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 — dmaengine: ti: k3-udma-glue: Fix of_k3_udma_glue_parse_chn_by_id()
AV AC PR UI S C I A CVSS EPSS %ile KEV
L L L N U N N H 5.5 .0024 15.5 —
AFFECTED
Product Versions Fixed
Linux 81a1f90f20af71728f900f245aa69e9425fdef84 – —
Linux 6.9 – 6.9.7
TIMELINE
Jul 12 Reserved by Linux
Jul 12 Published (CNA: Linux)
Aug 4 RESCORED — CVE-2024-40991 (Linux). CVSS 7.8 → 5.5 (NVD).
Description
In the Linux kernel, the following vulnerability has been resolved:
dmaengine: ti: k3-udma-glue: Fix of_k3_udma_glue_parse_chn_by_id()
The of_k3_udma_glue_parse_chn_by_id() helper function erroneously
invokes "of_node_put()" on the "udmax_np" device-node passed to it,
without having incremented its reference count at any point. Fix it.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
| July 12, 2024 | Reserved | Reserved by Linux |
| July 12, 2024 | Published | Published (CNA: Linux) |
| August 4, 2026 | RESCORED | RESCORED — CVE-2024-40991 (Linux). CVSS 7.8 → 5.5 (NVD). |
Affected
Affected products and packages — 2 rows
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
| Linux | Linux | — | 81a1f90f20af71728f900f245aa69e9425fdef84 | — |
| Linux | Linux | — | 6.9 | 6.9.7 |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2024-40991 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.