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 — bcachefs: Fix sb_field_downgrade validation
AV AC PR UI S C I A CVSS EPSS %ile KEV
L L L N U N N H 5.5 .0021 11.9 —
AFFECTED
Product Versions Fixed
Linux 84f1638795da1ff2084597de4251e9054f1ad728 – —
Linux 6.7 – 6.9.8
TIMELINE
Jul 12 Reserved by Linux
Jul 29 Published (CNA: Linux)
Aug 4 RESCORED — CVE-2024-41086 (Linux). CVSS 7.8 → 5.5 (NVD).
Description
In the Linux kernel, the following vulnerability has been resolved:
bcachefs: Fix sb_field_downgrade validation
- bch2_sb_downgrade_validate() wasn't checking for a downgrade entry
extending past the end of the superblock section
- for_each_downgrade_entry() is used in to_text() and needs to work on
malformed input; it also was missing a check for a field extending
past the end of the section
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
| July 12, 2024 | Reserved | Reserved by Linux |
| July 29, 2024 | Published | Published (CNA: Linux) |
| August 4, 2026 | RESCORED | RESCORED — CVE-2024-41086 (Linux). CVSS 7.8 → 5.5 (NVD). |
Affected
Affected products and packages — 2 rows
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
| Linux | Linux | — | 84f1638795da1ff2084597de4251e9054f1ad728 | — |
| Linux | Linux | — | 6.7 | 6.9.8 |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2024-41086 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.