{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-42807","assignerOrgId":"c95f66b2-7e7c-41c5-8f09-6f86ec68659c","state":"PUBLISHED","assignerShortName":"bosch","dateReserved":"2026-04-30T08:03:11.875Z","datePublished":"2026-09-10T09:05:10.550Z","dateUpdated":"2026-09-10T15:00:04.892Z"},"containers":{"cna":{"providerMetadata":{"orgId":"c95f66b2-7e7c-41c5-8f09-6f86ec68659c","shortName":"bosch","dateUpdated":"2026-09-10T09:05:10.550Z"},"descriptions":[{"lang":"en","value":"A heap-based buffer overflow vulnerability in the PC bridge protocol decoder of BoschSensortec COINES_SDK (versions 2.10 through 2.12.2) allows attackers to cause a denial of service (process crash) or potentially execute arbitrary code. \r\n\r\nThe bridge decoder ({{bridge_decoder.c}}) trusts the packet length field provided by the external device and forwards it to the host response queue ({{mqueue_add_data}}) without validating the bounds of the destination buffer. \r\n\r\nA malicious or compromised USB or Bluetooth Low Energy (BLE) peripheral can advertise a payload size up to ~3 KB, which exceeds the default queue slot size of 255 bytes. \r\n\r\nThis results in an unbounded heap overwrite ({{memcpy}}), corrupting adjacent heap metadata on the host system when processing the device's response."}],"affected":[{"vendor":"Bosch Sensortec","product":"COINES_SDK","versions":[{"version":"2.10","status":"affected","versionType":"custom","lessThanOrEqual":"2.12.2"}]}],"problemTypes":[{"descriptions":[{"lang":"en-US","description":"CWE-122 Heap-based Buffer Overflow","cweId":"CWE-122"}]}],"references":[{"url":"https://psirt.bosch.com/security-advisories/BOSCH-SA-223618.html","name":"https://psirt.bosch.com/security-advisories/BOSCH-SA-223618.html","tags":["vendor-advisory"]}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","attackVector":"ADJACENT_NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":8,"baseSeverity":"HIGH"}}]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-10T14:59:49.196198Z","id":"CVE-2026-42807","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-09-10T15:00:04.892Z"}}]}}