Reference page — cumulative record through Wednesday, August 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
Linux Linux — block: Fix iterating over an empty bio with bio_for_each_folio_all
AV AC PR UI S C I A CVSS EPSS %ile KEV
L L L N U N N H 5.5 .0024 14.9 —
AFFECTED
Product Versions Fixed
Linux 640d1930bef4f87ec8d8d2b05f0f6edc1dfcf662 – —
Linux 5.17 – 6.1.75
TIMELINE
Feb 19 Reserved by Linux
Mar 18 Published (CNA: Linux)
Aug 4 RESCORED — CVE-2024-26632 (Linux). CVSS 7.8 → 5.5 (NVD).
Description
In the Linux kernel, the following vulnerability has been resolved:
block: Fix iterating over an empty bio with bio_for_each_folio_all
If the bio contains no data, bio_first_folio() calls page_folio() on a
NULL pointer and oopses. Move the test that we've reached the end of
the bio from bio_next_folio() to bio_first_folio().
[axboe: add unlikely() to error case]
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
| February 19, 2024 | Reserved | Reserved by Linux |
| March 18, 2024 | Published | Published (CNA: Linux) |
| August 4, 2026 | RESCORED | RESCORED — CVE-2024-26632 (Linux). CVSS 7.8 → 5.5 (NVD). |
Affected
Affected products and packages — 2 rows
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
| Linux | Linux | — | 640d1930bef4f87ec8d8d2b05f0f6edc1dfcf662 | — |
| Linux | Linux | — | 5.17 | 6.1.75 |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2024-26632 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Wednesday, August 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.