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-docsUpgrade libvirt-daemon-driver-storage-scsiUpgrade perf-debuginfoUpgrade libvirt-adminUpgrade python-perf-debuginfoUpgrade libvirt-daemon-config-networkUpgrade python-perfUpgrade libvirt-libsUpgrade libvirt-develUpgrade libvirtUpgrade libvirt-daemonUpgrade libvirt-daemon-driver-storage-rbdUpgrade kernel-toolsUpgrade libvirt-daemon-driver-networkUpgrade libvirt-daemon-driver-storage-mpathUpgrade kernel-debuginfo-common-x86_64Upgrade libvirt-daemon-driver-nodedevUpgrade libvirt-daemon-driver-interfaceUpgrade libvirt-daemon-driver-lxcUpgrade libvirt-nssUpgrade libvirt-login-shellUpgrade libvirt-bash-completionUpgrade libvirt-daemon-driver-storage-diskUpgrade libvirt-daemon-driver-qemuUpgrade libvirt-daemon-lxcUpgrade libvirt-daemon-driver-nwfilterUpgrade kernel-headersUpgrade kernel-debuginfo-common-aarch64Upgrade libvirt-daemon-driver-storage-coreUpgrade kernel-develUpgrade libvirt-clientUpgrade libvirt-lock-sanlockUpgrade libvirt-daemon-driver-storage-iscsiUpgrade libvirt-debuginfoUpgrade libvirt-daemon-driver-secretUpgrade perfUpgrade libvirt-daemon-driver-storage-glusterUpgrade libvirt-daemon-config-nwfilterUpgrade kernel-tools-debuginfoUpgrade libvirt-daemon-driver-storageUpgrade libvirt-daemon-kvmUpgrade libvirt-daemon-driver-storage-logicalUpgrade kernel-tools-develUpgrade kernel-debuginfoUpgrade kernel | Apr 27, 2020 | May 30, 2019 |
| Amazon_linux | — | Upgrade kernelUpgrade qemu-kvm | May 15, 2019 | May 14, 2019 |
| Apple Osx Microcode | — | Upgrade macOS to the latest version | May 15, 2019 | May 15, 2019 |
| Centos_linux | — | Upgrade libvirt-daemon-driver-storage-diskUpgrade qemu-kvmUpgrade libvirt-daemon-driver-secretUpgrade hivex-develUpgrade libvirt-client-debuginfoUpgrade sgabios-binUpgrade libvirt-daemon-driver-storage-mpathUpgrade qemu-kvm-coreUpgrade libvirt-daemon-lxcUpgrade nbdkit-plugin-gzipUpgrade hivexUpgrade libvirt-adminUpgrade libvirt-dbus-debugsourceUpgrade libvirt-docsUpgrade qemu-kvm-debuginfoUpgrade libguestfs-rsyncUpgrade libvirt-daemon-config-nwfilterUpgrade netcf-libsUpgrade libiscsiUpgrade libguestfs-benchmarkingUpgrade libvirt-daemon-driver-lxcUpgrade qemu-kvm-block-rbd-debuginfoUpgrade supermin-develUpgrade libssh2Upgrade virt-p2v-makerUpgrade libvirt-debuginfoUpgrade libvirt-lock-sanlockUpgrade hivex-debuginfoUpgrade libvirt-daemon-driver-storage-core-debuginfoUpgrade libvirt-daemon-debuginfoUpgrade libvirt-dbusUpgrade libssh2-debuginfoUpgrade libguestfs-man-pages-jaUpgrade libvirt-daemon-config-networkUpgrade qemu-guest-agent-debuginfoUpgrade netcf-debuginfoUpgrade libguestfs-javadocUpgrade libvirt-daemon-driver-storage-logicalUpgrade libvirt-develUpgrade libvirt-daemon-driver-storage-iscsiUpgrade libguestfs-java-debuginfoUpgrade nbdkit-example-pluginsUpgrade lua-guestfs-debuginfoUpgrade libguestfs-develUpgrade