{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2022-50304",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-09-15T14:18:36.812Z",
        "datePublished": "2025-09-15T14:45:59.614Z",
        "dateUpdated": "2026-05-11T19:16:43.472Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:16:43.472Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmtd: core: fix possible resource leak in init_mtd()\n\nI got the error report while inject fault in init_mtd():\n\nsysfs: cannot create duplicate filename '/devices/virtual/bdi/mtd-0'\nCall Trace:\n <TASK>\n dump_stack_lvl+0x67/0x83\n sysfs_warn_dup+0x60/0x70\n sysfs_create_dir_ns+0x109/0x120\n kobject_add_internal+0xce/0x2f0\n kobject_add+0x98/0x110\n device_add+0x179/0xc00\n device_create_groups_vargs+0xf4/0x100\n device_create+0x7b/0xb0\n bdi_register_va.part.13+0x58/0x2d0\n bdi_register+0x9b/0xb0\n init_mtd+0x62/0x171 [mtd]\n do_one_initcall+0x6c/0x3c0\n do_init_module+0x58/0x222\n load_module+0x268e/0x27d0\n __do_sys_finit_module+0xd5/0x140\n do_syscall_64+0x37/0x90\n entry_SYSCALL_64_after_hwframe+0x63/0xcd\n </TASK>\nkobject_add_internal failed for mtd-0 with -EEXIST, don't try to register\n\tthings with the same name in the same directory.\nError registering mtd class or bdi: -17\n\nIf init_mtdchar() fails in init_mtd(), mtd_bdi will not be unregistered,\nas a result, we can't load the mtd module again, to fix this by calling\nbdi_unregister(mtd_bdi) after out_procfs label."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/mtd/mtdcore.c"
                    ],
                    "versions": [
                        {
                            "version": "445caaa20c4d6da74f426464f90513b81157ad77",
                            "lessThan": "78816504100cbd8e6836df9f58cc4fbb8b262f1c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "445caaa20c4d6da74f426464f90513b81157ad77",
                            "lessThan": "26c304a3f136009c5a2a04e2bf3ac6aa25aabcb4",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "445caaa20c4d6da74f426464f90513b81157ad77",
                            "lessThan": "1aadf01e5076b9ab6bf294b9622335c651314895",
                            "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/mtd/mtdcore.c"
                    ],
                    "versions": [
                        {
                            "version": "4.10",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.10",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.0.16",
                            "lessThanOrEqual": "6.0.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.2",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.2",
                            "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": "4.10",
                                    "versionEndExcluding": "6.0.16"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.10",
                                    "versionEndExcluding": "6.1.2"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.10",
                                    "versionEndExcluding": "6.2"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/78816504100cbd8e6836df9f58cc4fbb8b262f1c"
                },
                {
                    "url": "https://git.kernel.org/stable/c/26c304a3f136009c5a2a04e2bf3ac6aa25aabcb4"
                },
                {
                    "url": "https://git.kernel.org/stable/c/1aadf01e5076b9ab6bf294b9622335c651314895"
                }
            ],
            "title": "mtd: core: fix possible resource leak in init_mtd()",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}