CVE-2026-43603
Full vulnerability record from the local CVENow database.
Description
A NULL pointer dereference in the Linux GPU driver could potentially lead to a kernel crash and result in denial of service.
Severity
MEDIUM
CVSS score
6.9
(v4.0)
Vulnerability status
Awaiting Analysis
Source identifier
Published
2026-11-03 15:17:39.740000
Last modified
2026-11-03 16:17:31.747000
View original CVE JSON
{
"id": "CVE-2026-43603",
"sourceIdentifier": "[email protected]",
"published": "2026-11-03T15:17:39.740",
"lastModified": "2026-11-03T16:17:31.747",
"vulnStatus": "Awaiting Analysis",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A NULL pointer dereference in the Linux GPU driver could potentially lead to a kernel crash and result in denial of service."
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
{
"vendor": "AMD",
"product": "AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 7045 Series Mobile Processors with Radeon™ Graphics",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 7000 Series Desktop Processors",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 9000HX Series Processors",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ AI 300 Series Processors",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 8000 Series Desktop Processors",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 9000 Series Desktop Processors",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 4000 Series Desktop Processors",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 8040 Series Mobile Processors with Radeon™ Graphics",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ AI Max 300 Series Processors",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ AI Max 400 Series Processors",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ AI 400 Series Processors",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Radeon™ RX 9000 Series Graphics Products",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Radeon™ AI PRO R9000 Series Graphics Products",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Radeon™ RX 7000 Series Graphics Products",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Radeon™ PRO W7000 Series Graphics Products",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Radeon™ PRO W6000 Series Graphics Products",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Radeon™ RX 6000 Series Graphics Products",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Radeon™ PRO W5000 Series Graphics Products",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Radeon™ RX 5000 Series Graphics Products",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Instinct™ MI210",
"defaultStatus": "affected",
"versions": [
{
"version": "Linux GPU Driver 31.40",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Instinct™ MI250",
"defaultStatus": "affected",
"versions": [
{
"version": "Linux GPU Driver 31.40",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Instinct™ MI300A",
"defaultStatus": "affected",
"versions": [
{
"version": "Linux GPU Driver 31.40",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Instinct™ MI300X",
"defaultStatus": "affected",
"versions": [
{
"version": "Linux GPU Driver 31.40",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Instinct™ MI325X",
"defaultStatus": "affected",
"versions": [
{
"version": "Linux GPU Driver 31.40",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Instinct™ MI350X",
"defaultStatus": "affected",
"versions": [
{
"version": "Linux GPU Driver 31.40",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Instinct™ MI355X",
"defaultStatus": "affected",
"versions": [
{
"version": "Linux GPU Driver 31.40",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Instinct™ MI308X",
"defaultStatus": "affected",
"versions": [
{
"version": "Linux GPU Driver 31.40",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Instinct™ MI250X",
"defaultStatus": "affected",
"versions": [
{
"version": "Linux GPU Driver 31.40",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Radeon™ PRO V710",
"defaultStatus": "affected",
"versions": [
{
"version": "Contact your AMD Customer Engineering representative",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD Radeon™ PRO V620",
"defaultStatus": "affected",
"versions": [
{
"version": "Contact your AMD Customer Engineering representative",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD EPYC™ 4005 Series Processors",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
},
{
"vendor": "AMD",
"product": "AMD EPYC™ 4004 Series Processors",
"defaultStatus": "affected",
"versions": [
{
"version": "Radeon Software for Linux 26.13",
"status": "unaffected"
}
]
}
]
}
],
"metrics": {
"cvssMetricV40": [
{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
"version": "4.0",
"vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/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",
"baseScore": 6.9,
"baseSeverity": "MEDIUM",
"attackVector": "LOCAL",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"vulnConfidentialityImpact": "NONE",
"vulnIntegrityImpact": "NONE",
"vulnAvailabilityImpact": "HIGH",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"subAvailabilityImpact": "NONE",
"exploitMaturity": "NOT_DEFINED",
"confidentialityRequirement": "NOT_DEFINED",
"integrityRequirement": "NOT_DEFINED",
"availabilityRequirement": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"valueDensity": "NOT_DEFINED",
"vulnerabilityResponseEffort": "NOT_DEFINED",
"providerUrgency": "NOT_DEFINED"
}
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"timestamp": "2026-11-03T15:45:16.132989Z",
"id": "CVE-2026-43603",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
]
},
"weaknesses": [
{
"source": "[email protected]",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-476"
}
]
}
],
"references": [
{
"url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-6034.html",
"source": "[email protected]"
}
]
}