CVE-2026-97489

[Support]

CVE-2026-97489
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.