CVE-2026-97487

In the Linux kernel, the following vulnerability has been resolved: jfs: handle set_blocksize failures jfs uses buffer_heads, which don't handle block size > PAGE_SIZE well. Without this, mounting we will hit the BUG_ON(offset >= folio_size(folio)); in folio_set_bh on the first __bread_gfp call.

• https://git.kernel.org/stable/c/05107f5602751fcfd3d108c1f579eb45aabead52
• https://git.kernel.org/stable/c/153374ee67a458c77b5755d3cc57fbdc639d327e
• https://git.kernel.org/stable/c/87d6852f06c5a29f757f7b7ad1423e4cbd0f2cad
• https://git.kernel.org/stable/c/a0ac22af8acca6ea6c57aff72662086cb3243b1c
• https://git.kernel.org/stable/c/a0eaa3f4b6dcc829228752f6255f0e45cc94b273
• https://git.kernel.org/stable/c/deb9400a38849e03210c9169b777e89e74debe96
• https://git.kernel.org/stable/c/e2712fa5c02cd1b3e40d45bc8ce581f3c67bf4b4