linux-gkeUbuntu

Fixed in:5.4.0-1076.82USN-5485-1

Fixed in:5.15.0-1010.13USN-5485-1

linux-gke-5.4Ubuntu

Fixed in:5.4.0-1076.82~18.04.1USN-5485-1

linux-gkeopUbuntu

Fixed in:5.4.0-1048.51USN-5485-1

linux-gkeop-5.4Ubuntu

Fixed in:5.4.0-1048.51~18.04.1USN-5485-1

linux-hweUbuntu

Fixed in:4.15.0-187.198~16.04.1USN-5485-1

linux-hwe-5.13Ubuntu

Fixed in:5.13.0-51.58~20.04.1USN-5485-1

linux-hwe-5.4Ubuntu

Fixed in:5.4.0-120.136~18.04.1USN-5485-1

linux-ibmUbuntu

Fixed in:5.4.0-1028.32USN-5485-1

Fixed in:5.15.0-1009.11USN-5485-1

linux-ibm-5.4Ubuntu

Fixed in:5.4.0-1028.32~18.04.1USN-5485-1

linux-image-3.13.0-190-genericUbuntu

Fixed in:3.13.0-190.241USN-5484-1

linux-image-3.13.0-190-lowlatencyUbuntu

Fixed in:3.13.0-190.241USN-5484-1

linux-image-4.15.0-1048-dell300xUbuntu

Fixed in:4.15.0-1048.53USN-5485-1

linux-image-4.15.0-1101-oracleUbuntu

Fixed in:4.15.0-1101.112~16.04.1USN-5485-1

Fixed in:4.15.0-1101.112USN-5485-1

linux-image-4.15.0-1122-kvmUbuntu

Fixed in:4.15.0-1122.127USN-5485-1

linux-image-4.15.0-1130-gcpUbuntu

Fixed in:4.15.0-1130.146~16.04.1USN-5485-1

Fixed in:4.15.0-1130.146USN-5485-1

linux-image-4.15.0-1136-awsUbuntu

Fixed in:4.15.0-1136.147USN-5485-1

linux-image-4.15.0-1136-aws-hweUbuntu

Fixed in:4.15.0-1136.147~16.04.1USN-5485-1

linux-image-4.15.0-1145-azureUbuntu

Fixed in:4.15.0-1145.160~14.04.1USN-5485-1

Fixed in:4.15.0-1145.160~16.04.1USN-5485-1

Fixed in:4.15.0-1145.160USN-5485-1

linux-image-4.15.0-187-genericUbuntu

Fixed in:4.15.0-187.198~16.04.1USN-5485-1

Fixed in:4.15.0-187.198USN-5485-1

linux-image-4.15.0-187-generic-lpaeUbuntu

Fixed in:4.15.0-187.198USN-5485-1

linux-image-4.15.0-187-lowlatencyUbuntu

Fixed in:4.15.0-187.198~16.04.1USN-5485-1

Fixed in:4.15.0-187.198USN-5485-1

linux-image-4.4.0-1109-awsUbuntu

Fixed in:4.4.0-1109.115USN-5513-1

linux-image-4.4.0-1110-kvmUbuntu

Fixed in:4.4.0-1110.120USN-5505-1

linux-image-4.4.0-229-genericUbuntu

Fixed in:4.4.0-229.263~14.04.1USN-5505-1

linux-image-4.4.0-229-lowlatencyUbuntu

Fixed in:4.4.0-229.263~14.04.1USN-5505-1

linux-image-5.13.0-1017-intelUbuntu

Fixed in:5.13.0-1017.19USN-5485-1

linux-image-5.13.0-1031-awsUbuntu

Fixed in:5.13.0-1031.35~20.04.1USN-5485-1

linux-image-5.13.0-1031-azureUbuntu

Fixed in:5.13.0-1031.37~20.04.1USN-5485-1

linux-image-5.13.0-1033-gcpUbuntu

Fixed in:5.13.0-1033.40~20.04.1USN-5485-1

linux-image-5.13.0-1036-oracleUbuntu

Fixed in:5.13.0-1036.43~20.04.1USN-5485-1

linux-image-5.13.0-51-genericUbuntu

Fixed in:5.13.0-51.58~20.04.1USN-5485-1

linux-image-5.13.0-51-generic-64kUbuntu

Fixed in:5.13.0-51.58~20.04.1USN-5485-1

linux-image-5.13.0-51-generic-lpaeUbuntu

Fixed in:5.13.0-51.58~20.04.1USN-5485-1

linux-image-5.13.0-51-lowlatencyUbuntu

Fixed in:5.13.0-51.58~20.04.1USN-5485-1

linux-image-5.14.0-1044-oemUbuntu

Fixed in:5.14.0-1044.49USN-5485-2

linux-image-5.15.0-1009-ibmUbuntu

Fixed in:5.15.0-1009.11USN-5485-1

linux-image-5.15.0-1010-gcpUbuntu

