CVE-2026-64186: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Remove latent out-of-bounds access in IOMMU debugfs In iommummiowrite and iommucapabilitywrite, the variables dbgmmiooffset and dbgcapoffset are declared as int. However, they are populated using kstrtou32fromuser. If ...

The vulnerability of the iommu_mmio_write() function in the Linux operating system allows a hacker to gain unauthorized access to protected information.

The vulnerability of the iommummiowrite function in the Linux operating system is related to reading beyond the buffer boundaries. Exploiting this vulnerability can allow a remote attacker to gain unauthorized access to protected information...