In arch/x86/kvm/vmx.c in the Linux kernel before 4.17.2, when nested virtualization is used, local attackers could cause L1 KVM guests to VMEXIT, potentially allowing privilege escalations and denial of service attacks due to lack of checking of CPL.
CVSS Details
- CVSS 3.1 Base Score: 4.9
- CVSS 3.0 Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | debian-upgrade-linux | Jul 30, 2024 | Jun 27, 2018 | |
| Suse | — | suse-upgrade-kernel-livepatch-4_12_14-23-default | Feb 4, 2022 | Jun 27, 2018 |
| Ubuntu | ubuntu-upgrade-linux-image-4-15-0-1017-oemubuntu-upgrade-linux-image-4-15-0-1018-gcpubuntu-upgrade-linux-image-4-15-0-1020-awsubuntu-upgrade-linux-image-4-15-0-1020-kvmubuntu-upgrade-linux-image-4-15-0-1021-raspi2ubuntu-upgrade-linux-image-4-15-0-1022-azureubuntu-upgrade-linux-image-4-15-0-33-genericubuntu-upgrade-linux-image-4-15-0-33-generic-lpaeubuntu-upgrade-linux-image-4-15-0-33-lowlatencyubuntu-upgrade-linux-image-4-15-0-33-snapdragonubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-azureubuntu-upgrade-linux-image-azure-edgeubuntu-upgrade-linux-image-gcpubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-hwe-16-04ubuntu-upgrade-linux-image-generic-lpaeubuntu-upgrade-linux-image-generic-lpae-hwe-16-04ubuntu-upgrade-linux-image-gkeubuntu-upgrade-linux-image-kvmubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-hwe-16-04ubuntu-upgrade-linux-image-oemubuntu-upgrade-linux-image-raspi2ubuntu-upgrade-linux-image-snapdragon | Aug 31, 2018 | Jun 27, 2018 |
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