Linux kernel IOMMU DoS

The vulnerability of the putpasidstate function in the drivers/iommu/amd/iommuv2.c file of the Linux kernel’s IOMMU driver is related to synchronization errors when using shared resources. Exploiting this vulnerability could allow an attacker to cause a service failure...

EUVD-2025-31914

Malicious code in bioql PyPI...

SUSE CVE-2023-53501

In the Linux kernel, the following vulnerability has been resolved: iommu/amd/iommuv2: Fix pasidstate refcount dec hit 0 warning on pasid unbind When unbinding pasid - a race condition exists vs outstanding page faults. To prevent this, the pasidstate object contains a refcount. set to 1 on pasid...

CVE-2023-53501

In the Linux kernel, the following vulnerability has been resolved: iommu/amd/iommuv2: Fix pasidstate refcount dec hit 0 warning on pasid unbind When unbinding pasid - a race condition exists vs outstanding page faults. To prevent this, the pasidstate object contains a refcount. set to 1 on pasid...

CVE-2023-53501 iommu/amd/iommu_v2: Fix pasid_state refcount dec hit 0 warning on pasid unbind

In the Linux kernel, the following vulnerability has been resolved: iommu/amd/iommuv2: Fix pasidstate refcount dec hit 0 warning on pasid unbind When unbinding pasid - a race condition exists vs outstanding page faults. To prevent this, the pasidstate object contains a refcount. set to 1 on pasid...

CVE-2023-53501 iommu/amd/iommu_v2: Fix pasid_state refcount dec hit 0 warning on pasid unbind

In the Linux kernel, the following vulnerability has been resolved: iommu/amd/iommuv2: Fix pasidstate refcount dec hit 0 warning on pasid unbind When unbinding pasid - a race condition exists vs outstanding page faults. To prevent this, the pasidstate object contains a refcount. set to 1 on pasid...

CVE-2023-53501

No public technical details about CVE-2023-53501 were found in the provided connected documents. The initial description mentions a Linux kernel fix for PASID refcount with no vendor/affected-version specifics or mitigations. Monitor for updates.

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the pasidstate reference count not being handled correctly when it is decremented to 0, which could lead to ...