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.

EPSS

0.2% chance of exploitation in the next 30 days; higher than 6% of CVEs (scores of 2026-10-25)

Published

2026-09-24

Modified

2026-10-03

Record from

the NVD, synced 2026-10-19

References

• https://git.kernel.org/stable/c/0fe260d82555ffebfb627cd23cbb6e880399804c
• https://git.kernel.org/stable/c/2430e3380936df0b648af720cae624eef035a2d1
• https://git.kernel.org/stable/c/7cc713b29eecc0189a184e82f42d174fddaa9e1e
• https://git.kernel.org/stable/c/8a96010d230a8c83181137d88bad4bf71d862628
• https://git.kernel.org/stable/c/965b53ee91cfda3faf8bd0d0ffff5f70c7d1c479

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