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CVE-2021-46917

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CVE-2021-46917

Published: Feb 27, 2024

Modified: May 23, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix wq cleanup of WQCFG registers A pre-release silicon erratum workaround where wq reset does not clear WQCFG registers was leaked into upstream code. Use wq reset command instead of blasting the MMIO region. This also address an issue where we clobber registers in future devices.

VendorProductVersions

Linux

Linux

affected
da32b28c95a79e399e18c03f8178f41aec9c66e4 - < e5eb9757fe4c2392e069246ae78badc573af1833
affected
da32b28c95a79e399e18c03f8178f41aec9c66e4 - < f7dc8f5619165e1fa3383d0c2519f502d9e2a1a9
affected
da32b28c95a79e399e18c03f8178f41aec9c66e4 - < ea9aadc06a9f10ad20a90edc0a484f1147d88a7a
affected
2a2df2bd10de44c3804661ed15157817c12d6291
affected
5.7.10 - < 5.8

Linux

Linux

affected
5.8
unaffected
0 - < 5.8
unaffected
5.10.32 - <= 5.10.*
unaffected
5.11.16 - <= 5.11.*
unaffected
5.12 - <= *

References

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