libguestfs-debuginfoUpgrade nbdkit-plugin-vddkUpgrade libiscsi-develUpgrade libvirt-daemon-driver-storageUpgrade libvirt-libs-debuginfoUpgrade libvirt-daemon-driver-storage-logical-debuginfoUpgrade libguestfs-java-develUpgrade libvirt-daemon-driver-storage-iscsi-debuginfoUpgrade qemu-kvm-debugsourceUpgrade python3-libvirt-debuginfoUpgrade nbdkitUpgrade libvirt-daemon-driver-storage-glusterUpgrade qemu-kvm-block-iscsiUpgrade libvirt-debugsourceUpgrade libguestfs-gobjectUpgrade seabios-binUpgrade nbdkit-plugin-vddk-debuginfoUpgrade libguestfs-tools-c-debuginfoUpgrade qemu-kvm-block-iscsi-debuginfoUpgrade supermin-debugsourceUpgrade libguestfs-gobject-develUpgrade virt-dibUpgrade nbdkit-plugin-python3Upgrade nbdkit-bash-completionUpgrade libvirt-daemon-driver-qemu-debuginfoUpgrade python3-libvirtUpgrade ruby-hivexUpgrade libiscsi-debugsourceUpgrade perl-Sys-VirtUpgrade netcf-develUpgrade libvirt-daemon-driver-storage-rbd-debuginfoUpgrade libvirt-daemon-kvmUpgrade python3-hivex-debuginfoUpgrade seavgabios-binUpgrade netcfUpgrade libguestfs-man-pages-ukUpgrade nbdkit-example-plugins-debuginfoUpgrade virt-v2v-debuginfoUpgrade libguestfs-javaUpgrade libguestfs-tools-cUpgrade libvirt-daemon-driver-nwfilterUpgrade python3-libguestfs-debuginfoUpgrade libvirt-daemon-driver-storage-mpath-debuginfoUpgrade perl-hivexUpgrade libguestfs-winsupportUpgrade qemu-imgUpgrade libguestfsUpgrade netcf-debugsourceUpgrade kernelUpgrade qemu-kvm-block-gluster-debuginfoUpgrade nbdkit-debuginfoUpgrade lua-guestfsUpgrade libvirt-dbus-debuginfoUpgrade qemu-img-debuginfoUpgrade perl-Sys-Virt-debuginfoUpgrade libguestfs-toolsUpgrade libiscsi-debuginfoUpgrade qemu-guest-agentUpgrade qemu-kvm-block-sshUpgrade libvirt-daemon-driver-nodedev-debuginfoUpgrade libvirt-daemon-driver-storage-gluster-debuginfoUpgrade virt-dib-debuginfoUpgrade libguestfs-gfs2Upgrade libvirt-bash-completionUpgrade qemu-kvm-block-rbdUpgrade netcf-libs-debuginfoUpgrade qemu-kvm-core-debuginfoUpgrade libvirt-login-shellUpgrade libvirt-clientUpgrade libvirt-lock-sanlock-debuginfoUpgrade nbdkit-plugin-xzUpgrade libguestfs-benchmarking-debuginfoUpgrade libvirt-daemon-driver-nodedevUpgrade nbdkit-debugsourceUpgrade perl-hivex-debuginfoUpgrade libvirt-daemon-driver-interface-debuginfoUpgrade nbdkit-develUpgrade libguestfs-rescueUpgrade perl-Sys-GuestfsUpgrade ruby-libguestfs-debuginfoUpgrade python3-libguestfsUpgrade qemu-kvm-block-curl-debuginfoUpgrade libvirt-daemon-driver-interfaceUpgrade libguestfs-bash-completionUpgrade nbdkit-plugin-python-commonUpgrade qemu-kvm-common-debuginfoUpgrade libvirt-nssUpgrade libvirt-daemon-driver-storage-scsiUpgrade libiscsi-utils-debuginfoUpgrade libvirt-daemon-driver-storage-rbdUpgrade seabiosUpgrade libvirt-daemon-driver-storage-coreUpgrade libvirt-daemon-driver-network-debuginfoUpgrade libvirt-admin-debuginfoUpgrade