The nested_vmx_check_vmptr function in arch/x86/kvm/vmx.c in the Linux kernel through 4.9.8 improperly emulates the VMXON instruction, which allows KVM L1 guest OS users to cause a denial of service (host OS memory consumption) by leveraging the mishandling of page references.
CVSS Details
- CVSS 3.0 Base Score: 6.5
- CVSS 3.0 Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Centos_linux | — | Upgrade kernel-rtUpgrade kernel | Aug 28, 2019 | Feb 6, 2017 |
| Debian | — | Upgrade linux | Feb 24, 2017 | Feb 6, 2017 |
| Oracle_linux | — | Upgrade kernel-uekUpgrade kernel | Apr 4, 2017 | Jan 24, 2017 |
| Redhat_linux | — | Upgrade kernelUpgrade kernel-rt | Aug 3, 2017 | Feb 6, 2017 |
| Suse | — | Upgrade cluster-network-kmp-defaultUpgrade cluster-md-kmp-defaultUpgrade kernel-docsUpgrade dlm-kmp-defaultUpgrade kernel-obs-buildUpgrade gfs2-kmp-defaultUpgrade kernel-defaultUpgrade ocfs2-kmp-default | Apr 5, 2017 | Feb 6, 2017 |
| Ubuntu | — | Upgrade linux-image-generic-hwe-16.04Upgrade linux-image-4.4.0-79-powerpc64-embUpgrade linux-image-powerpc64-embUpgrade linux-image-powerpc64-smp-lts-xenialUpgrade linux-image-4.4.0-79-powerpc64-smpUpgrade linux-image-4.10.0-21-genericUpgrade linux-image-powerpc64-smpUpgrade linux-image-4.4.0-1057-raspi2Upgrade linux-image-4.10.0-27-genericUpgrade linux-image-4.10.0-27-generic-lpaeUpgrade linux-image-4.4.0-1059-snapdragonUpgrade linux-image-generic-lpae-lts-xenialUpgrade linux-image-lowlatency-lts-xenialUpgrade linux-image-4.10.0-21-generic-lpaeUpgrade linux-image-4.10.0-27-lowlatencyUpgrade linux-image-generic-lpae-hwe-16.04Upgrade linux-image-powerpc64-emb-lts-xenialUpgrade linux-image-awsUpgrade linux-image-snapdragonUpgrade linux-image-powerpc-smp-lts-xenialUpgrade linux-image-4.10.0-1005-raspi2Upgrade linux-image-powerpc-e500mc-lts-xenialUpgrade linux-image-raspi2Upgrade linux-image-4.4.0-1014-gkeUpgrade linux-image-gkeUpgrade linux-image-4.4.0-79-powerpc-e500mcUpgrade linux-image-genericUpgrade linux-image-powerpc-smpUpgrade linux-image-lowlatency-hwe-16.04Upgrade linux-image-4.4.0-79-powerpc-smpUpgrade linux-image-virtualUpgrade linux-image-generic-lts-xenialUpgrade linux-image-4.4.0-79-generic-lpaeUpgrade linux-image-4.4.0-1018-awsUpgrade linux-image-4.4.0-79-lowlatencyUpgrade linux-image-powerpc-e500mcUpgrade linux-image-4.10.0-21-lowlatencyUpgrade linux-image-generic-lpaeUpgrade linux-image-lowlatencyUpgrade linux-image-4.4.0-79-generic | May 18, 2017 | Feb 6, 2017 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Feb 6, 2017 |
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