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{"bugzilla": {"description": "freerdp: FreeRDP: Denial of Service via oversized graphic scaling dimensions", "id": "2565980", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2565980"}, "csaw": false, "cvss3": {"cvss3_base_score": "3.1", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L", "status": "draft"}, "cwe": "CWE-617", "details": ["A flaw was found in FreeRDP. A malicious Remote Desktop Protocol (RDP) server can cause a Denial of Service (DoS) by sending oversized display scaling dimensions to a connected client. Because the client application fails to properly bound and validate these server-supplied coordinates, processing the malformed data triggers internal assertion failures that terminate the client session unexpectedly."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability."}, "name": "CVE-2026-121411", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "freerdp", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "freerdp", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Fix deferred", "package_name": "freerdp", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "freerdp", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "freerdp", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-11-03T14:28:10Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-121411\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-121411\nhttps://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-wffv-rjv2-h2x2\nhttps://www.vulncheck.com/advisories/freerdp-before-3.32.2-x11-client-abort-via-rdpgfx-scaled-output-geometry"], "statement": "This vulnerability is rated as having Low severity because exploitation is restricted to a client-side denial of service and requires a user to establish a session with an untrusted or compromised RDP host. In Red Hat environments where FreeRDP is used to connect to graphical remote desktops, a malicious server can trigger an assertion failure that abruptly terminates the client process. The flaw does not allow remote code execution, privilege escalation, or unauthorized data exposure on the client system.", "threat_severity": "Low"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,3.32.2)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "3.32.2"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "FreeRDP", "source": "cna", "vendor": "FreeRDP"}, "product": "freerdp", "vendor": "freerdp"}], "created": "2026-11-03T15:45:16.971605+00:00", "updated": "2026-11-04T14:15:15.826767+00:00", "vendors": ["freerdp", "freerdp$PRODUCT$freerdp"]}