The load_segment_descriptor implementation in arch/x86/kvm/emulate.c in the Linux kernel before 4.9.5 improperly emulates a "MOV SS, NULL selector" instruction, which allows guest OS users to cause a denial of service (guest OS crash) or gain guest OS privileges via a crafted application.
CVSS Details
- CVSS 3.0 Base Score: 8.4
- CVSS 3.0 Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Feb 6, 2017 |
| Centos_linux | — | Upgrade kernel-rtUpgrade kernel | Jul 1, 2017 | Feb 7, 2017 |
| Debian | — | Upgrade linux | Feb 24, 2017 | Feb 7, 2017 |
| Oracle_linux | — | Upgrade kernel-uekUpgrade kernel | Apr 14, 2017 | Jan 12, 2017 |
| Redhat_linux | — | Upgrade kernelUpgrade kernel-rt | Jun 30, 2017 | Feb 7, 2017 |
| Suse | — | Upgrade cluster-network-kmp-defaultUpgrade ocfs2-kmp-defaultUpgrade kernel-ec2Upgrade kernel-obs-buildUpgrade kernel-docsUpgrade kernel-ec2-extraUpgrade cluster-md-kmp-defaultUpgrade kernel-ec2-develUpgrade gfs2-kmp-defaultUpgrade dlm-kmp-defaultUpgrade kernel-default | Feb 7, 2017 | Feb 6, 2017 |
| Ubuntu | — | Upgrade linux-image-3.13.0-157-powerpc64-smpUpgrade linux-image-powerpc64-embUpgrade linux-image-3.13.0-157-powerpc64-embUpgrade linux-image-3.13.0-157-generic-lpaeUpgrade linux-image-genericUpgrade linux-image-4.4.0-64-powerpc64-smpUpgrade linux-image-snapdragonUpgrade linux-image-generic-lts-xenialUpgrade linux-image-powerpc64-smpUpgrade linux-image-generic-hwe-16.04Upgrade linux-image-3.13.0-157-lowlatencyUpgrade linux-image-lowlatency-hwe-16.04Upgrade linux-image-powerpc-smpUpgrade linux-image-4.10.0-27-generic-lpaeUpgrade linux-image-4.4.0-64-lowlatencyUpgrade linux-image-4.10.0-27-lowlatencyUpgrade linux-image-4.4.0-64-powerpc-e500mcUpgrade linux-image-lowlatency-lts-xenialUpgrade linux-image-4.4.0-1048-snapdragonUpgrade linux-image-lowlatencyUpgrade linux-image-generic-lpaeUpgrade linux-image-powerpc-smp-lts-xenialUpgrade linux-image-3.13.0-157-powerpc-e500Upgrade linux-image-4.4.0-64-genericUpgrade linux-image-3.13.0-157-powerpc-e500mcUpgrade linux-image-powerpc64-smp-lts-xenialUpgrade linux-image-generic-lpae-hwe-16.04Upgrade linux-image-powerpc-e500mc-lts-xenialUpgrade linux-image-3.13.0-157-powerpc-smpUpgrade linux-image-powerpc-e500Upgrade linux-image-4.10.0-27-genericUpgrade linux-image-generic-lpae-lts-xenialUpgrade linux-image-powerpc64-emb-lts-xenialUpgrade linux-image-4.4.0-64-powerpc-smpUpgrade linux-image-4.4.0-64-generic-lpaeUpgrade linux-image-4.4.0-64-powerpc64-embUpgrade linux-image-powerpc-e500mcUpgrade linux-image-3.13.0-157-generic | Feb 23, 2017 | Feb 7, 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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