Microarchitectural Fill Buffer Data Sampling (MFBDS): Fill buffers on some microprocessors utilizing speculative execution may allow an authenticated user to potentially enable information disclosure via a side channel with local access. A list of impacted products can be found here: https://www.intel.com/content/dam/www/public/us/en/documents/corporate-information/SA00233-microcode-update-guidance_05132019.pdf
CVSS Details
- CVSS 3.1 Base Score: 5.9
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N)
- CVSS 3.0 Base Score: 5.6
- CVSS 3.0 Vector: (CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade xen | Aug 22, 2024 | May 30, 2019 |
| Amazon Linux Ami 2 | — | Upgrade libvirt-daemon-driver-storage-glusterUpgrade kernel-debuginfo-common-aarch64Upgrade libvirt-daemon-config-nwfilterUpgrade kernel-develUpgrade libvirt-debuginfoUpgrade libvirt-clientUpgrade libvirt-daemon-driver-storage-iscsiUpgrade libvirt-daemon-driver-qemuUpgrade libvirt-daemon-driver-secretUpgrade perfUpgrade libvirt-daemon-driver-storage-coreUpgrade libvirt-login-shellUpgrade libvirt-daemon-kvmUpgrade libvirt-daemon-driver-storageUpgrade libvirt-daemon-driver-nwfilterUpgrade kernel-debuginfoUpgrade libvirt-lock-sanlockUpgrade libvirt-daemon-driver-storage-diskUpgrade kernel-tools-debuginfoUpgrade libvirt-daemon-driver-storage-logicalUpgrade kernel-tools-develUpgrade kernelUpgrade libvirt-bash-completionUpgrade libvirt-daemon-driver-lxcUpgrade kernel-headersUpgrade libvirt-daemon-lxcUpgrade libvirt-nssUpgrade libvirt-daemon-driver-storage-rbdUpgrade libvirt-daemon-driver-storage-scsiUpgrade libvirt-daemon-driver-networkUpgrade libvirt-develUpgrade libvirt-libsUpgrade python-perf-debuginfoUpgrade libvirt-daemon-driver-nodedevUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-toolsUpgrade python-perfUpgrade perf-debuginfoUpgrade libvirt-docsUpgrade libvirt-daemonUpgrade libvirt-adminUpgrade libvirt-daemon-driver-storage-mpathUpgrade libvirt-daemon-config-networkUpgrade libvirtUpgrade libvirt-daemon-driver-interface | Apr 27, 2020 | May 30, 2019 |
| Amazon_linux | — | Upgrade qemu-kvmUpgrade kernel | May 15, 2019 | May 14, 2019 |
| Apple Osx Microcode | — | Upgrade macOS to the latest version | May 15, 2019 | May 15, 2019 |
| Centos_linux | — | Upgrade nbdkit-plugin-vddk-debuginfoUpgrade netcf-debugsourceUpgrade libguestfsUpgrade libguestfs-winsupportUpgrade libguestfs-tools-cUpgrade qemu-kvm-block-iscsiUpgrade libguestfs-man-pages-ukUpgrade qemu-imgUpgrade libvirt-daemon-debuginfoUpgrade virt-v2v-debuginfoUpgrade nbdkit-example-plugins-debuginfoUpgrade perl-hivexUpgrade libvirt-lock-sanlockUpgrade kernelUpgrade libvirt-daemon-lxcUpgrade netcf-libsUpgrade qemu-kvm-block-gluster-debuginfoUpgrade nbdkit-debuginfoUpgrade sgabios-binUpgrade perl-Sys-VirtUpgrade nbdkit-example-pluginsUpgrade nbdkit-plugin-vddkUpgrade libvirt-daemon-driver-storage-mpathUpgrade libvirt-daemon-driver-storage-rbd-debuginfoUpgrade