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.
| Vendor | Product | Versions |
|---|---|---|
| linux | linux_kernel | 67f6f56b59126b3bf4fc6f4ea564e450fcfcf9f6, 67f6f56b59126b3bf4fc6f4ea564e450fcfcf9f6, 67f6f56b59126b3bf4fc6f4ea564e450fcfcf9f6, 6.13 |
Downstream vendors/products affected by this vulnerability
| Vendor | Product | Source | Confidence |
|---|---|---|---|
| open source | open source linux kernel | cert_advisory | 90% |
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Updated severity to CRITICAL (from NONE), corrected exploitAvailable to false, and added MITRE ATT&CK technique T1548 (Abuse Elevation Control Mechanism) for privilege escalation.
Added CVE-2026-53372 identifier to tags
Initial creation
