In the Linux kernel, the following vulnerability has been resolved: block: Fix page refcounts for unaligned buffers in __bio_release_pages() Fix an incorrect number of pages being released for buffers that do not start at the beginning of a page.
https://git.kernel.org/stable/c/ecbd9ced84dd655a8f4cd49d2aad0e80dbf6bf35
https://git.kernel.org/stable/c/c9d3d2fbde9b8197bce88abcbe8ee8e713ffe7c2
https://git.kernel.org/stable/c/7d3765550374f71248c55e6206ea1d6fd4537e65
https://git.kernel.org/stable/c/38b43539d64b2fa020b3b9a752a986769f87f7a6
https://git.kernel.org/stable/c/242006996d15f5ca62e22f8c7de077d9c4a8f367