What is CVE-2026-47623?

CVE-2026-47623 is a high-severity vulnerability in Linux Kernel, classified under Deserialization of Untrusted Data. CVSS score: 8.2/10. Published 2026-08-04.

How severe is CVE-2026-47623?

High severity. CVSS v3 base score is 8.2 out of 10.

Deserialization in Linux Kernel

CVE-2026-47623

NVIDIA Dynamo for Linux contains a vulnerability where an attacker could cause deserialization of untrusted data. A successful exploit of this vulnerability might lead to denial of service and data tampering.

Vulnerability class: Insecure Deserialization

Published 2026-08-04 · last modified 2026-10-24.

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H.

EPSS exploit prediction

EPSS: 0.007 (52.9th percentile), scored 2026-11-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 52.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Linux Kernel
NVIDIA Dynamo — versions 0 to v1.1.0

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

nvd.nist.gov/vuln/detail/CVE-2026-47623 (US Government Resource, Third Party Advisory)
www.cve.org/CVERecord (Third Party Advisory)
github.com/NVIDIA/product-security/tree/main/2026/5842 (Product)

Frequently asked questions

What is CVE-2026-47623?: CVE-2026-47623 is a high-severity vulnerability in Linux Kernel, classified under Deserialization of Untrusted Data. CVSS score: 8.2/10. Published 2026-08-04.
How severe is CVE-2026-47623?: High severity. CVSS v3 base score is 8.2 out of 10.