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CVE-2026-97489

Unknown

Last modified

CVE-2026-97489 is a vulnerability of currently unknown severity. 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..

Description

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.

Affected Software

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

VendorProductVersions
LinuxLinux>= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 7cc713b29eecc0189a184e82f42d174fddaa9e1e; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < ab1d6160d26e6ee8939e994999be9b45e90a42ef; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 2430e3380936df0b648af720cae624eef035a2d1; < 6.12.111; < 6.18.53
LinuxLinuxAll versions

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is 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.
How severe is CVE-2026-97489?
Severity scoring for CVE-2026-97489 is pending analysis.
How do I fix CVE-2026-97489?
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