CVE-2026-97487 — jfs: handle set_blocksize failures
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. W…
Published: 2026-09-24 · CVSS: Unscored
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7