{"id":"CVE-2026-121403","title":"FreeRDP before 3.32.2 Denial of Service via Malformed Drive IRP","summary":"FreeRDP before 3.32.2 contains a denial of service vulnerability where a malformed drive DEVICE_IOREQUEST with a truncated IRP_MJ_CREATE body silently kills the drive worker. A malicious RDP server can send such an IRP then post further …","severity":"medium","cvss":4.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","cvssSource":"cna","cwe":["CWE-770"],"vendor":"FreeRDP","product":"FreeRDP","affected":["FreeRDP < 3.32.2"],"published":"2026-11-03","updated":"2026-11-03","sourceUpdated":"2026-11-03T14:28:05.376Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-121403","references":[{"url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-5qqp-5ffm-m3p9","label":"GitHub Security Advisory (GHSA-5qqp-5ffm-m3p9)"},{"url":"https://www.vulncheck.com/advisories/freerdp-before-3.32.2-denial-of-service-via-malformed-drive-irp","label":"VulnCheck Advisory: FreeRDP before 3.32.2 Denial of Service via Malformed Drive IRP"}],"tags":["cve.org"],"epss":0.00234,"epssPercentile":0.1442,"ingestedAt":"2026-11-05T19:30:42.964Z","slug":"CVE-2026-121403","body":"## Overview\n\nFreeRDP before 3.32.2 contains a denial of service vulnerability where a malformed drive DEVICE_IOREQUEST with a truncated IRP_MJ_CREATE body silently kills the drive worker. A malicious RDP server can send such an IRP then post further requests that accumulate unbounded in the IrpQueue, exhausting memory and causing session availability loss.\n\n## Affected\n\n- `FreeRDP < 3.32.2`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":24,"depthScoreParts":{"impact":23.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}