CVE-2026-6232

{"id": "CVE-2026-6232", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-6232", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-10-15T17:57:51.146102Z"}}], "cvssMetricV40": [{"type": "Secondary", "source": "security@sierrawireless.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "USER", "baseScore": 5.2, "Automatable": "NOT_DEFINED", "attackVector": "PHYSICAL", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:N/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:U/V:X/RE:M/U:X", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "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": "NONE", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "MODERATE", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "affected": [{"source": "security@sierrawireless.com", "affectedData": [{"vendor": "Semtech", "product": "LR1110 Transceiver", "versions": [{"status": "affected", "version": "0", "lessThan": "0x0403", "versionType": "semver"}, {"status": "unaffected", "version": "A1_0303", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Semtech", "product": "LR1110 Modem-e", "versions": [{"status": "affected", "version": "0", "lessThan": "2.1.1", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Semtech", "product": "LR1120 Transceiver", "versions": [{"status": "affected", "version": "0", "lessThan": "0x0203", "versionType": "semver"}, {"status": "unaffected", "version": "A2_0101", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Semtech", "product": "LR1121 Transceiver", "versions": [{"status": "affected", "version": "0", "lessThan": "0x0105", "versionType": "semver"}, {"status": "unaffected", "version": "A3_0101"}], "defaultStatus": "unaffected"}, {"vendor": "Semtech", "product": "LR1121 Modem-e", "versions": [{"status": "affected", "version": "0", "lessThan": "2.1.1", "versionType": "semver"}], "defaultStatus": "unaffected"}]}], "published": "2026-10-12T18:17:23.333", "references": [{"url": "https://www.semtech.com/company/security/security-bulletins/sem-psa-2026-002-lr11xx-security-advisory", "source": "security@sierrawireless.com"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "security@sierrawireless.com", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "An out-of-bounds write vulnerability in the SPI host command interface of Semtech's LR11xx transceiver firmware where a crafted SPI host command with an oversized length field can cause the firmware to write up to 254 arbitrary bytes past the bounds of an internal, non-persistent memory buffer. Exploitation requires physical access to the device and logical access to the SPI bus."}], "lastModified": "2026-10-16T19:56:15.773", "sourceIdentifier": "security@sierrawireless.com"}