CVE-2026-0465

5.6 MEDIUM 0.2% exploit odds No fix listed Memory safety OS & kernel

What it is

A Use‑After‑Free (UAF) vulnerability in the AMD Ryzen™ Master Utility Driver could allow a local attacker to access kernel memory, potentially resulting in loss of availability

At a glance

Exploitability: Can be exploited locally on the machine with an admin-level account. High risk of service disruption.
Exploit odds: 0.2% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2026-08-11 18:17 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-08-12 20:50 UTC Last updatedMost recent change to the record

Details

Published: 2026-08-11 18:17 UTC
Last modified: 2026-08-12 20:50 UTC
Exploit probability: 0.2% · EPSS, next 30 days
Weakness: CWE-416 · Use after free
Record status: Awaiting Analysis

Attack profile CVSS 4.0 · 5.6

Attack vector: Local
Complexity: Low
Attack requirements: Present
Privileges needed: High
User interaction: None
Confidentiality: None
Integrity: None
Availability: High

Raw vector

CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

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References

https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-9020.html

NVD record · CVE.org record