iommu/vt-d: Block PASID attachment to nested domain with dirty tracking
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.
02 / AFFECTED SOFTWARE
Affected packages
04 / EVIDENCE
Source records
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.
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/3ea9ce757bd3de955b56e7bc5672fc479e40b045
- https://git.kernel.org/stable/c/9009c1af5458322469fa9a4371081a4449c5947d
- https://git.kernel.org/stable/c/cc5bd898ff70710ffc41cd8e5c2741cb64750047
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53372.json
- https://nvd.nist.gov/vuln/detail/CVE-2026-53372