{"id":"CVE-2026-114042","summary":"FreeRDP 3.32.0 Use-After-Free via drdynvc Virtual Channel PDU","details":"FreeRDP 3.32.0 contains a use-after-free vulnerability in the drdynvc channel that frees a pool-owned stream with the owned-stream deallocator when totalLength is smaller than the chunk size. A malicious RDP server can send a single well-formed Virtual Channel PDU to trigger the free and crash the client during teardown.","aliases":["GHSA-5xjc-c64q-m8r6"],"modified":"2026-10-21T10:45:53.474725670Z","published":"2026-10-21T00:36:22.092Z","database_specific":{"cna_assigner":"VulnCheck","cwe_ids":["CWE-416"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/114xxx/CVE-2026-114042.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/114xxx/CVE-2026-114042.json"},{"type":"ADVISORY","url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-5xjc-c64q-m8r6"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-114042"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/freerdp-3.32.0-use-after-free-via-drdynvc-virtual-channel-pdu"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/freerdp/freerdp","events":[{"introduced":"d27a4f7c1c63b62a5e60e5d939ad116cfb58ffc1"},{"fixed":"bf217a504e54cc719880c228e82353382cd7d4fa"}],"database_specific":{"extracted_events":[{"source":"AFFECTED_FIELD","strategy":"StandardRange","range":[{"introduced":"3.32.0"},{"fixed":"3.32.1"}]}]}}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-114042.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"}]}