{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-93015", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-09-17T14:46:03.640Z", "datePublished": "2026-09-17T15:16:52.858Z", "dateUpdated": "2026-09-17T15:16:52.858Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-09-17T15:16:52.858Z"}, "datePublic": "2026-07-22T00:00:00.000Z", "title": "BlueKitchen BTstack through 1.8.2 A2DP SEP Discovery Out-of-Bounds Write", "descriptions": [{"lang": "en", "value": "BlueKitchen BTstack through 1.8.2 fails to validate the peer-reported endpoint count against table bounds in A2DP stream endpoint discovery. A bonded peer can send an AVDTP DISCOVER response with more endpoints than the fixed table holds, causing out-of-bounds writes that corrupt adjacent static objects and crash the process or sever event delivery."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Out-of-bounds Write", "cweId": "CWE-787", "type": "CWE"}]}, {"descriptions": [{"lang": "en", "description": "Improper Validation of Specified Quantity in Input", "cweId": "CWE-1284", "type": "CWE"}]}], "affected": [{"vendor": "BlueKitchen GmbH", "product": "BTstack", "repo": "https://github.com/bluekitchen/btstack", "defaultStatus": "unaffected", "versions": [{"version": "0", "lessThanOrEqual": "1.8.2", "status": "affected", "versionType": "semver"}], "packageURL": "pkg:github/bluekitchen/btstack"}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N", "attackVector": "ADJACENT", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 7, "baseSeverity": "HIGH"}}, {"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H", "attackVector": "ADJACENT_NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "HIGH", "baseScore": 6.3, "baseSeverity": "MEDIUM"}}], "references": [{"url": "https://github.com/bluekitchen/btstack/commit/fc208fcce056d4e0a5bb916abc90e83a383e1cdf", "tags": ["patch"], "name": "Patch Commit"}, {"url": "https://github.com/bluekitchen/btstack/blob/v1.8.2/src/classic/a2dp.c#L568", "tags": ["technical-description"]}, {"url": "https://github.com/bluekitchen/btstack/blob/v1.8.2/src/classic/avdtp.c#L1703", "tags": ["technical-description"], "name": "AVDTP L2CAP service registered at the stack default security level"}, {"url": "https://github.com/bluekitchen/btstack", "tags": ["product"]}, {"name": "VulnCheck Advisory: BlueKitchen BTstack through 1.8.2 A2DP SEP Discovery Out-of-Bounds Write", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/bluekitchen-btstack-through-1.8.2-a2dp-sep-discovery-out-of-bounds-write"}], "credits": [{"lang": "en", "value": "Eun0us / Espilon", "type": "finder"}, {"lang": "en", "value": "VulnCheck", "type": "coordinator"}], "x_generator": {"engine": "vulncheck-endgame"}}}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "packageURL": "pkg:github/bluekitchen/btstack", "product": "BTstack", "repo": "https://github.com/bluekitchen/btstack", "vendor": "BlueKitchen GmbH", "versions": [{"lessThanOrEqual": "1.8.2", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "disclosure@vulncheck.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "BlueKitchen BTstack through 1.8.2 fails to validate the peer-reported endpoint count against table bounds in A2DP stream endpoint discovery. A bonded peer can send an AVDTP DISCOVER response with more endpoints than the fixed table holds, causing out-of-bounds writes that corrupt adjacent static objects and crash the process or sever event delivery."}], "id": "CVE-2026-93015", "lastModified": "2026-09-17T16:18:35.847", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H", "version": "3.1"}, "exploitabilityScore": 2.1, "impactScore": 4.2, "source": "disclosure@vulncheck.com", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "ADJACENT", "availabilityRequirement": "NOT_DEFINED", "baseScore": 7.0, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/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", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "disclosure@vulncheck.com", "type": "Secondary"}]}, "published": "2026-09-17T16:18:35.847", "references": [{"source": "disclosure@vulncheck.com", "url": "https://github.com/bluekitchen/btstack"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/bluekitchen/btstack/blob/v1.8.2/src/classic/a2dp.c#L568"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/bluekitchen/btstack/blob/v1.8.2/src/classic/avdtp.c#L1703"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/bluekitchen/btstack/commit/fc208fcce056d4e0a5bb916abc90e83a383e1cdf"}, {"source": "disclosure@vulncheck.com", "url": "https://www.vulncheck.com/advisories/bluekitchen-btstack-through-1.8.2-a2dp-sep-discovery-out-of-bounds-write"}], "sourceIdentifier": "disclosure@vulncheck.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}, {"lang": "en", "value": "CWE-1284"}], "source": "disclosure@vulncheck.com", "type": "Primary"}]}

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