python3-libvirtUpgrade hivex-develUpgrade libiscsiUpgrade libiscsi-debugsourceUpgrade libvirt-daemon-kvmUpgrade libguestfs-benchmarkingUpgrade python3-hivex-debuginfoUpgrade python3-libguestfs-debuginfoUpgrade libguestfs-gobjectUpgrade libvirt-daemon-driver-nwfilterUpgrade nbdkit-bash-completionUpgrade netcfUpgrade libvirt-libs-debuginfoUpgrade libvirt-daemon-driver-storage-mpath-debuginfoUpgrade libguestfs-javaUpgrade libssh2Upgrade libguestfs-gobject-develUpgrade ruby-hivexUpgrade nbdkit-plugin-gzipUpgrade python3-libvirt-debuginfoUpgrade netcf-debuginfoUpgrade virt-p2v-makerUpgrade libvirt-daemon-driver-qemu-debuginfoUpgrade libvirt-dbusUpgrade libvirt-daemon-config-networkUpgrade libvirt-daemon-driver-storage-iscsi-debuginfoUpgrade virt-dibUpgrade libvirt-daemon-driver-storage-glusterUpgrade libguestfs-tools-c-debuginfoUpgrade libvirt-dbus-debugsourceUpgrade libguestfs-develUpgrade lua-guestfs-debuginfoUpgrade libvirt-debugsourceUpgrade supermin-debugsourceUpgrade netcf-develUpgrade libvirt-adminUpgrade qemu-kvmUpgrade libvirt-daemon-config-nwfilterUpgrade libvirt-daemon-driver-storageUpgrade libvirt-docsUpgrade libvirt-daemon-driver-secretUpgrade seabios-binUpgrade seavgabios-binUpgrade nbdkit-plugin-python3Upgrade libguestfs-rsyncUpgrade libiscsi-develUpgrade qemu-kvm-block-rbd-debuginfoUpgrade libguestfs-debuginfoUpgrade supermin-develUpgrade qemu-kvm-debugsourceUpgrade hivexUpgrade libvirt-develUpgrade libvirt-debuginfoUpgrade hivex-debuginfoUpgrade libvirt-daemon-driver-storage-iscsiUpgrade libvirt-client-debuginfoUpgrade libguestfs-javadocUpgrade qemu-kvm-coreUpgrade qemu-kvm-block-iscsi-debuginfoUpgrade libguestfs-java-develUpgrade libvirt-daemon-driver-storage-logicalUpgrade libvirt-daemon-driver-storage-core-debuginfoUpgrade libvirt-daemon-driver-storage-diskUpgrade nbdkitUpgrade libvirt-daemon-driver-storage-logical-debuginfoUpgrade qemu-kvm-debuginfoUpgrade libssh2-debuginfoUpgrade libguestfs-java-debuginfoUpgrade libvirt-daemon-driver-lxcUpgrade libguestfs-man-pages-jaUpgrade qemu-guest-agent-debuginfoUpgrade perl-hivex-debuginfoUpgrade libvirt-daemon-driver-interface-debuginfoUpgrade libguestfs-toolsUpgrade libvirtUpgrade libvirt-daemon-driver-interfaceUpgrade qemu-kvm-block-curl-debuginfoUpgrade nbdkit-develUpgrade nbdkit-debugsourceUpgrade libvirt-daemon-driver-storage-rbdUpgrade kernel-rtUpgrade hivex-debugsourceUpgrade libvirt-daemon-driver-storage-scsi-debuginfoUpgrade libguestfs-benchmarking-debuginfoUpgrade python3-libguestfsUpgrade python3-hivexUpgrade libvirt-lock-sanlock-debuginfoUpgrade qemu-kvm-commonUpgrade libvirt-daemon-driver-secret-debuginfoUpgrade qemu-kvm-block-glusterUpgrade libvirt-nss-debuginfoUpgrade supermin-debuginfoUpgrade qemu-kvm-toolsUpgrade libvirt-daemon-driver-nodedevUpgrade perl-Sys-Virt-debuginfoUpgrade ruby-libguestfsUpgrade libvirt-dbus-debuginfoUpgrade nbdkit-plugin-xzUpgrade