{"id":"CVE-2026-109942","published":"2026-10-13T14:17:32.220","lastModified":"2026-10-16T22:17:19.777","description":"FreeRDP 2.3.0 before 3.32.0 dereferences a NULL stream in rdg_process_close_packet in libfreerdp/core/gateway/rdg.c because rdg_process_control_packet accepts a header-only PKT_TYPE_CLOSE_CHANNEL packet and passes the null payload without a check. A malicious or compromised RD Gateway can send an eight-byte CLOSE_CHANNEL header to crash a connecting FreeRDP client.","cvssScore":6.5,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","cwes":["CWE-476"],"vendors":[],"products":[],"references":[{"url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-f46f-pxh9-w2rh","tags":[]},{"url":"https://www.vulncheck.com/advisories/freerdp-2.3.0-before-3.32.0-null-pointer-dereference-via-rd-gateway-close-channel-packet","tags":[]},{"url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-f46f-pxh9-w2rh","tags":[]}],"exploitRefs":[{"url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-f46f-pxh9-w2rh","tags":[]},{"url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-f46f-pxh9-w2rh","tags":[]}],"hasPoc":true,"ai":null}