Linux videobuf2 Use-After-Free

An unsafe use of follow_pfn in get_vaddr_frames in videobuf2 on Linux leads to use-after-free issues or writes to ro-pages.

SHA-256 | f545295793aea2d033e2e1720bb35ac7db855bcaa8fafcd55848d3dffe8ce90b

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Source: packetstormsecurity.com