libvirt-clientUpgrade libguestfs-xfsUpgrade libguestfs-debugsourceUpgrade ruby-libguestfs-debuginfoUpgrade qemu-kvm-block-ssh-debuginfoUpgrade seabiosUpgrade libguestfs-bash-completionUpgrade libiscsi-utils-debuginfoUpgrade libvirt-daemon-driver-nwfilter-debuginfoUpgrade libvirt-daemon-driver-storage-disk-debuginfoUpgrade libvirt-libsUpgrade libvirt-daemon-driver-qemuUpgrade libssh2-debugsourceUpgrade libvirt-daemon-driver-networkUpgrade libvirt-pythonUpgrade libguestfs-inspect-iconsUpgrade libvirt-nssUpgrade libvirt-daemonUpgrade nbdkit-plugin-xz-debuginfoUpgrade qemu-kvm-block-sshUpgrade nbdkit-plugin-python-commonUpgrade libvirt-login-shellUpgrade libvirt-daemon-driver-nodedev-debuginfoUpgrade libvirt-admin-debuginfoUpgrade qemu-kvm-common-debuginfoUpgrade qemu-guest-agentUpgrade libvirt-daemon-driver-network-debuginfoUpgrade libiscsi-debuginfoUpgrade libguestfs-gfs2Upgrade libvirt-daemon-driver-storage-coreUpgrade qemu-kvm-block-curlUpgrade qemu-kvm-core-debuginfoUpgrade libvirt-bash-completionUpgrade libvirt-daemon-driver-storage-gluster-debuginfoUpgrade ruby-hivex-debuginfoUpgrade lua-guestfsUpgrade superminUpgrade perl-Sys-Virt-debugsourceUpgrade qemu-kvm-block-rbdUpgrade perl-Sys-GuestfsUpgrade nbdkit-basic-pluginsUpgrade libguestfs-rescueUpgrade libiscsi-utilsUpgrade libguestfs-gobject-debuginfoUpgrade nbdkit-plugin-python3-debuginfoUpgrade virt-dib-debuginfoUpgrade virt-v2vUpgrade perl-Sys-Guestfs-debuginfoUpgrade nbdkit-basic-plugins-debuginfoUpgrade libvirt-daemon-driver-storage-scsiUpgrade nbdkit-plugin-gzip-debuginfoUpgrade sgabiosUpgrade netcf-libs-debuginfoUpgrade qemu-img-debuginfo | May 17, 2019 | May 14, 2019 |
| Debian | — | Upgrade xenUpgrade linuxUpgrade intel-microcode | May 15, 2019 | May 15, 2019 |
| F5 Big Ip | — | Update F5 BIG-IP to the latest version | Jun 17, 2026 | May 15, 2019 |
| Freebsd | — | Upgrade FreeBSD | Nov 26, 2019 | Nov 25, 2019 |
| Gentoo Linux | — | Upgrade app-emulation/xen-tools.Upgrade app-emulation/xen. | Mar 27, 2020 | May 30, 2019 |
| Huawei Euleros 2_0_sp2 | — | Upgrade libvirt-daemon-driver-nodedevUpgrade libvirt-clientUpgrade libvirt-daemonUpgrade libvirt-daemon-driver-lxcUpgrade libvirt-daemon-config-nwfilterUpgrade libvirt-daemon-driver-interfaceUpgrade libvirt-daemon-config-networkUpgrade libvirtUpgrade libvirt-daemon-driver-secretUpgrade libvirt-daemon-driver-networkUpgrade libvirt-daemon-driver-nwfilterUpgrade libvirt-daemon-driver-storageUpgrade libvirt-daemon-driver-qemuUpgrade libvirt-daemon-kvm | May 30, 2019 | May 14, 2019 |
| Huawei Euleros 2_0_sp3 | — | Upgrade kernel-headersUpgrade kernel-debuginfo-common-x86_64Upgrade python-perfUpgrade kernelUpgrade kernel-debuginfoUpgrade perfUpgrade kernel-develUpgrade kernel-toolsUpgrade kernel-tools-libs | May 30, 2019 | May 14, 2019 |
| Huawei Euleros 2_0_sp5 | — | Upgrade qemu-imgUpgrade qemu-kvm-commonUpgrade qemu-kvm | May 30, 2019 | May 14, 2019 |
