CVE-2022-49431 Information

Description

In the Linux kernel the following vulnerability has been resolved:

powerpc/iommu: Add missing of_node_put in iommu_init_early_dart

The device_node pointer is returned by of_find_compatible_node with refcount incremented. We should use of_node_put() to avoid the refcount leak.

Reference

https://git.kernel.org/stable/c/57b742a5b8945118022973e6416b71351df512fb https://git.kernel.org/stable/c/7e3f1dfb9e21733d7276bc9ccea4daada163f2ba https://git.kernel.org/stable/c/8657e8ea23325949091da72453ba84fb73cc2bd9 https://git.kernel.org/stable/c/cb4f2dc513e99c5d0485661f114e4dda73612d10 https://git.kernel.org/stable/c/df6d8b689252c0acc0448d4ae3d33f2d6db048ab https://git.kernel.org/stable/c/dfc308d6f29aa28463deb9a12278a85a382385ca