{"id":"CVE-2026-116488","state":"PUBLISHED","title":"NXP MCUXpresso SDK USB Middleware before 2.13.0 Heap Overflow via Host Class Drivers","description":"NXP MCUXpresso SDK USB middleware (mcuxsdk-middleware-usb) before 2.13.0 contains a heap buffer overflow in host audio, video and CDC class drivers that trust device-supplied bNumEndpoints and bLength values. A malicious USB device can supply crafted descriptors that write endpoint entries past the fixed-size epList array, corrupting heap memory for code execution or denial of service.","publishedAt":"2026-10-26T13:08:53.415Z","updatedAt":"2026-10-26T13:08:53.415Z","severity":{"score":7,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["NXP mcuxsdk-middleware-usb"],"affected":[{"vendor":"NXP","product":"mcuxsdk-middleware-usb","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"2.13.0","versionType":"custom"},{"version":"2.13.0","status":"unaffected","versionType":"custom"}]}],"references":["https://github.com/nxp-mcuxpresso/mcuxsdk-middleware-usb/commit/264b8e6849e609abd8e2b045bc7786818b0d2bbc","https://github.com/nxp-mcuxpresso/mcuxsdk-middleware-usb/commit/6a1d1a7c32026e6d83504415931c4ae97ef7b7a1","https://github.com/nxp-mcuxpresso/mcuxsdk-middleware-usb/commit/f615b03e302f0c58de5bf1cfeb31dfb85a2e514a","https://github.com/nxp-mcuxpresso/mcuxsdk-middleware-usb/blob/release/26.06.00/host/class/usb_host_audio.c#L517","https://mcuxpresso.nxp.com/mcuxsdk/latest/release/index.html#release-highlights","https://github.com/nxp-mcuxpresso/mcuxsdk-middleware-usb","https://www.vulncheck.com/advisories/nxp-mcuxpresso-sdk-usb-middleware-before-2.13.0-heap-overflow-via-host-class-drivers"],"weaknesses":["CWE-122"],"ingestedAt":"2026-10-29T20:10:43.281Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/116xxx/CVE-2026-116488.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-116488","state":"PUBLISHED","datePublished":"2026-10-26T13:08:53.415Z","dateUpdated":"2026-10-26T13:08:53.415Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-10-26T11:37:38.751Z"},"containers":{"cna":{"title":"NXP MCUXpresso SDK USB Middleware before 2.13.0 Heap Overflow via Host Class Drivers","descriptions":[{"lang":"en","value":"NXP MCUXpresso SDK USB middleware (mcuxsdk-middleware-usb) before 2.13.0 contains a heap buffer overflow in host audio, video and CDC class drivers that trust device-supplied bNumEndpoints and bLength values. A malicious USB device can supply crafted descriptors that write endpoint entries past the fixed-size epList array, corrupting heap memory for code execution or denial of service."}],"affected":[{"vendor":"NXP","product":"mcuxsdk-middleware-usb","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"2.13.0","versionType":"custom"},{"version":"2.13.0","status":"unaffected","versionType":"custom"}]}],"references":[{"url":"https://github.com/nxp-mcuxpresso/mcuxsdk-middleware-usb/commit/264b8e6849e609abd8e2b045bc7786818b0d2bbc","tags":["patch"],"name":"Patch Commit"},{"url":"https://github.com/nxp-mcuxpresso/mcuxsdk-middleware-usb/commit/6a1d1a7c32026e6d83504415931c4ae97ef7b7a1","tags":["patch"],"name":"Fix Commit (video)"},{"url":"https://github.com/nxp-mcuxpresso/mcuxsdk-middleware-usb/commit/f615b03e302f0c58de5bf1cfeb31dfb85a2e514a","tags":["patch"],"name":"Fix Commit (audio)"},{"url":"https://github.com/nxp-mcuxpresso/mcuxsdk-middleware-usb/blob/release/26.06.00/host/class/usb_host_audio.c#L517","tags":["technical-description"]},{"url":"https://mcuxpresso.nxp.com/mcuxsdk/latest/release/index.html#release-highlights","tags":["release-notes"],"name":"MCUXpresso SDK Release Notes"},{"url":"https://github.com/nxp-mcuxpresso/mcuxsdk-middleware-usb","tags":["product"]},{"url":"https://www.vulncheck.com/advisories/nxp-mcuxpresso-sdk-usb-middleware-before-2.13.0-heap-overflow-via-host-class-drivers","name":"VulnCheck Advisory: NXP MCUXpresso SDK USB Middleware before 2.13.0 Heap Overflow via Host Class Drivers","tags":["third-party-advisory"]}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","attackVector":"PHYSICAL","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":7,"baseSeverity":"HIGH"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","attackVector":"PHYSICAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":6.8,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-122","lang":"en","description":"Heap-based Buffer Overflow","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2026-10-26T13:08:53.415Z"},"datePublic":"2026-09-07T00:00:00.000Z","credits":[{"lang":"en","value":"dread (d7ead)","type":"finder"}],"x_generator":{"engine":"vulncheck-endgame"}}}}}