{"id":"CVE-2026-96402","title":"USBX PIMA/MTP host class reads past its receive buffer when a device over-reports its object handle count","summary":"A malicious USB MTP/PTP device can cause the USBX host to read past a heap buffer during ordinary object enumeration, leaking adjacent heap contents to the application or faulting on an unmapped page.","severity":"medium","cvss":5.2,"cvssVector":"CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N","cvssSource":"cna","cwe":["CWE-125"],"vendor":"Eclipse Foundation","product":"USBX","affected":["USBX <= 6.5.1.202602"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-20T15:35:40.214827Z"},"published":"2026-10-20","updated":"2026-10-20","sourceUpdated":"2026-10-20T15:36:16.427Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-96402","references":[{"url":"https://github.com/eclipse-threadx/usbx/security/advisories/GHSA-2ch9-p8xv-fwp6"}],"tags":["cve.org"],"ingestedAt":"2026-10-20T15:09:24.123Z","slug":"CVE-2026-96402","body":"## Overview\n\nA malicious USB MTP/PTP device can cause the USBX host to read past a heap buffer during ordinary object enumeration, leaking adjacent heap contents to the application or faulting on an unmapped page.\n\n## Affected\n\n- `USBX <= 6.5.1.202602`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":29,"depthScoreParts":{"impact":28.6,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}