{"id":"CVE-2026-114042","title":"FreeRDP 3.32.0 Use-After-Free via drdynvc Virtual Channel PDU","summary":"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…","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","cvssSource":"cna","cwe":["CWE-416"],"vendor":"FreeRDP","product":"FreeRDP","affected":["FreeRDP >= 3.32.0 < 3.32.1"],"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-22T18:22:53.979656Z"},"exploitAvailable":true,"published":"2026-10-21","updated":"2026-10-22","sourceUpdated":"2026-10-22T18:23:03.832Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-114042","references":[{"url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-5xjc-c64q-m8r6","label":"GitHub Security Advisory (GHSA-5xjc-c64q-m8r6)"},{"url":"https://www.vulncheck.com/advisories/freerdp-3.32.0-use-after-free-via-drdynvc-virtual-channel-pdu","label":"VulnCheck Advisory: FreeRDP 3.32.0 Use-After-Free via drdynvc Virtual Channel PDU"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-114042.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-114042"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2558027"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-114042"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-114042"}],"tags":["cve.org","exploit-available","csaf","vex","red-hat"],"epss":0.00353,"epssPercentile":0.28843,"ingestedAt":"2026-10-21T01:37:08.046Z","slug":"CVE-2026-114042","body":"## Overview\n\nFreeRDP 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.\n\n## Affected\n\n- `FreeRDP >= 3.32.0 < 3.32.1`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **Red Hat VEX** · Moderate · updated 2026-10-21 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-114042.json)","depth":"twilight","depthScore":48,"depthScoreParts":{"impact":35.8,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":227847,"id":"CVE-2026-114042","ts":1792706710456,"field":"exploit_available","old":"false","new":"true"}]}