CVE-2026-114046

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{"bugzilla": {"description": "freerdp: FreeRDP: null pointer dereference in smartcard emulation via crafted reader name", "id": "2557967", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2557967"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-476", "details": ["A flaw was found in FreeRDP. The smartcard emulation backend accepts a null per-reader name in SCardGetStatusChange requests. A malicious RDP server can send a crafted reader-state entry with a null szReader, causing strcmp or _wcscmp to crash the client process. This issue affects FreeRDP 3.0.0 before 3.32.0 when smartcard emulation is enabled."], "mitigation": {"lang": "en:us", "value": "Do not connect FreeRDP clients to untrusted RDP servers.\nIf smartcard emulation is not required, disable it in the FreeRDP client configuration."}, "name": "CVE-2026-114046", "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": "Not affected", "package_name": "freerdp", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "freerdp", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "freerdp", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "freerdp", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-10-21T00:36:24Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-114046\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-114046\nhttps://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-q6pp-28g8-xqjc\nhttps://www.vulncheck.com/advisories/freerdp-3.0.0-before-3.32.0-null-pointer-dereference-via-emulated-smartcard"], "statement": "This issue is rated Moderate because a user must connect the FreeRDP client to a malicious or compromised RDP server (UI:R), and the demonstrated impact is a client crash only (availability), with no confirmed confidentiality or integrity impact. Exploitation requires smartcard emulation to be enabled for the session. Red Hat Enterprise Linux 8 and 9 ship FreeRDP 2.x, which does not include this smartcard emulation code path and are not affected.", "threat_severity": "Moderate"}

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