libguestfs-xfsUpgrade hivex-debugsourceUpgrade superminUpgrade qemu-kvm-commonUpgrade python3-hivexUpgrade qemu-kvm-block-ssh-debuginfoUpgrade qemu-kvm-block-curlUpgrade libvirt-daemon-driver-storage-scsi-debuginfoUpgrade libguestfs-debugsourceUpgrade nbdkit-basic-pluginsUpgrade nbdkit-plugin-gzip-debuginfoUpgrade virt-v2vUpgrade libvirt-libsUpgrade libvirt-pythonUpgrade libvirt-daemon-driver-networkUpgrade nbdkit-plugin-xz-debuginfoUpgrade ruby-hivex-debuginfoUpgrade ruby-libguestfsUpgrade perl-Sys-Virt-debugsourceUpgrade qemu-kvm-toolsUpgrade libvirtUpgrade libssh2-debugsourceUpgrade qemu-kvm-block-glusterUpgrade libvirt-daemonUpgrade libvirt-daemon-driver-secret-debuginfoUpgrade supermin-debuginfoUpgrade libvirt-nss-debuginfoUpgrade kernel-rtUpgrade libguestfs-inspect-iconsUpgrade nbdkit-basic-plugins-debuginfoUpgrade libiscsi-utilsUpgrade nbdkit-plugin-python3-debuginfoUpgrade sgabiosUpgrade perl-Sys-Guestfs-debuginfoUpgrade libguestfs-gobject-debuginfoUpgrade libvirt-daemon-driver-nwfilter-debuginfoUpgrade libvirt-daemon-driver-storage-disk-debuginfoUpgrade libvirt-daemon-driver-qemu | 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-clientUpgrade libvirt-daemon-driver-lxcUpgrade libvirt-daemonUpgrade libvirt-daemon-driver-nodedevUpgrade libvirt-daemon-driver-networkUpgrade libvirt-daemon-driver-qemuUpgrade libvirt-daemon-driver-storageUpgrade libvirt-daemon-driver-secretUpgrade libvirt-daemon-driver-nwfilterUpgrade libvirt-daemon-kvmUpgrade libvirt-daemon-config-networkUpgrade libvirtUpgrade libvirt-daemon-driver-interfaceUpgrade libvirt-daemon-config-nwfilter | May 30, 2019 | May 14, 2019 |
| Huawei Euleros 2_0_sp3 | — | Upgrade kernel-headersUpgrade kernelUpgrade python-perfUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-tools-libsUpgrade kernel-develUpgrade perfUpgrade kernel-debuginfoUpgrade kernel-tools | May 30, 2019 | May 14, 2019 |
| Huawei Euleros 2_0_sp5 | — | Upgrade qemu-kvm-commonUpgrade qemu-imgUpgrade qemu-kvm | May 30, 2019 | May 14, 2019 |
| Huawei Euleros 2_0_sp8 | — | Upgrade qemu-block-dmgUpgrade qemu-imgUpgrade qemu-audio-alsaUpgrade qemu-block-curlUpgrade qemu-system-aarch64-coreUpgrade qemu-ui-cursesUpgrade qemu-system-aarch64Upgrade qemu-ui-gtkUpgrade qemu-audio-ossUpgrade qemu-audio-sdlUpgrade qemu-block-iscsiUpgrade qemu-ui-sdlUpgrade qemu-audio-paUpgrade qemu-block-rbdUpgrade qemu-block-glusterUpgrade qemu-block-nfsUpgrade qemu-commonUpgrade qemu-block-sshUpgrade qemu-kvm | 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 | — | Upgrade kernelUpgrade kernel-rtNo solution exists | May 15, 2019 | May 14, 2019 |
