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CVE PROGRAM SOURCE RECORDUnscored

CVE-2021-46919

dmaengine: idxd: fix wq size store permission state

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Status
Published
Published
Updated
Assigning organization
Linux

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

  • c52ca478233c172b2d322b5241d6279a8661cbba to < 4ecf25595273203010bc8318c4aee60ad64037aeaffected
  • c52ca478233c172b2d322b5241d6279a8661cbba to < 05b7791c4c4aa8304368fdc55ae911f6b34e7281affected
  • c52ca478233c172b2d322b5241d6279a8661cbba to < 0fff71c5a311e1264988179f7dcc217fda15faddaffected

Linux Linux

Default version status: affected

  • 5.6affected
  • 0 to < 5.6unaffected
  • 5.10.32 to ≤ 5.10.*unaffected
  • 5.11.16 to ≤ 5.11.*unaffected
  • 5.12 to ≤ *unaffected

References