{"id":"CVE-2026-109240","revision":"d35f612964dd4dfcba0bace2e7097fe9","records":[{"revision":"d35f612964dd4dfcba0bace2e7097fe9","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-109240","aliases":[],"title":"FreeRDP 3.11.0 before 3.32.1 Reachable Assertion DoS via urb_isoch_transfer","description":"FreeRDP 3.11.0 before 3.32.1 contains a reachable assertion vulnerability in urb_isoch_transfer that allows malicious RDP servers to crash clients by sending unvalidated OutputBufferSize values. Attackers can send a TS_URB_ISOCH_TRANSFER IN-direction request with OutputBufferSize above INT32_MAX over URBDRC, triggering an assertion in libusb_udev_isoch_transfer that terminates the client.","state":0,"publishedAt":"2026-10-12T16:04:17.023+00:00","modifiedAt":"2026-10-13T18:00:17.25+00:00","affected":[{"ecosystem":"Vendor product","name":"FreeRDP","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"FreeRDP\",\n                    \"product\": \"FreeRDP\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"3.11.0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"3.32.1\"\n                        },\n                        {\n                            \"version\": \"3.32.1\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","score":2.3,"severity":"LOW"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L","score":3.1,"severity":"LOW"}],"references":["https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-9qqc-m43j-g4r2","https://www.vulncheck.com/advisories/freerdp-3.11.0-before-3.32.1-reachable-assertion-dos-via-urb-isoch-transfer"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-109240","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-109240","identifiers":["CVE-2026-109240"]},"retained":false,"historicalAffected":[]}],"coverage":[]}