{"id":"CVE-2026-109240","published":"2026-10-12T17:17:14.720","lastModified":"2026-10-14T20:11:45.520","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.","cvssScore":3.1,"cvssSeverity":"LOW","cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L","cwes":["CWE-617"],"vendors":[],"products":[],"references":[{"url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-9qqc-m43j-g4r2","tags":[]},{"url":"https://www.vulncheck.com/advisories/freerdp-3.11.0-before-3.32.1-reachable-assertion-dos-via-urb-isoch-transfer","tags":[]},{"url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-9qqc-m43j-g4r2","tags":[]}],"exploitRefs":[{"url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-9qqc-m43j-g4r2","tags":[]},{"url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-9qqc-m43j-g4r2","tags":[]}],"hasPoc":true,"ai":null}