CVE-2026-109250

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{"bugzilla": {"description": "freerdp: FreeRDP: arbitrary code execution via heap buffer overflow during smartcard key enumeration", "id": "2549830", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2549830"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.6", "cvss3_scoring_vector": "CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-787", "details": ["FreeRDP 3.0.0 before 3.32.0 contains a heap buffer overflow vulnerability in collect_keys() that allows local attackers to write past the fixed 64-entry keys array during PKCS#11 key enumeration. Attackers controlling smartcard tokens can present more than 64 public key objects across multiple slots to corrupt heap memory with attacker-chosen CKA_ID and CKA_LABEL data during smartcard logon.", "A flaw was found in FreeRDP. This vulnerability allows a local attacker with access to a physical smartcard or token to trigger a heap-based buffer overflow during smartcard key enumeration. By presenting more public key objects across multiple slots than the internal storage buffer can hold, an attacker can corrupt heap memory with controlled data. This issue may lead to arbitrary code execution or a Denial of Service (DoS) via an application crash."], "name": "CVE-2026-109250", "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": "2026-10-12T16:04:23Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-109250\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-109250\nhttps://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-jhv5-m83m-hxhq\nhttps://www.vulncheck.com/advisories/freerdp-3.0.0-before-3.32.0-heap-buffer-overflow-via-pkcs-11-collect-keys"], "threat_severity": "Moderate"}

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