CVE-2021-34403

NVIDIA Linux distributions contain a vulnerability in nvmap ioctl, which allows any user with a local account to exploit a use-after-free condition, leading to code privilege escalation, loss of confidentiality and integrity, or denial of service.

CVSS v3 7.8 HIGH
CVSS v2.0 4.6 MEDIUM

7.8^/10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.6^/10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:L/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 3.9 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://nvidia.custhelp.com/app/answers/detail/a_id/5259	Vendor Advisory
https://nvidia.custhelp.com/app/answers/detail/a_id/5259	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:a:nvidia:shield_experience:*:*:*:*:*:*:*:*

cpe:2.3:o:google:android:-:*:*:*:*:*:*:*

History

21 Nov 2024, 06:10

Type	Values Removed	Values Added
References	~~() https://nvidia.custhelp.com/app/answers/detail/a_id/5259 - Vendor Advisory~~	() https://nvidia.custhelp.com/app/answers/detail/a_id/5259 - Vendor Advisory

Information

Published : 2022-01-18 18:15

Updated : 2024-11-21 06:10

NVD link : CVE-2021-34403

Mitre link : CVE-2021-34403

CVE.ORG link : CVE-2021-34403

JSON object : View

Products Affected

nvidia

shield_experience

google

android

CWE

CWE-416

Use After Free

{"id": "CVE-2021-34403", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.6, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Secondary", "source": "psirt@nvidia.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2022-01-18T18:15:07.983", "references": [{"url": "https://nvidia.custhelp.com/app/answers/detail/a_id/5259", "tags": ["Vendor Advisory"], "source": "psirt@nvidia.com"}, {"url": "https://nvidia.custhelp.com/app/answers/detail/a_id/5259", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-416"}]}], "descriptions": [{"lang": "en", "value": "NVIDIA Linux distributions contain a vulnerability in nvmap ioctl, which allows any user with a local account to exploit a use-after-free condition, leading to code privilege escalation, loss of confidentiality and integrity, or denial of service."}, {"lang": "es", "value": "Las distribuciones de Linux de NVIDIA contienen una vulnerabilidad en la ioctl nvmap, que permite a cualquier usuario con una cuenta local explotar una condici\u00f3n de uso de memoria previamente liberada, conllevando a una escalada de privilegios del c\u00f3digo, p\u00e9rdida de confidencialidad e integridad o denegaci\u00f3n de servicio"}], "lastModified": "2024-11-21T06:10:19.800", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:nvidia:shield_experience:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "71B40848-51B9-47D6-83D9-B45EDBA785DA", "versionEndExcluding": "9.0"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:google:android:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "F8B9FEC8-73B6-43B8-B24E-1F7C20D91D26"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "psirt@nvidia.com"}

7.8 /10