CVE-2022-21125

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Summary

CVECVE-2022-21125
StatePUBLISHED
Assignerintel
Source PriorityCVE Program / NVD first with legacy fallback
Published2022-06-15 20:15:17 UTC
Updated2026-10-14 16:17:24 UTC
DescriptionIncomplete cleanup of microarchitectural fill buffers on some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

Risk And Classification

Primary CVSS: v3.1 5.5 MEDIUM from [email protected]

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

EPSS: 0.064510000 probability, percentile 0.936280000 (date 2026-10-14)

Problem Types: CWE-459 | information disclosure | CWE-459 CWE-459 Incomplete Cleanup

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary5.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
3.1ADPDECLARED5.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary5.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
2.0[email protected]Primary2.1AV:L/AC:L/Au:N/C:P/I:N/A:N

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

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

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None

AV:L/AC:L/Au:N/C:P/I:N/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Debian Debian Linux 10.0 All All All
Operating System Debian Debian Linux 11.0 All All All
Operating System Debian Debian Linux 9.0 All All All
Operating System Fedoraproject Fedora 35 All All All
Operating System Fedoraproject Fedora 36 All All All
Application Intel Sgx Dcap All All All All
Application Intel Sgx Dcap All All All All
Application Intel Sgx Psw All All All All
Application Intel Sgx Psw All All All All
Application Intel Sgx Sdk All All All All
Application Intel Sgx Sdk All All All All
Operating System Vmware Esxi 7.0 - All All
Operating System Vmware Esxi 7.0 beta All All
Operating System Vmware Esxi 7.0 update_1 All All
Operating System Vmware Esxi 7.0 update_1a All All
Operating System Vmware Esxi 7.0 update_1b All All
Operating System Vmware Esxi 7.0 update_1c All All
Operating System Vmware Esxi 7.0 update_1d All All
Operating System Vmware Esxi 7.0 update_2 All All
Operating System Vmware Esxi 7.0 update_2a All All
Operating System Vmware Esxi 7.0 update_2c All All
Operating System Vmware Esxi 7.0 update_2d All All
Operating System Vmware Esxi 7.0 update_3c All All
Operating System Vmware Esxi 7.0 update_3d All All
Operating System Xen Xen All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na IntelR Processors affected See references Not specified
ADP Siemens SIMATIC S7-1500 TM MFP - GNU/Linux Subsystem affected V1.1 custom Not specified

