title: dmaengine: idxd: clear MSIX permission entry on shutdown
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.
affected:
{
product: Linux
vendor: Linux
defaultStatus: unaffected
repo: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
versions:
version: 8e50d392652f, lessThan: c84b8982d7aa, status: affected, versionType: git
version: 8e50d392652f, lessThan: 6df0e6c57dfc, status: affected, versionType: git
}
{
product: Linux
vendor: Linux
defaultStatus: affected
repo: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
versions:
version: 5.11, status: affected
version: 0, lessThan: 5.11, status: unaffected, versionType: custom
version: 5.11.16, lessThanOrEqual: 5.11.*, status: unaffected, versionType: custom
version: 5.12, lessThanOrEqual: *, status: unaffected, versionType: original_commit_for_fix
}
