CVE-2023-54034 | BDVDB-2026-307656 Detail

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.

Impact#

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Exploit#

History#

1. Version 12025-12-24Record published in the CVE List.
2. Version 22026-05-11Most recent update recorded in the CVE List.