CVE-2021-46919 - Vulnerability Details - OpenCVE

In the Linux kernel, the following vulnerability has been resolved:

dmaengine: idxd: fix wq size store permission state

WQ size can only be changed when the device is disabled. Current code
allows change when device is enabled but wq is disabled. Change the check
to detect device state.

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.

The EPSS score is 0.0003.

Exploitation none

Automatable no

Technical Impact partial

Vendors	Products
Linux Subscribe	Linux Kernel Subscribe

Configuration 1 [-]

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::

No data.

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://git.kernel.org/stable/c/05b7791c4c4aa8304368fdc55ae911f6b34e7281
https://git.kernel.org/stable/c/0fff71c5a311e1264988179f7dcc217fda15fadd
https://git.kernel.org/stable/c/4ecf25595273203010bc8318c4aee60ad64037ae
https://nvd.nist.gov/vuln/detail/CVE-2021-46919
https://www.cve.org/CVERecord?id=CVE-2021-46919

History

Fri, 25 Apr 2025 03:30:00 +0000

Type	Values Removed	Values Added
Metrics	threat_severity `Low`	threat_severity `None`

Projects

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MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2024-02-27T06:53:56.714Z

Updated: 2025-05-04T07:00:21.535Z

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

Link: CVE-2021-46919

Vulnrichment

Updated: 2024-08-04T05:17:42.993Z

NVD

Status : Modified

Published: 2024-02-27T07:15:08.787

Modified: 2024-11-21T06:34:55.947

Link: CVE-2021-46919

Redhat

Severity :

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

Links: CVE-2021-46919 - Bugzilla

OpenCVE Enrichment

No data.

Weaknesses

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