CVE-2026-53372

iommu/vt-d: Block PASID attachment to nested domain with dirty tracking

published July 19, 2026

CVSS
—
EPSS
0%
Percentile
4.8
In the wild
Unconfirmed
What it is

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

iommu/vt-d: Block PASID attachment to nested domain with dirty tracking

Kernel lacks dirty tracking support on nested domain attached to PASID,

fails the attachment early if nesting parent domain is dirty tracking

configured, otherwise dirty pages would be lost.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00160 · 4.8th percentile
Published
2026-07-19T09:10Z
EPSS history
Timeline
  • 19 JUL 09:10Z
    iommu/vt-d: Block PASID attachment to nested domain with dirty tracking
    cvelistv5