Fixed in:5.15.0-1010.15USN-5485-1

linux-image-5.15.0-1010-gkeUbuntu

Fixed in:5.15.0-1010.13USN-5485-1

linux-image-5.15.0-1010-intel-iotgUbuntu

Fixed in:5.15.0-1010.14USN-5485-1

linux-image-5.15.0-1011-oracleUbuntu

Fixed in:5.15.0-1011.15USN-5485-1

linux-image-5.15.0-1012-azureUbuntu

Fixed in:5.15.0-1012.15USN-5485-1

linux-image-5.15.0-1012-kvmUbuntu

Fixed in:5.15.0-1012.14USN-5485-1

linux-image-5.15.0-1013-awsUbuntu

Fixed in:5.15.0-1013.17USN-5485-1

linux-image-5.15.0-39-genericUbuntu

Fixed in:5.15.0-39.42USN-5485-1

linux-image-5.15.0-39-generic-64kUbuntu

Fixed in:5.15.0-39.42USN-5485-1

linux-image-5.15.0-39-generic-lpaeUbuntu

Fixed in:5.15.0-39.42USN-5485-1

linux-image-5.15.0-39-lowlatencyUbuntu

Fixed in:5.15.0-39.42USN-5485-1

linux-image-5.15.0-39-lowlatency-64kUbuntu

Fixed in:5.15.0-39.42USN-5485-1

linux-image-5.17.0-1013-oemUbuntu

Fixed in:5.17.0-1013.14USN-5529-1

linux-image-5.4.0-1028-ibmUbuntu

Fixed in:5.4.0-1028.32~18.04.1USN-5485-1

Fixed in:5.4.0-1028.32USN-5485-1

linux-image-5.4.0-1048-gkeopUbuntu

Fixed in:5.4.0-1048.51~18.04.1USN-5485-1

Fixed in:5.4.0-1048.51USN-5485-1

linux-image-5.4.0-1070-kvmUbuntu

Fixed in:5.4.0-1070.75USN-5485-1

linux-image-5.4.0-1076-gkeUbuntu

Fixed in:5.4.0-1076.82~18.04.1USN-5485-1

Fixed in:5.4.0-1076.82USN-5485-1

linux-image-5.4.0-1078-oracleUbuntu

Fixed in:5.4.0-1078.86~18.04.1USN-5485-1

Fixed in:5.4.0-1078.86USN-5485-1

linux-image-5.4.0-1080-awsUbuntu

Fixed in:5.4.0-1080.87~18.04.1USN-5485-1

Fixed in:5.4.0-1080.87USN-5485-1

linux-image-5.4.0-1080-gcpUbuntu

Fixed in:5.4.0-1080.87~18.04.1USN-5485-1

Fixed in:5.4.0-1080.87USN-5485-1

linux-image-5.4.0-1085-azureUbuntu

Fixed in:5.4.0-1085.90~18.04.1USN-5485-1

Fixed in:5.4.0-1085.90USN-5485-1

linux-image-5.4.0-1085-azure-fdeUbuntu

Fixed in:5.4.0-1085.90+cvm1.1USN-5485-1

linux-image-5.4.0-120-genericUbuntu

Fixed in:5.4.0-120.136~18.04.1USN-5485-1

Fixed in:5.4.0-120.136USN-5485-1

linux-image-5.4.0-120-generic-lpaeUbuntu

Fixed in:5.4.0-120.136~18.04.1USN-5485-1

Fixed in:5.4.0-120.136USN-5485-1

linux-image-5.4.0-120-lowlatencyUbuntu

Fixed in:5.4.0-120.136~18.04.1USN-5485-1

Fixed in:5.4.0-120.136USN-5485-1

linux-image-awsUbuntu

Fixed in:4.4.0.1109.106USN-5513-1

Fixed in:5.4.0.1080.60USN-5485-1

Fixed in:5.13.0.1031.35~20.04.25USN-5485-1

Fixed in:5.15.0.1013.13USN-5485-1

linux-image-aws-hweUbuntu

Fixed in:4.15.0.1136.123USN-5485-1

linux-image-aws-lts-18.04Ubuntu

Fixed in:4.15.0.1136.136USN-5485-1

linux-image-aws-lts-20.04Ubuntu

Fixed in:5.4.0.1080.80USN-5485-1

linux-image-azureUbuntu

Fixed in:4.15.0.1145.114USN-5485-1

Fixed in:4.15.0.1145.132USN-5485-1

Fixed in:5.4.0.1085.62USN-5485-1

Fixed in:5.13.0.1031.37~20.04.20USN-5485-1

Fixed in:5.15.0.1012.11USN-5485-1

linux-image-azure-fdeUbuntu

Fixed in:5.4.0.1085.90+cvm1.25USN-5485-1

linux-image-azure-lts-18.04Ubuntu

Fixed in:4.15.0.1145.115USN-5485-1

linux-image-azure-lts-20.04Ubuntu

Fixed in:5.4.0.1085.82USN-5485-1

