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CVE-2023-54034
Published: Dec 24, 2025
Modified: May 11, 2026
PUBLISHED
Description
In the Linux kernel, the following vulnerability has been resolved: iommufd: Make sure to zero vfio_iommu_type1_info before copying to user Missed a zero initialization here. Most of the struct is filled with a copy_from_user(), however minsz for that copy is smaller than the actual struct by 8 bytes, thus we don't fill the padding.
| Vendor | Product | Versions |
|---|---|---|
Linux | Linux | affected d624d6652a65ad4f47a58b8651a1ec1163bb81d3 - < 7adcec686e4d699c169d34c722132b2bce5232cbaffected d624d6652a65ad4f47a58b8651a1ec1163bb81d3 - < b3551ead616318ea155558cdbe7e91495b8d9b33 |
Linux | Linux | affected 6.2unaffected 0 - < 6.2unaffected 6.2.3 - <= 6.2.*unaffected 6.3 - <= * |
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