The vulnerability of the iommu_table_clear() function in the arch/powerpc/kernel/iommu.c module of the PowerPC platform allows a hacker to cause a service failure.

The vulnerability of the iommutableclear function in the arch/powerpc/kernel/iommu.c module of the Linux operating system’s PowerPC platform is related to insufficient validation of data authenticity. Exploiting this vulnerability could allow an attacker to cause a service failure...