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.

INFO

Published Date :

2025-12-24T10:56:01.509Z

Last Modified :

2025-12-24T10:56:01.509Z

Source :

Linux
AFFECTED PRODUCTS

The following products are affected by CVE-2023-54034 vulnerability.

Vendors Products
Linux
  • Linux Kernel
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2023-54034.

URL Resource
https://git.kernel.org/stable/c/7adcec686e4d699c169d34c722132b2bce5232cb cve-icon cve-icon
https://git.kernel.org/stable/c/b3551ead616318ea155558cdbe7e91495b8d9b33 cve-icon cve-icon
https://lore.kernel.org/linux-cve-announce/2025122438-CVE-2023-54034-3089@gregkh/T cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2023-54034 cve-icon
https://www.cve.org/CVERecord?id=CVE-2023-54034 cve-icon
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