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CVE-2021-3656

🗓️ 04 Mar 2022 18:41:26Reported by redhatType 
cve
 cve🔗 web.nvd.nist.gov👁 379 Views

Flaw in KVM's AMD code for supporting SVM nested virtualization, allowing malicious L1 to disable intercepts and potentially enabling guest-to-host escape

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: Multiple vulnerabilities in Linux Kernel affect IBM QRadar SIEM (CVE-2021-22543, CVE-2021-3653, CVE-2021-3656, CVE-2021-37576)
28 Apr 202220:56
–ibm
Tenable Nessus		Amazon Linux 2 : kernel (ALAS-2021-1704)
16 Sep 202100:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel (ALASKERNEL-5.10-2022-005)
2 May 202200:00
–nessus
Tenable Nessus		Amazon Linux 2 : microvm-kernel (ALASMICROVM-KERNEL-4.14-2023-002)
27 Sep 202300:00
–nessus
Tenable Nessus		Amazon Linux 2 : microvm-kernel (ALASMICROVM-KERNEL-4.14-2023-003)
27 Sep 202300:00
–nessus
Tenable Nessus		AlmaLinux 8 : kernel (ALSA-2021:4056)
9 Feb 202200:00
–nessus
Tenable Nessus		CentOS 8 : kernel (CESA-2021:4056)
3 Nov 202100:00
–nessus
Tenable Nessus		CentOS 7 : kernel (RHSA-2021:3801)
17 Nov 202100:00
–nessus
Tenable Nessus		Debian DSA-4978-1 : linux - security update
25 Sep 202100:00
–nessus
Tenable Nessus		EulerOS 2.0 SP9 : kernel (EulerOS-SA-2021-2713)
11 Nov 202100:00
–nessus
Rows per page
NVD
Vulners
Node
linuxlinux_kernelRange4.13–4.14.245
OR
linuxlinux_kernelRange4.15–4.19.205
OR
linuxlinux_kernelRange4.20–5.4.142
OR
linuxlinux_kernelRange5.5–5.10.60
OR
linuxlinux_kernelRange5.11–5.13.12
OR
linuxlinux_kernelMatch5.14-
OR
linuxlinux_kernelMatch5.14rc1
OR
linuxlinux_kernelMatch5.14rc2
OR
linuxlinux_kernelMatch5.14rc3
OR
linuxlinux_kernelMatch5.14rc4
OR
linuxlinux_kernelMatch5.14rc5
OR
linuxlinux_kernelMatch5.14rc6
Node
fedoraprojectfedoraMatch33
OR
fedoraprojectfedoraMatch34
Node
redhatsoftware_collectionsMatch-
AND
redhatenterprise_linux_serverMatch7.0
Node
redhatopenstackMatch13
OR
redhatenterprise_linuxMatch8.0
OR
redhatenterprise_linux_desktopMatch7.0
OR
redhatenterprise_linux_eusMatch8.1
OR
redhatenterprise_linux_eusMatch8.2
OR
redhatenterprise_linux_eusMatch8.4
OR
redhatenterprise_linux_for_ibm_z_systemsMatch7.0
OR
redhatenterprise_linux_for_ibm_z_systemsMatch8.0
OR
redhatenterprise_linux_for_ibm_z_systems_eusMatch8.1
OR
redhatenterprise_linux_for_ibm_z_systems_eusMatch8.2
OR
redhatenterprise_linux_for_ibm_z_systems_eusMatch8.4
OR
redhatenterprise_linux_for_power_big_endianMatch7.0
OR
redhatenterprise_linux_for_power_little_endianMatch7.0
OR
redhatenterprise_linux_for_power_little_endianMatch8.0
OR
redhatenterprise_linux_for_power_little_endian_eusMatch8.1
OR
redhatenterprise_linux_for_power_little_endian_eusMatch8.2
OR
redhatenterprise_linux_for_power_little_endian_eusMatch8.4
OR
redhatenterprise_linux_for_real_timeMatch7
OR
redhatenterprise_linux_for_real_timeMatch8
OR
redhatenterprise_linux_for_real_time_for_nfvMatch7
OR
redhatenterprise_linux_for_real_time_for_nfvMatch8
OR
redhatenterprise_linux_for_real_time_for_nfv_tusMatch8.2
OR
redhatenterprise_linux_for_real_time_for_nfv_tusMatch8.4
OR
redhatenterprise_linux_for_real_time_tusMatch8.2
OR
redhatenterprise_linux_for_real_time_tusMatch8.4
OR
redhatenterprise_linux_for_scientific_computingMatch7.0
OR
redhatenterprise_linux_serverMatch7.0
OR
redhatenterprise_linux_server_ausMatch7.6
OR
redhatenterprise_linux_server_ausMatch7.7
OR
redhatenterprise_linux_server_ausMatch8.2
OR
redhatenterprise_linux_server_ausMatch8.4
OR
redhatenterprise_linux_server_for_power_little_endian_update_services_for_sap_solutionsMatch7.6
OR
redhatenterprise_linux_server_for_power_little_endian_update_services_for_sap_solutionsMatch8.1
OR
redhatenterprise_linux_server_for_power_little_endian_update_services_for_sap_solutionsMatch8.2
OR
redhatenterprise_linux_server_for_power_little_endian_update_services_for_sap_solutionsMatch8.4
OR
redhatenterprise_linux_server_tusMatch7.6
OR
redhatenterprise_linux_server_tusMatch7.7
OR
redhatenterprise_linux_server_tusMatch8.2
OR
redhatenterprise_linux_server_tusMatch8.4
OR
redhatenterprise_linux_server_update_services_for_sap_solutionsMatch7.6
OR
redhatenterprise_linux_server_update_services_for_sap_solutionsMatch7.7
OR
redhatenterprise_linux_server_update_services_for_sap_solutionsMatch8.1
OR
redhatenterprise_linux_server_update_services_for_sap_solutionsMatch8.2
OR
redhatenterprise_linux_server_update_services_for_sap_solutionsMatch8.4
OR
redhatenterprise_linux_workstationMatch7.0
Node
redhat3scale_api_managementMatch2.0
AND
redhatenterprise_linuxMatch7.0
OR
redhatenterprise_linuxMatch8.0
Node
redhatcodeready_linux_builderMatch-
AND
redhatenterprise_linuxMatch8.0
OR
redhatenterprise_linux_eusMatch8.1
OR
redhatenterprise_linux_eusMatch8.2
OR
redhatenterprise_linux_eusMatch8.4
OR
redhatenterprise_linux_for_power_little_endianMatch8.0
OR
redhatenterprise_linux_for_power_little_endian_eusMatch8.1
OR
redhatenterprise_linux_for_power_little_endian_eusMatch8.2
OR
redhatenterprise_linux_for_power_little_endian_eusMatch8.4
Node
redhatvirtualization_hostMatch4.0
AND
redhatenterprise_linuxMatch7.0
OR
redhatenterprise_linuxMatch8.0
[
  {
    "product": "KVM",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "Fixed-In v5.14-rc7 and above"
      }
    ]
  }
]

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21 Nov 2024 06:22Current
8.6High risk
Vulners AI Score8.6
CVSS 27.2
CVSS 3.18.8
EPSS0.00658
CWE-862
cve-2021-3656kvmamdsvmnested virtualizationvmcbvlsvmloadvmsavesecurityvulnerabilitynvd
379