| Huawei Euleros 2_0_sp8 | — | Upgrade qemu-audio-paUpgrade qemu-block-rbdUpgrade qemu-kvmUpgrade qemu-block-nfsUpgrade qemu-block-glusterUpgrade qemu-block-sshUpgrade qemu-commonUpgrade qemu-audio-alsaUpgrade qemu-audio-ossUpgrade qemu-ui-sdlUpgrade qemu-system-aarch64Upgrade qemu-block-dmgUpgrade qemu-imgUpgrade qemu-block-iscsiUpgrade qemu-ui-gtkUpgrade qemu-system-aarch64-coreUpgrade qemu-ui-cursesUpgrade qemu-block-curlUpgrade qemu-audio-sdl | Nov 28, 2019 | May 30, 2019 |
| Oracle Solaris | — | Upgrade consolidation/osnet/osnet-incorporation to version 11.4-11.4.15.0.1.5.0 on Solaris 11.4 | Nov 20, 2019 | May 30, 2019 |
| Oracle_linux | — | Upgrade kernel-uekUpgrade kernel | May 15, 2019 | May 14, 2019 |
| Redhat Openshift | — | Upgrade redhat-coreos | Dec 29, 2020 | May 30, 2019 |
| Redhat_linux | — | No solution existsUpgrade kernelUpgrade kernel-rt | May 15, 2019 | May 14, 2019 |
| Suse | — | Upgrade qemu-audio-ossUpgrade qemu-hw-s390x-virtio-gpu-ccwUpgrade qemu-block-rbdUpgrade kernel-default-extraUpgrade qemu-chardev-spiceUpgrade kernel-source-azureUpgrade xen-develUpgrade xen-libsUpgrade libvirt-nssUpgrade qemu-ui-openglUpgrade xen-tools-domuUpgrade qemu-hw-display-virtio-gpuUpgrade qemu-hw-display-qxlUpgrade kernel-default-manUpgrade libvirtUpgrade libvirt-daemon-driver-nodedevUpgrade qemu-ipxeUpgrade kernel-azure-baseUpgrade xen-doc-htmlUpgrade xen-tools-xendomains-wait-diskUpgrade qemuUpgrade libvirt-daemon-driver-libxlUpgrade qemu-x86Upgrade kernel-ec2-develUpgrade qemu-sgabiosUpgrade libvirt-daemonUpgrade qemu-hw-display-virtio-gpu-pciUpgrade xen-toolsUpgrade libvirt-daemon-driver-storage-scsiUpgrade libvirt-daemon-driver-networkUpgrade libvirt-daemon-qemuUpgrade libvirt-libsUpgrade qemu-armUpgrade qemu-guest-agentUpgrade libvirt-daemon-driver-storage-coreUpgrade kernel-devel-azureUpgrade qemu-toolsUpgrade libvirt-daemon-driver-interfaceUpgrade qemu-audio-paUpgrade libvirt-adminUpgrade qemu-hw-display-virtio-vgaUpgrade libvirt-daemon-driver-qemuUpgrade libvirt-daemon-driver-storage-rbdUpgrade qemu-ppcUpgrade ucode-intelUpgrade libvirt-docUpgrade qemu-block-sshUpgrade libvirt-daemon-config-networkUpgrade libvirt-daemon-driver-secretUpgrade libvirt-daemon-xenUpgrade kernel-defaultUpgrade kernel-ec2-extraUpgrade qemu-s390xUpgrade libvirt-bash-completionUpgrade qemu-kvmUpgrade qemu-block-curlUpgrade qemu-langUpgrade qemu-skibootUpgrade libvirt-daemon-driver-lxcUpgrade libvirt-develUpgrade libvirt-lock-sanlockUpgrade libvirt-daemon-driver-storage-iscsiUpgrade qemu-seabiosUpgrade libvirt-daemon-driver-nwfilterUpgrade qemu-audio-alsaUpgrade libvirt-daemon-config-nwfilterUpgrade libvirt-clientUpgrade qemu-ui-spice-appUpgrade libvirt-daemon-hooksUpgrade xen-kmp-defaultUpgrade libvirt-daemon-driver-storage-diskUpgrade qemu-s390Upgrade qemu-ui-gtkUpgrade qemu-vgabiosUpgrade kernel-docsUpgrade libvirt-daemon-driver-storage-logicalUpgrade qemu-block-iscsiUpgrade qemu-chardev-baumUpgrade qemu-hw-usb-redirectUpgrade xenUpgrade qemu-ui-cursesUpgrade libvirt-daemon-driver-storage-iscsi-directUpgrade qemu-ksmUpgrade libvirt-daemon-driver-storageUpgrade qemu-microvmUpgrade xen-libs-32bitUpgrade libvirt-daemon-driver-storage-mpathUpgrade qemu-ui-spice-coreUpgrade kernel-ec2Upgrade libvirt-daemon-lxcUpgrade qemu-audio-spiceUpgrade kernel-obs-build | May 15, 2019 | May 14, 2019 |
