CVE-2017-12188

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Summary

CVECVE-2017-12188
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2017-10-11 15:29:00 UTC
Updated2024-04-02 18:05:00 UTC
Descriptionarch/x86/kvm/mmu.c in the Linux kernel through 4.13.5, when nested virtualisation is used, does not properly traverse guest pagetable entries to resolve a guest virtual address, which allows L1 guest OS users to execute arbitrary code on the host OS or cause a denial of service (incorrect index during page walking, and host OS crash), aka an "MMU potential stack buffer overrun."

Risk And Classification

Problem Types: CWE-121

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All
Operating System Linux Linux Kernel All All All All

References

ReferenceSourceLinkTags
[2/2] KVM: MMU: always terminate page walks at level 1 - Patchwork CONFIRM patchwork.kernel.org Issue Tracking, Patch, Vendor Advisory
[1/2] KVM: nVMX: update last_nonleaf_level when initializing nested EPT - Patchwork CONFIRM patchwork.kernel.org Issue Tracking, Patch, Vendor Advisory
CVE-2017-12188 - Red Hat Customer Portal MISC access.redhat.com
1500380 – (CVE-2017-12188) CVE-2017-12188 Kernel: KVM: MMU potential stack buffer overrun during page walks CONFIRM bugzilla.redhat.com Issue Tracking, Patch, Third Party Advisory
Red Hat Customer Portal REDHAT access.redhat.com
Linux Kernel CVE-2017-12188 Remote Buffer Overflow Vulnerability BID www.securityfocus.com Third Party Advisory, VDB Entry
Red Hat Customer Portal REDHAT access.redhat.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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