CVE-2022-49319 Information

Description

In the Linux kernel the following vulnerability has been resolved:

iommu/arm-smmu-v3: check return value after calling platform_get_resource()

It will cause null-ptr-deref if platform_get_resource() returns NULL we need check the return value.

Reference

https://git.kernel.org/stable/c/54c1e0e3bbcab2abe25b2874a43050ae5df87831 https://git.kernel.org/stable/c/54cf47da0c7532d151d76e5d63f5936191698c44 https://git.kernel.org/stable/c/b131fa8c1d2afd05d0b7598621114674289c2fbb https://git.kernel.org/stable/c/db728a891f9177b044aaca89b678f6b5e24d5cc3 https://git.kernel.org/stable/c/fb0f1c5eb8d60b3e018ba7c87da249b52674ebe6