References

ReferenceSourceLinkTags
[SECURITY] Fedora 36 Update: kernel-5.18.5-200.fc36 - package-announce - Fedora Mailing-Lists af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
Debian -- Security Information -- DSA-5178-1 intel-microcode af854a3a-2127-422b-91ae-364da2661108 www.debian.org Third Party Advisory
Intel SA-00615 Intel Processor Vulnerabilities in NetApp Products | NetApp Product Security af854a3a-2127-422b-91ae-364da2661108 security.netapp.com Third Party Advisory
INTEL-SA-00615 af854a3a-2127-422b-91ae-364da2661108 www.intel.com Patch, Vendor Advisory
[SECURITY] Fedora 35 Update: kernel-5.18.5-100.fc35 - package-announce - Fedora Mailing-Lists af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
Xen: Multiple Vulnerabilities (GLSA 202208-23) — Gentoo security af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org Third Party Advisory
[SECURITY] [DLA 3065-1] linux security update af854a3a-2127-422b-91ae-364da2661108 lists.debian.org Mailing List, Third Party Advisory
[SECURITY] Fedora 35 Update: xen-4.15.3-2.fc35 - package-announce - Fedora Mailing-Lists af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
XSA-404 - Xen Security Advisories af854a3a-2127-422b-91ae-364da2661108 xenbits.xen.org Patch, Third Party Advisory
oss-security - Xen Security Advisory 404 v2 (CVE-2022-21123,CVE-2022-21125,CVE-2022-21166) - x86: MMIO Stale Data vulnerabilities af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Patch, Third Party Advisory
[SECURITY] Fedora 36 Update: xen-4.16.1-4.fc36 - package-announce - Fedora Mailing-Lists af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
cert-portal.siemens.com/productcert/html/ssa-794697.html 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e cert-portal.siemens.com
Debian -- Security Information -- DSA-5184-1 xen af854a3a-2127-422b-91ae-364da2661108 www.debian.org Third Party Advisory
Debian -- Security Information -- DSA-5173-1 linux af854a3a-2127-422b-91ae-364da2661108 www.debian.org Third Party Advisory
[SECURITY] Fedora 35 Update: kernel-5.18.5-100.fc35 - package-announce - Fedora Mailing-Lists MITRE lists.fedoraproject.org
[SECURITY] Fedora 35 Update: xen-4.15.3-2.fc35 - package-announce - Fedora Mailing-Lists MITRE lists.fedoraproject.org
[SECURITY] Fedora 36 Update: kernel-5.18.5-200.fc36 - package-announce - Fedora Mailing-Lists MITRE lists.fedoraproject.org
[SECURITY] Fedora 36 Update: xen-4.16.1-4.fc36 - package-announce - Fedora Mailing-Lists MITRE lists.fedoraproject.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 159891 Oracle Enterprise Linux Security Update for unbreakable enterprise kernel (ELSA-2022-9481)
  • 159892 Oracle Enterprise Linux Security Update for unbreakable enterprise kernel-container (ELSA-2022-9482)
  • 159893 Oracle Enterprise Linux Security Update for unbreakable enterprise kernel-container (ELSA-2022-9486)
  • 159894 Oracle Enterprise Linux Security Update for microcode_ctl (ELSA-2022-9485)
  • 159897 Oracle Enterprise Linux Security Update for unbreakable enterprise kernel (ELSA-2022-9483)
  • 159898 Oracle Enterprise Linux Security Update for microcode_ctl (ELSA-2022-9484)
  • 159912 Oracle Enterprise Linux Security Update for microcode_ctl (ELSA-2022-9507)
  • 159914 Oracle Enterprise Linux Security Update for microcode_ctl (ELSA-2022-9508)
  • 160003 Oracle Enterprise Linux Security Update for microcode_ctl (ELSA-2022-9670)
  • 160041 Oracle Enterprise Linux Security Update for kernel (ELSA-2022-5937)
  • 160087 Oracle Enterprise Linux Security Update for kernel (ELSA-2022-6460)
  • 160270 Oracle Enterprise Linux Security Update for kernel (ELSA-2022-8267)
  • 180282 Debian Security Update for linux (DLA 3065-1)
  • 180605 Debian Security Update for linux (DSA 5173-1)
  • 180814 Debian Security Update for intel-microcode (DSA 5178-1)
  • 180823 Debian Security Update for linux (CVE-2022-21125)
  • 180893 Debian Security Update for xen (DSA 5184-1)
  • 198835 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5485-1)
  • 198846 Ubuntu Security Notification for Linux kernel (OEM) Vulnerabilities (USN-5485-2)
  • 198868 Ubuntu Security Notification for Linux kernel (OEM) Vulnerabilities (USN-5529-1)
  • 216291 VMware ESXi 6.5 Patch Release ESXi670-202206101-SG Missing (VMSA-2022-0016)
  • 216292 VMware ESXi 6.7 Patch Release ESXi670-202206101-SG Missing (VMSA-2022-0016)
