Vulnerability in Linux

CVE-2023-54034

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.

EPSS: 0.002 (4.8th percentile) — read the EPSS interpretation.

Affected products

  • Linux — versions d624d6652a65ad4f47a58b8651a1ec1163bb81d3, 6.2, 0

References