CVE-2021-46918

MediumCVSS 5.5/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected software

VendorProductVersions
LinuxLinux>= 8e50d392652f20616a136165dff516b86baf5e49, < c84b8982d7aa9b4717dc36a1c6cbc93ee153b500; >= 8e50d392652f20616a136165dff516b86baf5e49, < 6df0e6c57dfc064af330071f372f11aa8c584997
LinuxLinux5.11

References

Timeline

Published
Feb 27, 2024
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

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CVE-2021-46918: Medium severity, CVSS 5.5 | Vulnix