CVE-2026-64292

A flaw was found in the Linux kernel's iommufd component. A local user can exploit this vulnerability by allocating large veventq queues, which are processed inside a spinlock. This can lead to the exhaustion of atomic memory reserves, resulting in a Denial of Service DoS condition...

CVE-2026-64293

A flaw was found in the Linux kernel's iommufd component. This vulnerability arises from an incorrect size calculation during a bound-check in the iommufdveventqfopsread function. On 32-bit systems, this error can lead to an out-of-bounds write, allowing data to be copied past the intended...

The vulnerability of the iommufd component in the Linux operating system’s kernel allows a hacker to trigger a service failure.

The vulnerability of the iommufd component in the Linux operating system’s kernel is related to the lack of checks for division by zero. Exploiting this vulnerability allows an attacker to cause a service failure...

PT-2025-52991

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A missing zero initialization exists in the iommufd component of the Linux kernel. Specifically, the vfio iommu type1 info structure is not fully initialized to zero before data is copie...

The vulnerability of the iommufd component in the Linux operating system’s kernel allows a hacker to trigger a service failure.

The vulnerability of the iommufd component in the Linux operating system’s kernel is related to improper release of resources in the ioptaddaccess function. Exploiting this vulnerability can allow an attacker to cause a service failure...