CVE-2026-97489

Summary

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

VendorProductVersion RangeStatus
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 7cc713b29eecc0189a184e82f42d174fddaa9e1eaffected
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < ab1d6160d26e6ee8939e994999be9b45e90a42efaffected
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 2430e3380936df0b648af720cae624eef035a2d1affected
LinuxLinux0 < 6.12.111affected
LinuxLinux0 < 6.18.53affected
LinuxLinux6.12.111 <= 6.12.*unaffected
LinuxLinux6.18.53 <= 6.18.*unaffected
LinuxLinux7.2 <= *unaffected

Weaknesses

References