CVE-2026-0465: CWE-416 Use After Free in AMD AMD Ryzen™ Master
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
AI Analysis
Technical Summary
This vulnerability (CWE-416) in the AMD Ryzen™ Master Utility Driver involves a Use-After-Free condition that could enable a local attacker with high privileges to access kernel memory. The CVSS 4.0 vector indicates low attack complexity and privileges required, with potential impact on availability. The vulnerability is published but no vendor advisory or patch information is currently available.
Potential Impact
A successful exploitation could allow a local attacker to access kernel memory, potentially causing system instability or denial of service (loss of availability). There is no indication of confidentiality or integrity impact. No known exploits are reported in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, limit local access to trusted users with high privileges to reduce risk.
CVE-2026-0465: CWE-416 Use After Free in AMD AMD Ryzen™ Master
Description
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 v4.0
Score 5.6medium
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CWE-416) in the AMD Ryzen™ Master Utility Driver involves a Use-After-Free condition that could enable a local attacker with high privileges to access kernel memory. The CVSS 4.0 vector indicates low attack complexity and privileges required, with potential impact on availability. The vulnerability is published but no vendor advisory or patch information is currently available.
Potential Impact
A successful exploitation could allow a local attacker to access kernel memory, potentially causing system instability or denial of service (loss of availability). There is no indication of confidentiality or integrity impact. No known exploits are reported in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, limit local access to trusted users with high privileges to reduce risk.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- AMD
- Date Reserved
- 2025-12-06T15:11:21.451Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a7b5eeabf8831d5391df907
Added to database: 08/11/2026, 17:42:02 UTC
Last enriched: 08/11/2026, 17:57:19 UTC
Last updated: 08/12/2026, 01:03:38 UTC
Views: 5
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