In the Linux kernel, the following vulnerability has been resolved: iommu: Fix error unwind in iommu_group_alloc() If either iommu_group_grate_file() fails then the iommu_group is leaked. Destroy it on these error paths. Found by kselftest/iommu/iommufd_fail_nth
https://git.kernel.org/stable/c/f119ef452e2d82d912797273cb790a86f1125b3e
https://git.kernel.org/stable/c/8602fa38a63fc689eca29c8c586fac2d8a1f8739
https://git.kernel.org/stable/c/4daa861174d56023c2068ddb03de0752f07fa199
https://git.kernel.org/stable/c/4c23124b45ee0aa895ed8d5d08871ae6b15ee336