FreeRDP has a heap-buffer-overflow in ecam_encoder_compress_h264_CVE-2026-24677

{
    "lastseen": "",
    "description": "FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.22.0, ecam_encoder_compress_h264 trusts server-controlled dimensions and does not validate the source buffer size, leading to an out-of-bounds read in sws_scale. This vulnerability is fixed in 3.22.0.",
    "published": "2026-02-09T18:16:44.715Z",
    "modified": "2026-02-09T18:16:44.715Z",
    "type": "cve",
    "title": "FreeRDP has a heap-buffer-overflow in ecam_encoder_compress_h264",
    "source": "GitHub_M",
    "references": "https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-xw37-j744-f8v7\nhttps://github.com/FreeRDP/FreeRDP/commit/d2d4f449312ddafd4a4c6c8a4f856c7f0d44a3b5",
    "id": "CVE-2026-24677",
    "bulletinFamily": "",
    "cwe": [
        "CWE-416"
    ],
    "cvelist": null,
    "sourceData": "FreeRDP FreeRDP < 3.22.0",
    "sourceHref": "",
    "cvss": {
        "score": 8.7,
        "severity": "HIGH",
        "vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
        "version": "4.0"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
            "attackVector": "",
            "attackComplexity": "",
            "privilegesRequired": "",
            "userInteraction": "",
            "scope": "",
            "confidentialityImpact": "",
            "integrityImpact": "",
            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "FreeRDP",
    "version": "< 3.22.0",
    "vendor": "FreeRDP",
    "ai_description": "Heap-buffer-overflow vulnerability in ecam_encoder_compress_h264 due to unvalidated server-controlled dimensions and source buffer size",
    "ai_severity": "High",
    "ai_vendor": "FreeRDP",
    "ai_product": "FreeRDP",
    "ai_version": "< 3.22.0",
    "ai_score": 8.7
}