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CVE-2026-97486

Unknown

Last modified

CVE-2026-97486 is a vulnerability of currently unknown severity. 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..

Description

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.

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
LinuxLinux>= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < fc79fcc78cb771f2a803e52149cac5ca9050fd05; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < f27e21cf3c0446a3536ea9b588a78a46b0a2cb66; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < a405996f23e04942aad064ab8d50c55827482872; < 6.12.111; < 6.18.53
LinuxLinuxAll versions

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is 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.
How severe is CVE-2026-97486?
Severity scoring for CVE-2026-97486 is pending analysis.
How do I fix CVE-2026-97486?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST