Vulnerability Intelligence Report
CVE-2021-26393
Insufficient memory cleanup in the AMD Secure Processor (ASP) Trusted Execution Environment (TEE) may allow an authenticated attacker with privileges to generate a valid signed TA and potentially poison the contents of the process memory with attacker controlled data resulting in a loss of confidentiality.
No Active Exploit Signals
CVSS Base Score
5.5
MEDIUM
EPSS Probability:0.25%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| AMD | AMD Radeon RX 5000 Series & PRO W5000 Series | AMD Radeon Software < 22.5.2 (affected), AMD Radeon Pro Software Enterprise < 22.Q2 (affected), Enterprise Driver < 22.10.20 (affected) |
| AMD | AMD Radeon RX 6000 Series & PRO W6000 Series | AMD Radeon Software < 22.5.2 (affected), AMD Radeon Pro Software Enterprise < 22.Q2 (affected), Enterprise Driver < 22.10.20 (affected) |
| AMD | AMD Ryzen™ Embedded R1000 | various (affected) |
| AMD | AMD Ryzen™ Embedded R2000 | various (affected) |
| AMD | AMD Ryzen™ Embedded V1000 | various (affected) |
| AMD | AMD Ryzen™ Embedded V2000 | various (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
0.247%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Advanced Micro Devices Inc. · Vendor · USA |
| Reserved | 2021-01-29T00:00:00 |
| Published | 2022-11-09T20:44:25 |
| Patch Date | 2022-11-08 |
| Last Updated | 2024-09-16T21:58:26 |
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