| Ubuntu | — | Upgrade linux-image-4.15.0-1038-oemUpgrade libvirt-binUpgrade linux-image-4.18.0-20-lowlatencyUpgrade linux-image-generic-lpae-lts-trustyUpgrade linux-image-powerpc-e500mcUpgrade linux-image-3.2.0-140-genericUpgrade linux-image-5.0.0-1006-kvmUpgrade linux-image-awsUpgrade linux-image-generic-lpae-hwe-16.04Upgrade linux-image-4.4.0-1083-awsUpgrade linux-image-3.2.0-140-generic-paeUpgrade qemu-system-x86Upgrade linux-image-lowlatencyUpgrade linux-image-3.2.0-140-omapUpgrade linux-image-generic-lpae-lts-xenialUpgrade linux-image-4.4.0-148-generic-lpaeUpgrade linux-image-azureUpgrade linux-image-3.13.0-170-genericUpgrade linux-image-raspi2Upgrade linux-image-3.13.0-170-powerpc-e500Upgrade libvirt-daemonUpgrade linux-image-powerpc64-emb-lts-xenialUpgrade linux-image-powerpc64-smp-lts-xenialUpgrade linux-image-virtual-hwe-16.04Upgrade linux-image-4.15.0-1045-azureUpgrade linux-image-4.4.0-148-lowlatencyUpgrade linux-image-4.4.0-148-powerpc-smpUpgrade linux-image-powerpc-e500mc-lts-xenialUpgrade intel-microcodeUpgrade linux-image-5.0.0-1006-awsUpgrade linux-image-3.13.0-170-generic-lpaeUpgrade linux-image-lowlatency-lts-xenialUpgrade linux-image-4.15.0-50-generic-lpaeUpgrade libvirt0Upgrade linux-image-3.2.0-140-powerpc-smpUpgrade linux-image-generic-hwe-18.04Upgrade linux-image-5.0.0-1006-gcpUpgrade linux-image-4.4.0-1046-kvmUpgrade qemuUpgrade linux-image-4.15.0-1053-snapdragonUpgrade linux-image-kvmUpgrade linux-image-3.13.0-170-lowlatencyUpgrade linux-image-4.18.0-1016-awsUpgrade linux-image-4.4.0-148-genericUpgrade linux-image-3.13.0-170-powerpc64-embUpgrade linux-image-4.18.0-20-snapdragonUpgrade linux-image-4.4.0-148-powerpc64-embUpgrade linux-image-5.0.0-1006-azureUpgrade linux-image-powerpc64-embUpgrade linux-image-4.18.0-1011-gcpUpgrade linux-image-highbankUpgrade linux-image-4.15.0-1032-gcpUpgrade linux-image-4.18.0-1012-kvmUpgrade linux-image-genericUpgrade linux-image-5.0.0-15-lowlatency | May 15, 2019 | May 14, 2019 |
| Vmsa 2019 0008 | — | Upgrade VMware ESXi 6.5 to build number 13635690Upgrade VMware ESXi 6.7 to build number 13644319Upgrade VMware ESXi 6.0 to build number 13635687 | May 24, 2019 | May 24, 2019 |
| Vmsa 2019 0010 | — | Upgrade VMware ESXi 6.7 to build number 13644319Upgrade VMware ESXi 6.5 to build number 13635690Upgrade VMware ESXi 6.0 to build number 13635687 | Jul 4, 2019 | May 30, 2019 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | May 30, 2019 |
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