{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2025-21917",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2024-12-29T08:45:45.787Z",
        "datePublished": "2025-04-01T15:40:53.042Z",
        "dateUpdated": "2026-05-11T21:09:01.951Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T21:09:01.951Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: renesas_usbhs: Flush the notify_hotplug_work\n\nWhen performing continuous unbind/bind operations on the USB drivers\navailable on the Renesas RZ/G2L SoC, a kernel crash with the message\n\"Unable to handle kernel NULL pointer dereference at virtual address\"\nmay occur. This issue points to the usbhsc_notify_hotplug() function.\n\nFlush the delayed work to avoid its execution when driver resources are\nunavailable."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/usb/renesas_usbhs/common.c"
                    ],
                    "versions": [
                        {
                            "version": "bc57381e634782009b1cb2e86b18013699ada576",
                            "lessThan": "4cd847a7b630a85493d0294ad9542c21aafaa246",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "bc57381e634782009b1cb2e86b18013699ada576",
                            "lessThan": "394965f90454d6f00fe11879142b720c6c1a872e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "bc57381e634782009b1cb2e86b18013699ada576",
                            "lessThan": "3248c1f833f924246cb98ce7da4569133c1b2292",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "bc57381e634782009b1cb2e86b18013699ada576",
                            "lessThan": "4ca078084cdd5f32d533311d6a0b63a60dcadd41",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "bc57381e634782009b1cb2e86b18013699ada576",
                            "lessThan": "d50f5c0cd949593eb9a3d822b34d7b50046a06b7",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "bc57381e634782009b1cb2e86b18013699ada576",
                            "lessThan": "e5aac1c9b2974636db7ce796ffa6de88fa08335e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "bc57381e634782009b1cb2e86b18013699ada576",
                            "lessThan": "830818c8e70c0364e377f0c243b28061ef7967eb",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "bc57381e634782009b1cb2e86b18013699ada576",
                            "lessThan": "552ca6b87e3778f3dd5b87842f95138162e16c82",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/usb/renesas_usbhs/common.c"
                    ],
                    "versions": [
                        {
                            "version": "3.0",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "3.0",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.291",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.235",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.179",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.131",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.83",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.19",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.13.7",
                            "lessThanOrEqual": "6.13.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.14",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.0",
                                    "versionEndExcluding": "5.4.291"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.0",
                                    "versionEndExcluding": "5.10.235"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.0",
                                    "versionEndExcluding": "5.15.179"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.0",
                                    "versionEndExcluding": "6.1.131"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.0",
                                    "versionEndExcluding": "6.6.83"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.0",
                                    "versionEndExcluding": "6.12.19"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.0",
                                    "versionEndExcluding": "6.13.7"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.0",
                                    "versionEndExcluding": "6.14"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/4cd847a7b630a85493d0294ad9542c21aafaa246"
                },
                {
                    "url": "https://git.kernel.org/stable/c/394965f90454d6f00fe11879142b720c6c1a872e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/3248c1f833f924246cb98ce7da4569133c1b2292"
                },
                {
                    "url": "https://git.kernel.org/stable/c/4ca078084cdd5f32d533311d6a0b63a60dcadd41"
                },
                {
                    "url": "https://git.kernel.org/stable/c/d50f5c0cd949593eb9a3d822b34d7b50046a06b7"
                },
                {
                    "url": "https://git.kernel.org/stable/c/e5aac1c9b2974636db7ce796ffa6de88fa08335e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/830818c8e70c0364e377f0c243b28061ef7967eb"
                },
                {
                    "url": "https://git.kernel.org/stable/c/552ca6b87e3778f3dd5b87842f95138162e16c82"
                }
            ],
            "title": "usb: renesas_usbhs: Flush the notify_hotplug_work",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "cvssV3_1": {
                            "scope": "UNCHANGED",
                            "version": "3.1",
                            "baseScore": 5.5,
                            "attackVector": "LOCAL",
                            "baseSeverity": "MEDIUM",
                            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                            "integrityImpact": "NONE",
                            "userInteraction": "NONE",
                            "attackComplexity": "LOW",
                            "availabilityImpact": "HIGH",
                            "privilegesRequired": "LOW",
                            "confidentialityImpact": "NONE"
                        }
                    },
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "id": "CVE-2025-21917",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "version": "2.0.3",
                                "timestamp": "2025-10-01T19:24:08.656222Z"
                            }
                        }
                    }
                ],
                "problemTypes": [
                    {
                        "descriptions": [
                            {
                                "lang": "en",
                                "type": "CWE",
                                "cweId": "CWE-476",
                                "description": "CWE-476 NULL Pointer Dereference"
                            }
                        ]
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2025-10-01T19:26:34.122Z"
                }
            },
            {
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html"
                    },
                    {
                        "url": "https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html"
                    }
                ],
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2025-11-03T19:39:08.336Z"
                }
            }
        ]
    }
}