linux-image-dell300xUbuntu

Fixed in:4.15.0.1048.48USN-5485-1

linux-image-gcpUbuntu

Fixed in:4.15.0.1130.127USN-5485-1

Fixed in:5.4.0.1080.61USN-5485-1

Fixed in:5.13.0.1033.40~20.04.1USN-5485-1

Fixed in:5.15.0.1010.9USN-5485-1

linux-image-gcp-lts-18.04Ubuntu

Fixed in:4.15.0.1130.146USN-5485-1

linux-image-gcp-lts-20.04Ubuntu

Fixed in:5.4.0.1080.86USN-5485-1

linux-image-genericUbuntu

Fixed in:3.13.0.190.199USN-5484-1

Fixed in:4.15.0.187.173USN-5485-1

Fixed in:5.4.0.120.121USN-5485-1

Fixed in:5.15.0.39.40USN-5485-1

linux-image-generic-hwe-16.04Ubuntu

Fixed in:4.15.0.187.174USN-5485-1

linux-image-generic-hwe-18.04Ubuntu

Fixed in:5.4.0.120.136~18.04.100USN-5485-1

linux-image-generic-hwe-20.04Ubuntu

Fixed in:5.13.0.51.58~20.04.31USN-5485-1

linux-image-generic-hwe-22.04Ubuntu

Fixed in:5.15.0.39.40USN-5485-1

linux-image-generic-lpaeUbuntu

Fixed in:4.15.0.187.173USN-5485-1

Fixed in:5.4.0.120.121USN-5485-1

Fixed in:5.15.0.39.40USN-5485-1

linux-image-generic-lpae-hwe-18.04Ubuntu

Fixed in:5.4.0.120.136~18.04.100USN-5485-1

linux-image-generic-lpae-hwe-20.04Ubuntu

Fixed in:5.13.0.51.58~20.04.31USN-5485-1

linux-image-generic-lpae-hwe-22.04Ubuntu

Fixed in:5.15.0.39.40USN-5485-1

linux-image-generic-lts-xenialUbuntu

Fixed in:4.4.0.229.199USN-5505-1

linux-image-gkeUbuntu

Fixed in:4.15.0.1130.127USN-5485-1

Fixed in:5.4.0.1076.84USN-5485-1

Fixed in:5.15.0.1010.13USN-5485-1

linux-image-gke-5.15Ubuntu

Fixed in:5.15.0.1010.13USN-5485-1

linux-image-gke-5.4Ubuntu

Fixed in:5.4.0.1076.82~18.04.38USN-5485-1

Fixed in:5.4.0.1076.84USN-5485-1

linux-image-gkeopUbuntu

Fixed in:5.4.0.1048.49USN-5485-1

linux-image-gkeop-5.4Ubuntu

Fixed in:5.4.0.1048.51~18.04.45USN-5485-1

Fixed in:5.4.0.1048.49USN-5485-1

linux-image-ibmUbuntu

Fixed in:5.4.0.1028.42USN-5485-1

Fixed in:5.4.0.1028.25USN-5485-1

Fixed in:5.15.0.1009.8USN-5485-1

linux-image-ibm-lts-20.04Ubuntu

Fixed in:5.4.0.1028.25USN-5485-1

linux-image-intelUbuntu

Fixed in:5.13.0.1017.15USN-5485-1

linux-image-intel-iotgUbuntu

Fixed in:5.15.0.1010.10USN-5485-1

linux-image-kvmUbuntu

Fixed in:4.4.0.1110.107USN-5505-1

Fixed in:4.15.0.1122.115USN-5485-1

Fixed in:5.4.0.1070.67USN-5485-1

Fixed in:5.15.0.1012.10USN-5485-1

linux-image-lowlatencyUbuntu

Fixed in:3.13.0.190.199USN-5484-1

Fixed in:4.15.0.187.173USN-5485-1

Fixed in:5.4.0.120.121USN-5485-1

Fixed in:5.15.0.39.38USN-5485-1

linux-image-lowlatency-hwe-16.04Ubuntu

Fixed in:4.15.0.187.174USN-5485-1

linux-image-lowlatency-hwe-18.04Ubuntu

Fixed in:5.4.0.120.136~18.04.100USN-5485-1

linux-image-lowlatency-hwe-20.04Ubuntu

Fixed in:5.13.0.51.58~20.04.31USN-5485-1

linux-image-lowlatency-hwe-22.04Ubuntu

Fixed in:5.15.0.39.38USN-5485-1

linux-image-lowlatency-lts-xenialUbuntu

Fixed in:4.4.0.229.199USN-5505-1

linux-image-oemUbuntu

Fixed in:4.15.0.187.174USN-5485-1

Fixed in:5.4.0.120.136~18.04.100USN-5485-1

Fixed in:5.4.0.120.121USN-5485-1

linux-image-oem-20.04Ubuntu

