In the Linux kernel, the following vulnerability has been resolved:
bfs: handle set_blocksize failures
bfs uses buffer_heads, which don't handle block size > PAGE_SIZE well.
Without this, mounting will hit the
BUG_ON(offset >= folio_size(folio));
in folio_set_bh on the first __bread_gfp call.
References 3
https://git.kernel.org/stable/c/2430e3380936df0b648af720cae624eef035a2d1
416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/7cc713b29eecc0189a184e82f42d174fddaa9e1e
416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/ab1d6160d26e6ee8939e994999be9b45e90a42ef
416baaa9-dc9f-4396-8d5f-8c081fb06d67