CVE-2026-97486

In the Linux kernel, the following vulnerability has been resolved: hpfs: handle set_blocksize failures hpfs 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/0451927f42b0282d80d402e8e8c46ff34e9f606f
• https://git.kernel.org/stable/c/10f226687bcb07ed925a453b6f25e817165d113b
• https://git.kernel.org/stable/c/a405996f23e04942aad064ab8d50c55827482872
• https://git.kernel.org/stable/c/b618f681acb6748faf95eee9af2aac5455a74e68
• https://git.kernel.org/stable/c/f27e21cf3c0446a3536ea9b588a78a46b0a2cb66

Check your stackJSON