FKIE_CVE-2023-31326
Vulnerability from fkie_nvd - Published: 2025-09-06 17:15 - Updated: 2026-06-17 05:56
Severity
Summary
Use of an uninitialized variable in the ASP could allow an attacker to access leftover data from a trusted execution environment (TEE) driver, potentially leading to loss of confidentiality.
References
Impacted products
| Vendor | Product | Version |
|---|
{
"affected": [
{
"affectedData": [
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 5000 Series Mobile Processors with Radeon\u2122 Graphics",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "Cezanne-FP6_1.0.1.0"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 7030 Series Mobile processors with Radeon\u2122 Graphics",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "Cezanne-FP6_1.0.1.0"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 4000 Series Desktop Processors",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "ComboAM4v2PI_1.2.0.CA"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 5000 Series Desktop Processors",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "ComboAM4v2PI_1.2.0.CA"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 7040 Series Mobile Processors with Radeon\u2122 Graphics",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "PhoenixPI-FP8-FP7_1.1.0.2"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 4000 Series Mobile Processors with Radeon\u2122 Graphics",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "Renoir-FP6_ 1.0.0.D"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 6000 Series Processors with Radeon\u2122 Graphics",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "Rembrandt-FP7_1.0.0.A"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 5000 Series Mobile Processors with Radeon\u2122 Graphics",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "Cezanne-FP6_1.0.1.0"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 7020 Series Processors with Radeon\u2122 Graphics",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "MendocinoPI-FT6_1.0.0.6"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 Embedded V2000 Series Processors",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "EmbeddedPI-FP6_1.0.0.A"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 Embedded V3000 Series Processors",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "Embedded-PI_FP7r2 1009"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Radeon\u2122 RX 7000 Series Graphics Products",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "AMD Software: Adrenalin Edition 24.7.1 (24.10.29.01)"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Radeon\u2122 PRO W7000 Series Graphics Products",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "AMD Software: PRO Edition 24.Q2 (24.10.20)"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Instinct\u2122 MI210",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "ROCm 6.4"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Instinct\u2122 MI250",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "ROCm 6.4"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Radeon\u2122 PRO V710 Graphics Products",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "Contact your AMD Customer Engineering representative"
}
]
}
],
"source": "psirt@amd.com"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Use of an uninitialized variable in the ASP could allow an attacker to access leftover data from a trusted execution environment (TEE) driver, potentially leading to loss of confidentiality."
}
],
"id": "CVE-2023-31326",
"lastModified": "2026-06-17T05:56:48.253",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "HIGH",
"attackVector": "LOCAL",
"availabilityImpact": "NONE",
"baseScore": 2.8,
"baseSeverity": "LOW",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N",
"version": "3.1"
},
"exploitabilityScore": 1.1,
"impactScore": 1.4,
"source": "psirt@amd.com",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2023-31326",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-09-08T20:04:35.581719Z",
"version": "2.0.3"
}
}
]
},
"published": "2025-09-06T17:15:31.527",
"references": [
{
"source": "psirt@amd.com",
"url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-4012.html"
},
{
"source": "psirt@amd.com",
"url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-5007.html"
},
{
"source": "psirt@amd.com",
"url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-6018.html"
}
],
"sourceIdentifier": "psirt@amd.com",
"vulnStatus": "Deferred",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-457"
}
],
"source": "psirt@amd.com",
"type": "Secondary"
}
]
}
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Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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