{"id":"CVE-2026-110834","title":"FreeRDP from 2.0.0 before 3.32.0 contains a null pointer dereference vulnerability that allows malicious RDP servers to crash clients by sending out-of-lifecycle serial IRPs","summary":"FreeRDP from 2.0.0 before 3.32.0 contains a null pointer dereference vulnerability that allows malicious RDP servers to crash clients by sending out-of-lifecycle serial IRPs. Attackers can send IRP_MJ_READ or IRP_MJ_WRITE before create o…","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","cwe":["CWE-476"],"published":"2026-10-14","updated":"2026-10-14","sourceUpdated":"2026-10-14T23:17:23.300","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-110834","references":[{"url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-pw4j-ff39-9vjm","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/freerdp-2.0.0-before-3.32.0-denial-of-service-via-serial-irp-null-handle","label":"disclosure@vulncheck.com"}],"tags":["nvd"],"ingestedAt":"2026-10-15T00:02:07.172Z","slug":"CVE-2026-110834","body":"## Overview\n\nFreeRDP from 2.0.0 before 3.32.0 contains a null pointer dereference vulnerability that allows malicious RDP servers to crash clients by sending out-of-lifecycle serial IRPs. Attackers can send IRP_MJ_READ or IRP_MJ_WRITE before create or after close, causing CommReadFile or CommWriteFile to dereference a null handle and terminate clients using Linux serial redirection.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}