The vulnerability of the has_external_pci() function in the drivers/iommu/intel/iommu.c file of the Linux kernel’s IOMMU support module allows a attacker to cause a service failure.

The vulnerability of the hasexternalpci function in the drivers/iommu/intel/iommu.c file of the Linux kernel’s IOMMU support module is related to the lack of memory release after the effective lifespan of the function. Exploiting this vulnerability could allow an attacker to cause a service failu...