Fixed in:5.14.0.1044.40USN-5485-2

Fixed in:5.15.0.39.40USN-5485-1

linux-image-oem-20.04bUbuntu

Fixed in:5.14.0.1044.40USN-5485-2

linux-image-oem-20.04cUbuntu

Fixed in:5.14.0.1044.40USN-5485-2

linux-image-oem-20.04dUbuntu

Fixed in:5.14.0.1044.40USN-5485-2

linux-image-oem-22.04Ubuntu

Fixed in:5.17.0.1013.12USN-5529-1

linux-image-oem-22.04aUbuntu

Fixed in:5.17.0.1013.12USN-5529-1

linux-image-oem-osp1Ubuntu

Fixed in:5.4.0.120.136~18.04.100USN-5485-1

Fixed in:5.4.0.120.121USN-5485-1

linux-image-oracleUbuntu

Fixed in:4.15.0.1101.86USN-5485-1

Fixed in:5.4.0.1078.86~18.04.55USN-5485-1

Fixed in:5.13.0.1036.43~20.04.1USN-5485-1

Fixed in:5.15.0.1011.9USN-5485-1

linux-image-oracle-lts-18.04Ubuntu

Fixed in:4.15.0.1101.108USN-5485-1

linux-image-oracle-lts-20.04Ubuntu

Fixed in:5.4.0.1078.76USN-5485-1

linux-image-serverUbuntu

Fixed in:3.13.0.190.199USN-5484-1

linux-image-snapdragon-hwe-18.04Ubuntu

Fixed in:5.4.0.120.136~18.04.100USN-5485-1

linux-image-virtualUbuntu

Fixed in:3.13.0.190.199USN-5484-1

Fixed in:4.15.0.187.173USN-5485-1

Fixed in:5.4.0.120.121USN-5485-1

Fixed in:5.15.0.39.40USN-5485-1

linux-image-virtual-hwe-16.04Ubuntu

Fixed in:4.15.0.187.174USN-5485-1

linux-image-virtual-hwe-18.04Ubuntu

Fixed in:5.4.0.120.136~18.04.100USN-5485-1

linux-image-virtual-hwe-20.04Ubuntu

Fixed in:5.13.0.51.58~20.04.31USN-5485-1

linux-image-virtual-hwe-22.04Ubuntu

Fixed in:5.15.0.39.40USN-5485-1

linux-image-virtual-lts-xenialUbuntu

Fixed in:4.4.0.229.199USN-5505-1

linux-intel-5.13Ubuntu

Fixed in:5.13.0-1017.19USN-5485-1

linux-intel-iotgUbuntu

Fixed in:5.15.0-1010.14USN-5485-1

linux-kvmUbuntu

Fixed in:4.4.0-1110.120USN-5505-1

Fixed in:4.15.0-1122.127USN-5485-1

Fixed in:5.4.0-1070.75USN-5485-1

Fixed in:5.15.0-1012.14USN-5485-1

linux-lowlatencyUbuntu

Fixed in:5.15.0-39.42USN-5485-1

linux-lts-xenialUbuntu

Fixed in:4.4.0-229.263~14.04.1USN-5505-1

linux-oem-5.14Ubuntu

Fixed in:5.14.0-1044.49USN-5485-2

linux-oem-5.17Ubuntu

Fixed in:5.17.0-1013.14USN-5529-1

linux-oracleUbuntu

Fixed in:4.15.0-1101.112~16.04.1USN-5485-1

Fixed in:4.15.0-1101.112USN-5485-1

Fixed in:5.4.0-1078.86USN-5485-1

Fixed in:5.15.0-1011.15USN-5485-1

linux-oracle-5.13Ubuntu

Fixed in:5.13.0-1036.43~20.04.1USN-5485-1

linux-oracle-5.4Ubuntu

Fixed in:5.4.0-1078.86~18.04.1USN-5485-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Exploit Intelligence

6.45%probability of exploitation in 30 days

93rdpercentile

High risk: more likely to be exploited than 93% of all known CVEs.

References

Patch3

Third-Party Advisory6

Other references4

Embed a live status badge for CVE-2022-21125

Markdown

[![CVE-2022-21125](https://tridentstack.com/cve/badge/CVE-2022-21125.svg)](https://tridentstack.com/cve/CVE-2022-21125)

HTML

<a href="https://tridentstack.com/cve/CVE-2022-21125"><img src="https://tridentstack.com/cve/badge/CVE-2022-21125.svg" alt="CVE-2022-21125"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-05-05.