{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "cveId": "CVE-2025-5866",
        "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "state": "PUBLISHED",
        "assignerShortName": "VulDB",
        "dateReserved": "2025-06-08T17:36:29.825Z",
        "datePublished": "2025-06-09T07:00:16.712Z",
        "dateUpdated": "2025-06-09T13:38:00.468Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
                "shortName": "VulDB",
                "dateUpdated": "2025-06-09T07:00:16.712Z"
            },
            "title": "RT-Thread lwp_syscall.c sys_sigprocmask array index",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "type": "CWE",
                            "cweId": "CWE-129",
                            "lang": "en",
                            "description": "Improper Validation of Array Index"
                        }
                    ]
                },
                {
                    "descriptions": [
                        {
                            "type": "CWE",
                            "cweId": "CWE-119",
                            "lang": "en",
                            "description": "Memory Corruption"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "n/a",
                    "product": "RT-Thread",
                    "versions": [
                        {
                            "version": "5.1.0",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "A vulnerability classified as critical has been found in RT-Thread 5.1.0. This affects the function sys_sigprocmask of the file rt-thread/components/lwp/lwp_syscall.c. The manipulation of the argument how leads to improper validation of array index."
                },
                {
                    "lang": "de",
                    "value": "Es wurde eine Schwachstelle in RT-Thread 5.1.0 entdeckt. Sie wurde als kritisch eingestuft. Es betrifft die Funktion sys_sigprocmask der Datei rt-thread/components/lwp/lwp_syscall.c. Mittels Manipulieren des Arguments how mit unbekannten Daten kann eine improper validation of array index-Schwachstelle ausgenutzt werden."
                }
            ],
            "metrics": [
                {
                    "cvssV4_0": {
                        "version": "4.0",
                        "baseScore": 8.6,
                        "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X",
                        "baseSeverity": "HIGH"
                    }
                },
                {
                    "cvssV3_1": {
                        "version": "3.1",
                        "baseScore": 8,
                        "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:X/RL:X/RC:R",
                        "baseSeverity": "HIGH"
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                        "vectorString": "AV:A/AC:M/Au:S/C:C/I:C/A:C/E:ND/RL:ND/RC:UR"
                    }
                }
            ],
            "timeline": [
                {
                    "time": "2025-06-08T00:00:00.000Z",
                    "lang": "en",
                    "value": "Advisory disclosed"
                },
                {
                    "time": "2025-06-08T02:00:00.000Z",
                    "lang": "en",
                    "value": "VulDB entry created"
                },
                {
                    "time": "2025-06-08T19:41:44.000Z",
                    "lang": "en",
                    "value": "VulDB entry last update"
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "Zephyr Saxon (VulDB User)",
                    "type": "reporter"
                }
            ],
            "references": [
                {
                    "url": "https://vuldb.com/?id.311625",
                    "name": "VDB-311625 | RT-Thread lwp_syscall.c sys_sigprocmask array index",
                    "tags": [
                        "vdb-entry",
                        "technical-description"
                    ]
                },
                {
                    "url": "https://vuldb.com/?ctiid.311625",
                    "name": "VDB-311625 | CTI Indicators (IOB, IOC, IOA)",
                    "tags": [
                        "signature",
                        "permissions-required"
                    ]
                },
                {
                    "url": "https://vuldb.com/?submit.584127",
                    "name": "Submit #584127 | RT-Thread 5.1.0 Improper Handling of Parameters",
                    "tags": [
                        "third-party-advisory"
                    ]
                },
                {
                    "url": "https://github.com/RT-Thread/rt-thread/issues/10300",
                    "tags": [
                        "issue-tracking"
                    ]
                }
            ]
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2025-06-09T13:36:55.654571Z",
                                "id": "CVE-2025-5866",
                                "options": [
                                    {
                                        "Exploitation": "poc"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "total"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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                    "dateUpdated": "2025-06-09T13:38:00.468Z"
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}