CVE-2026-97489
Published: September 26, 2026Last modified: October 6, 2026
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.
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | linux-lts | Fixed (6.1.189-r0) |
| 25 LTS | linux-lts | Fixed (6.12.111-r0) | |
| Stream | linux-lts | Fixed (6.18.53-r0) |
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
- https://git.kernel.org/stable/c/ab1d6160d26e6ee8939e994999be9b45e90a42ef
- https://git.kernel.org/stable/c/c6d069c34d57414c039167967ef826a8516c98f3