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Medium 5.6Published Aug 11, 2026
CVE-2026-0465A 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
Updated under an hour ago ()
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It affects AMD Ryzen™ Master and 1 other product. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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
- CVSS
- 5.6 MEDIUM (v4.0, CNA)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
- Weakness (CWE)
- CWE-416
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- AMD
- NVD analysis
- Awaiting Analysis
- Record last updated
- Aug 12, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
AMD AMD Ryzen™ Master amd:ryzentm_master (from the name) | 3.1.1.5502 not affected | CNA record |
AMD AMD Ryzen™ Master Monitoring SDK amd:ryzentm_master_monitoring_sdk (from the name) | 3.1.1.5478 not affected | CNA record |
References
- https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-9020.html
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.