CVE-2025-9809

Out-of-bounds write in cdfs_open_cue_track in libretro libretro-common latest on all platforms allows remote attackers to execute arbitrary code via a crafted .cue file with a file path exceeding PATH_MAX_LENGTH that is copied using memcpy into a fixed-size buffer.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/libretro/libretro-common/blob/master/formats/cdfs/cdfs.c#L471	Product
https://github.com/libretro/libretro-common/issues/222	Issue Tracking Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:libretro:libretro-common:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2025-09-01 19:15

Updated : 2025-12-08 15:18

NVD link : CVE-2025-9809

Mitre link : CVE-2025-9809

CVE.ORG link : CVE-2025-9809

JSON object : View

Products Affected

libretro

libretro-common

CWE

CWE-787

Out-of-bounds Write

{"id": "CVE-2025-9809", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}], "cvssMetricV40": [{"type": "Secondary", "source": "96148269-fe82-4198-b1bf-3a73ce8bc92e", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 8.4, "Automatable": "NOT_DEFINED", "attackVector": "LOCAL", "baseSeverity": "HIGH", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/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", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "ACTIVE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "published": "2025-09-01T19:15:32.383", "references": [{"url": "https://github.com/libretro/libretro-common/blob/master/formats/cdfs/cdfs.c#L471", "tags": ["Product"], "source": "96148269-fe82-4198-b1bf-3a73ce8bc92e"}, {"url": "https://github.com/libretro/libretro-common/issues/222", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "96148269-fe82-4198-b1bf-3a73ce8bc92e"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "96148269-fe82-4198-b1bf-3a73ce8bc92e", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "Out-of-bounds write in cdfs_open_cue_track in libretro libretro-common latest on all platforms allows remote attackers to execute arbitrary code via a crafted .cue file with a file path exceeding PATH_MAX_LENGTH that is copied using memcpy into a fixed-size buffer."}, {"lang": "es", "value": "Escritura fuera de l\u00edmites en cdfs_open_cue_track en libretro libretro-common en su \u00faltima versi\u00f3n en todas las plataformas permite a atacantes remotos ejecutar c\u00f3digo arbitrario mediante un archivo .cue manipulado con una ruta de archivo que excede PATH_MAX_LENGTH que se copia utilizando memcpy en un b\u00fafer de tama\u00f1o fijo."}], "lastModified": "2025-12-08T15:18:11.893", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:libretro:libretro-common:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5D4B2955-C314-49DC-BF31-EC06DEA65562"}], "operator": "OR"}]}], "sourceIdentifier": "96148269-fe82-4198-b1bf-3a73ce8bc92e"}