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 — dm vdo: don't refer to dedupe_context after releasing it
AV AC PR UI S C I A CVSS EPSS %ile KEV
L L L N U N N H 5.5 .0021 11.8 —
AFFECTED
Product Versions Fixed
Linux cfaf07fae7a262865a67b6010eef3bc0a1ae50b2 – —
Linux 6.9 – 6.11.4
TIMELINE
Oct 21 Reserved by Linux
Nov 5 Published (CNA: Linux)
Aug 4 RESCORED — CVE-2024-50091 (Linux). CVSS 7.8 → 5.5 (NVD).
Description
In the Linux kernel, the following vulnerability has been resolved:
dm vdo: don't refer to dedupe_context after releasing it
Clear the dedupe_context pointer in a data_vio whenever ownership of
the context is lost, so that vdo can't examine it accidentally.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
| October 21, 2024 | Reserved | Reserved by Linux |
| November 5, 2024 | Published | Published (CNA: Linux) |
| August 4, 2026 | RESCORED | RESCORED — CVE-2024-50091 (Linux). CVSS 7.8 → 5.5 (NVD). |
Affected
Affected products and packages — 2 rows
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
| Linux | Linux | — | cfaf07fae7a262865a67b6010eef3bc0a1ae50b2 | — |
| Linux | Linux | — | 6.9 | 6.11.4 |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2024-50091 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.