| Suse | — | Upgrade qemu-hw-display-virtio-gpuUpgrade xen-tools-domuUpgrade libvirt-daemon-driver-libxlUpgrade qemu-hw-display-qxlUpgrade libvirt-daemon-driver-qemuUpgrade qemu-ipxeUpgrade kernel-default-manUpgrade qemuUpgrade libvirtUpgrade libvirt-docUpgrade libvirt-daemon-driver-interfaceUpgrade qemu-audio-paUpgrade qemu-x86Upgrade xen-develUpgrade kernel-source-azureUpgrade qemu-audio-ossUpgrade xen-tools-xendomains-wait-diskUpgrade qemu-ui-openglUpgrade qemu-block-rbdUpgrade qemu-ppcUpgrade libvirt-nssUpgrade libvirt-daemon-driver-storage-scsiUpgrade xen-libsUpgrade qemu-armUpgrade qemu-hw-display-virtio-gpu-pciUpgrade libvirt-daemon-qemuUpgrade kernel-azure-baseUpgrade kernel-devel-azureUpgrade qemu-guest-agentUpgrade libvirt-libsUpgrade libvirt-daemon-driver-storage-coreUpgrade libvirt-adminUpgrade ucode-intelUpgrade qemu-toolsUpgrade kernel-default-extraUpgrade kernel-ec2-develUpgrade libvirt-daemon-driver-networkUpgrade xen-toolsUpgrade libvirt-daemonUpgrade qemu-sgabiosUpgrade qemu-chardev-spiceUpgrade libvirt-daemon-driver-nodedevUpgrade xen-doc-htmlUpgrade qemu-hw-display-virtio-vgaUpgrade libvirt-daemon-driver-storage-rbdUpgrade qemu-hw-s390x-virtio-gpu-ccwUpgrade qemu-ui-cursesUpgrade qemu-kvmUpgrade libvirt-daemon-driver-secretUpgrade qemu-microvmUpgrade libvirt-daemon-config-networkUpgrade qemu-block-iscsiUpgrade xen-libs-32bitUpgrade libvirt-daemon-xenUpgrade qemu-ui-spice-coreUpgrade qemu-seabiosUpgrade qemu-ui-spice-appUpgrade libvirt-daemon-hooksUpgrade qemu-s390Upgrade qemu-chardev-baumUpgrade qemu-hw-usb-redirectUpgrade qemu-s390xUpgrade libvirt-daemon-driver-lxcUpgrade libvirt-lock-sanlockUpgrade qemu-skibootUpgrade libvirt-develUpgrade qemu-langUpgrade libvirt-daemon-lxcUpgrade qemu-audio-alsaUpgrade xen-kmp-defaultUpgrade kernel-ec2-extraUpgrade kernel-defaultUpgrade kernel-obs-buildUpgrade libvirt-daemon-driver-storage-logicalUpgrade libvirt-bash-completionUpgrade kernel-docsUpgrade libvirt-daemon-config-nwfilterUpgrade libvirt-clientUpgrade qemu-vgabiosUpgrade qemu-ui-gtkUpgrade libvirt-daemon-driver-storage-iscsiUpgrade libvirt-daemon-driver-storageUpgrade libvirt-daemon-driver-storage-iscsi-directUpgrade libvirt-daemon-driver-nwfilterUpgrade libvirt-daemon-driver-storage-mpathUpgrade qemu-block-sshUpgrade qemu-block-curlUpgrade libvirt-daemon-driver-storage-diskUpgrade kernel-ec2Upgrade xenUpgrade qemu-ksmUpgrade qemu-audio-spice | May 15, 2019 | May 14, 2019 |
| Ubuntu | — | Upgrade linux-image-gkeUpgrade linux-image-5.0.0-15-lowlatencyUpgrade linux-image-generic-lpae-hwe-18.04Upgrade linux-image-generic-hwe-16.04Upgrade linux-image-lowlatency-hwe-18.04Upgrade linux-image-highbankUpgrade linux-image-4.4.0-148-powerpc-e500mcUpgrade linux-image-4.15.0-50-lowlatencyUpgrade linux-image-4.18.0-1012-kvmUpgrade linux-image-4.15.0-1013-oracleUpgrade linux-image-4.15.0-50-genericUpgrade linux-image-5.0.0-15-genericUpgrade linux-image-4.4.0-1113-snapdragonUpgrade linux-image-virtual-hwe-18.04Upgrade linux-image-gcpUpgrade linux-image-4.18.0-1011-gcpUpgrade linux-image-powerpc-smpUpgrade linux-image-4.18.0-1018-azureUpgrade