CVE-2021-46918 - OpenCVE

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: clear MSIX permission entry on shutdown Add disabling/clearing of MSIX permission entries on device shutdown to mirror the enabling of the MSIX entries on probe. Current code left the MSIX enabled and the pasid entries still programmed at device shutdown.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Vendors	Products
Linux	Linux Kernel

Configuration 1 [-]

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

No data.

References

Link	Providers
https://git.kernel.org/stable/c/6df0e6c57dfc064af330071f372f11aa8c584997
https://git.kernel.org/stable/c/c84b8982d7aa9b4717dc36a1c6cbc93ee153b500
https://nvd.nist.gov/vuln/detail/CVE-2021-46918
https://www.cve.org/CVERecord?id=CVE-2021-46918

History

No history.

MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2024-02-27T06:53:56.082Z

Updated: 2024-08-04T05:17:42.978Z

Reserved: 2024-02-25T13:45:52.719Z

Link: CVE-2021-46918

Vulnrichment

Updated: 2024-07-05T15:20:40.943Z

NVD

Status : Analyzed

Published: 2024-02-27T07:15:08.540

Modified: 2024-04-10T14:47:16.307

Link: CVE-2021-46918

Redhat

Severity : Low

Publid Date: 2024-02-27T00:00:00Z

Links: CVE-2021-46918 - Bugzilla

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