{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-74389",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-08-15T05:44:03.891Z",
        "datePublished": "2026-08-15T05:59:03.786Z",
        "dateUpdated": "2026-08-17T05:18:27.843Z"
    },
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            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-08-17T05:18:27.843Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/hns: Fix log flood after cmd_mbox failure\n\nhns_roce_cmd_mbox() is the command interface between driver and\nhardware. When hardware is abnormal, the unlimited error printings\nafter hns_roce_cmd_mbox() failure will cause log flood and even\nsystem crash.\n\nReplace ibdev_err() and ibdev_warn() with their ratelimited versions\nin the error handling path after hns_roce_cmd_mbox() (and its wrappers\nhns_roce_create_hw_ctx/hns_roce_destroy_hw_ctx) fails."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/infiniband/hw/hns/hns_roce_cq.c",
                        "drivers/infiniband/hw/hns/hns_roce_hw_v2.c",
                        "drivers/infiniband/hw/hns/hns_roce_mr.c",
                        "drivers/infiniband/hw/hns/hns_roce_srq.c"
                    ],
                    "versions": [
                        {
                            "version": "9a4435375cd151e07c0c38fa601b00115986091b",
                            "lessThan": "7d9fbee252f84de3e6947a40eec01481c9d8afbb",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "9a4435375cd151e07c0c38fa601b00115986091b",
                            "lessThan": "66f44ec974ab372e4e1ee9eac4245237c94e8f68",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "9a4435375cd151e07c0c38fa601b00115986091b",
                            "lessThan": "f3c9e84268e9fa613d40d6c138fb6969c35879b5",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "9a4435375cd151e07c0c38fa601b00115986091b",
                            "lessThan": "bbd97d71e53e551890e4115ad9de46b5f2ac0858",
                            "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/infiniband/hw/hns/hns_roce_cq.c",
                        "drivers/infiniband/hw/hns/hns_roce_hw_v2.c",
                        "drivers/infiniband/hw/hns/hns_roce_mr.c",
                        "drivers/infiniband/hw/hns/hns_roce_srq.c"
                    ],
                    "versions": [
                        {
                            "version": "4.9",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.9",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.97",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.40",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1.5",
                            "lessThanOrEqual": "7.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2",
                            "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": "4.9",
                                    "versionEndExcluding": "6.12.97"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.9",
                                    "versionEndExcluding": "6.18.40"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.9",
                                    "versionEndExcluding": "7.1.5"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.9",
                                    "versionEndExcluding": "7.2"
                                }
                            ]
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            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/7d9fbee252f84de3e6947a40eec01481c9d8afbb"
                },
                {
                    "url": "https://git.kernel.org/stable/c/66f44ec974ab372e4e1ee9eac4245237c94e8f68"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f3c9e84268e9fa613d40d6c138fb6969c35879b5"
                },
                {
                    "url": "https://git.kernel.org/stable/c/bbd97d71e53e551890e4115ad9de46b5f2ac0858"
                }
            ],
            "title": "RDMA/hns: Fix log flood after cmd_mbox failure",
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}