  • 216293 VMware ESXi 7.0 Patch Release ESXi70U3e-19898904 Missing (VMSA-2022-0016)
  • 240597 Red Hat Update for kernel (RHSA-2022:5937)
  • 240598 Red Hat Update for kernel-rt (RHSA-2022:5939)
  • 240662 Red Hat Update for kernel-rt (RHSA-2022:6437)
  • 240664 Red Hat Update for kernel security (RHSA-2022:6460)
  • 240734 Red Hat Update for kernel-rt (RHSA-2022:6991)
  • 240738 Red Hat Update for kernel security (RHSA-2022:6983)
  • 240799 Red Hat Update for kernel-rt (RHSA-2022:7280)
  • 240869 Red Hat Update for kernel-rt (RHSA-2022:7933)
  • 240904 Red Hat Update for kernel security (RHSA-2022:8267)
  • 241008 Red Hat Update for kernel (RHSA-2022:8973)
  • 241009 Red Hat Update for kernel-rt (RHSA-2022:8974)
  • 257189 CentOS Security Update for kernel (CESA-2022:5937)
  • 282826 Fedora Security Update for kernel (FEDORA-2022-391e24517d)
  • 282837 Fedora Security Update for kernel (FEDORA-2022-177a008b98)
  • 282884 Fedora Security Update for xen (FEDORA-2022-925fc688c1)
  • 282969 Fedora Security Update for xen (FEDORA-2022-2c9f8224f8)
  • 354468 Amazon Linux Security Advisory for kernel : ALAS2022-2022-185
  • 354542 Amazon Linux Security Advisory for kernel : ALAS-2022-185
  • 355199 Amazon Linux Security Advisory for kernel : ALAS2023-2023-070
  • 377117 Alibaba Cloud Linux Security Update for cloud-kernel (ALINUX3-SA-2022:0158)
  • 377772 Citrix XenServer Security Updates (CTX460064)
  • 377871 Alibaba Cloud Linux Security Update for cloud-kernel (ALINUX2-SA-2023:0001)
  • 390266 Oracle Managed Virtualization (VM) Server for x86 Security Update for xen (OVMSA-2022-0023)
  • 501525 Alpine Linux Security Update for xen
  • 501803 Alpine Linux Security Update for xen
  • 502244 Alpine Linux Security Update for xen
  • 502421 Alpine Linux Security Update for xen
  • 502813 Alpine Linux Security Update for xen
  • 672114 EulerOS Security Update for kernel (EulerOS-SA-2022-2292)
  • 710600 Gentoo Linux Xen Multiple Vulnerabilities (GLSA 202208-23)
  • 752228 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:2078-1)
  • 752231 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:2082-1)
  • 752234 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:2080-1)
  • 752237 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:2083-1)
  • 752240 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:2103-1)
  • 752242 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:2104-1)
  • 752250 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:2111-1)
  • 752254 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:2116-1)
  • 752370 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:2520-1)
  • 752393 SUSE Enterprise Linux Security Update for xen (SUSE-SU-2022:2557-1)
  • 752395 SUSE Enterprise Linux Security Update for xen (SUSE-SU-2022:2560-1)
  • 752399 SUSE Enterprise Linux Security Update for xen (SUSE-SU-2022:2601-1)
  • 752400 SUSE Enterprise Linux Security Update for xen (SUSE-SU-2022:2600-1)
  • 752405 SUSE Enterprise Linux Security Update for xen (SUSE-SU-2022:2599-1)
  • 752410 SUSE Enterprise Linux Security Update for xen (SUSE-SU-2022:2597-1)
  • 752411 SUSE Enterprise Linux Security Update for xen (SUSE-SU-2022:2591-1)
  • 753148 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:2615-1)
  • 753296 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:2177-1)
  • 753368 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:2079-1)
  • 753703 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2023:0416-1)
  • 753707 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2023:0416-1)
  • 753727 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2023:0416-1)
  • 91915 Microsoft Windows Security Update for June 2022
  • 91917 Microsoft Windows Security Update for Memory Mapped I/O (MMIO) Stale Data Vulnerabilities (ADV220002)
  • 91920 Microsoft Azure Stack Hub Security Updates for June 2022
  • 91989 Microsoft Windows Microcode Updates for Vulnerabilities in MMIO Not Installed
  • 940665 AlmaLinux Security Update for kernel-rt (ALSA-2022:6437)
  • 940667 AlmaLinux Security Update for kernel (ALSA-2022:6460)
  • 940798 AlmaLinux Security Update for kernel (ALSA-2022:8267)
  • 940843 AlmaLinux Security Update for kernel-rt (ALSA-2022:7933)
  • 960206 Rocky Linux Security Update for kernel-rt (RLSA-2022:6437)
  • 960366 Rocky Linux Security Update for kernel (RLSA-2022:6460)

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