linux-image-virtualUpgrade linux-image-generic-paeUpgrade linux-image-4.15.0-1039-awsUpgrade linux-image-generic-lts-trustyUpgrade linux-image-powerpc64-embUpgrade linux-image-4.15.0-1036-raspi2Upgrade linux-image-4.15.0-1032-gcpUpgrade linux-image-3.2.0-140-highbankUpgrade linux-image-4.4.0-1109-raspi2Upgrade linux-image-generic-lts-xenialUpgrade linux-image-3.13.0-170-powerpc-smpUpgrade linux-image-5.0.0-1006-kvmUpgrade linux-image-powerpc-e500mcUpgrade linux-image-powerpc64-smpUpgrade linux-image-4.18.0-20-genericUpgrade linux-image-generic-lpae-lts-trustyUpgrade linux-image-4.4.0-1083-awsUpgrade libvirt-daemonUpgrade linux-image-4.15.0-1045-azureUpgrade linux-image-3.13.0-170-powerpc64-embUpgrade linux-image-3.2.0-140-genericUpgrade linux-image-virtual-hwe-16.04Upgrade linux-image-4.4.0-148-generic-lpaeUpgrade linux-image-4.4.0-148-powerpc64-embUpgrade linux-image-kvmUpgrade linux-image-4.4.0-148-lowlatencyUpgrade linux-image-4.18.0-20-lowlatencyUpgrade qemuUpgrade linux-image-4.18.0-1016-awsUpgrade linux-image-3.13.0-170-powerpc64-smpUpgrade linux-image-3.2.0-140-powerpc64-smpUpgrade linux-image-5.0.0-1006-gcpUpgrade linux-image-3.2.0-140-powerpc-smpUpgrade linux-image-generic-hwe-18.04Upgrade linux-image-4.4.0-1046-kvmUpgrade linux-image-3.13.0-170-powerpc-e500Upgrade linux-image-awsUpgrade linux-image-5.0.0-1006-awsUpgrade linux-image-4.15.0-1053-snapdragonUpgrade linux-image-4.15.0-50-generic-lpaeUpgrade linux-image-3.13.0-170-lowlatencyUpgrade intel-microcodeUpgrade linux-image-azureUpgrade libvirt-binUpgrade linux-image-powerpc64-emb-lts-xenialUpgrade linux-image-raspi2Upgrade linux-image-3.13.0-170-generic-lpaeUpgrade linux-image-4.15.0-1038-oemUpgrade qemu-system-x86Upgrade linux-image-powerpc-e500mc-lts-xenialUpgrade libvirt0Upgrade linux-image-3.2.0-140-generic-paeUpgrade linux-image-4.18.0-20-snapdragonUpgrade linux-image-4.4.0-148-genericUpgrade linux-image-3.2.0-140-omapUpgrade linux-image-generic-lpae-lts-xenialUpgrade linux-image-lowlatencyUpgrade linux-image-3.13.0-170-genericUpgrade linux-image-powerpc64-smp-lts-xenialUpgrade linux-image-generic-lpae-hwe-16.04Upgrade linux-image-lowlatency-lts-xenialUpgrade linux-image-4.4.0-148-powerpc-smpUpgrade linux-image-4.18.0-20-generic-lpaeUpgrade linux-image-snapdragonUpgrade linux-image-3.13.0-170-powerpc-e500mcUpgrade linux-image-5.0.0-1006-azureUpgrade linux-image-generic-lpaeUpgrade linux-image-powerpc-e500Upgrade linux-image-4.18.0-1014-raspi2Upgrade linux-image-virtual-lts-xenialUpgrade linux-image-snapdragon-hwe-18.04 | May 15, 2019 | May 14, 2019 |
| Vmsa 2019 0008 | — | Upgrade VMware ESXi 6.5 to build number 13635690Upgrade VMware ESXi 6.0 to build number 13635687Upgrade VMware ESXi 6.7 to build number 13644319 | 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 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub