Threats tagged 'ghsa-84pc-7mxq-h2j8'

A vulnerability in the Linux kernel's NFSv4.1 implementation caused a layout segment leak in the pnfs_layout_process() function. This issue arises when the server returns a new layout stateid while a valid one is still held, leading to improper freeing of layout segments. The problem is due to a missing call to pnfs_free_lseg_list() in the error handling path, which was removed and not restored in subsequent commits. This leak affects specific Linux kernel versions used in various Ubuntu distributions.