hpfs: handle set_blocksize failures
CVE-2026-97486 is fixed in 2 products on 1 platform, first by DEBIAN-CVE-2026-97486, released September 24, 2026. It is not reported as exploited. Patch Radar priority: Routine.
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.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| linux · Debian 12.15 (bookworm) | 6.1.190-1 | DEBIAN-CVE-2026-97486 | Sep 24, 2026 |
| linux · Debian 13.5 (trixie) | 6.12.111-1 | DEBIAN-CVE-2026-97486 | Sep 24, 2026 |
| linux · Debian 14 | 7.2.6-1 | DEBIAN-CVE-2026-97486 | Sep 24, 2026 |
| linux-6.12 · Debian 12.15 (bookworm) | 6.12.111-1~deb12u1 | DEBIAN-CVE-2026-97486 | Sep 24, 2026 |
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