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CVE ID: CVE-2021-38198

Last updated: Dec. 17, 2021, 1:15 a.m.

Severity: LOW

Description

arch/x86/kvm/mmu/paging_tmpl.h in the Linux kernel before 5.12.11 incorrectly computes the access permissions of a shadow page, leading to a missing guest protection page fault.

Severity score: 2.9 Base score: 2.1 Exploitability score: 3.9 Confidentiality impact: NONE Integrity impact: NONE User interaction required: False Published: Aug. 8, 2021, 8:15 p.m. Data type: CVE Data format: MITRE Assigner: cve@mitre.org Problem type: NVD-CWE-noinfo Reference url: https://github.com/torvalds/linux/commit/b1bd5cba3306691c771d558e94baa73e8b0b96b7 Reference name: https://github.com/torvalds/linux/commit/b1bd5cba3306691c771d558e94baa73e8b0b96b7 Reference source: MISC CVE version: 2.0 Vector string: AV:L/AC:L/Au:N/C:N/I:N/A:P Access vector: LOCAL Access complexity: LOW Authentication: NONE Base severity: AcInsf info: False Obtain all priviledges: False User privilege: False Other privilege: False

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