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CVE-2021-46919

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CVE-2021-46919

Published: Feb 27, 2024

Modified: May 11, 2026

PUBLISHED

Description

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.

VendorProductVersions

Linux

Linux

affected
c52ca478233c172b2d322b5241d6279a8661cbba - < 4ecf25595273203010bc8318c4aee60ad64037ae
affected
c52ca478233c172b2d322b5241d6279a8661cbba - < 05b7791c4c4aa8304368fdc55ae911f6b34e7281
affected
c52ca478233c172b2d322b5241d6279a8661cbba - < 0fff71c5a311e1264988179f7dcc217fda15fadd

Linux

Linux

affected
5.6
unaffected
0 - < 5.6
unaffected
5.10.32 - <= 5.10.*
unaffected
5.11.16 - <= 5.11.*
unaffected
5.12 - <= *

References

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