{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2022-50566",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-10-22T13:20:23.760Z",
        "datePublished": "2025-10-22T13:23:23.917Z",
        "dateUpdated": "2026-05-11T19:21:54.056Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:21:54.056Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmtd: Fix device name leak when register device failed in add_mtd_device()\n\nThere is a kmemleak when register device failed:\n  unreferenced object 0xffff888101aab550 (size 8):\n    comm \"insmod\", pid 3922, jiffies 4295277753 (age 925.408s)\n    hex dump (first 8 bytes):\n      6d 74 64 30 00 88 ff ff                          mtd0....\n    backtrace:\n      [<00000000bde26724>] __kmalloc_node_track_caller+0x4e/0x150\n      [<000000003c32b416>] kvasprintf+0xb0/0x130\n      [<000000001f7a8f15>] kobject_set_name_vargs+0x2f/0xb0\n      [<000000006e781163>] dev_set_name+0xab/0xe0\n      [<00000000e30d0c78>] add_mtd_device+0x4bb/0x700\n      [<00000000f3d34de7>] mtd_device_parse_register+0x2ac/0x3f0\n      [<00000000c0d88488>] 0xffffffffa0238457\n      [<00000000b40d0922>] 0xffffffffa02a008f\n      [<0000000023d17b9d>] do_one_initcall+0x87/0x2a0\n      [<00000000770f6ca6>] do_init_module+0xdf/0x320\n      [<000000007b6768fe>] load_module+0x2f98/0x3330\n      [<00000000346bed5a>] __do_sys_finit_module+0x113/0x1b0\n      [<00000000674c2290>] do_syscall_64+0x35/0x80\n      [<000000004c6a8d97>] entry_SYSCALL_64_after_hwframe+0x46/0xb0\n\nIf register device failed, should call put_device() to give up the\nreference."
                }
            ],
            "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": "1f24b5a8ecbb2a3c7080f418974d40e3ffedb221",
                            "lessThan": "a75f45afa932bfb24a2603ebcea5efd2e7cdcfd6",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1f24b5a8ecbb2a3c7080f418974d40e3ffedb221",
                            "lessThan": "2302e2dc42b1f84f951c725ce742fc21c5a1e151",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1f24b5a8ecbb2a3c7080f418974d40e3ffedb221",
                            "lessThan": "db07fe76df01f40cb897d6e9066b84e46957beb3",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1f24b5a8ecbb2a3c7080f418974d40e3ffedb221",
                            "lessThan": "fa0d32ab8407d7481450c664fd0de64f2dae9489",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1f24b5a8ecbb2a3c7080f418974d40e3ffedb221",
                            "lessThan": "330bc5533e8a8ed69cb951d5a8edce9bddb9db21",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1f24b5a8ecbb2a3c7080f418974d40e3ffedb221",
                            "lessThan": "71212d73184845c944ef1b43f092e643e5bde003",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1f24b5a8ecbb2a3c7080f418974d40e3ffedb221",
                            "lessThan": "1b172fb05d6315ecec082fd7544a3390e96f0d7e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1f24b5a8ecbb2a3c7080f418974d40e3ffedb221",
                            "lessThan": "bcabe1dc2a344adbb3382930a23e273ba9382277",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1f24b5a8ecbb2a3c7080f418974d40e3ffedb221",
                            "lessThan": "895d68a39481a75c680aa421546931fb11942fa6",
                            "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": "2.6.30",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.30",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.9.337",
                            "lessThanOrEqual": "4.9.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.14.303",
                            "lessThanOrEqual": "4.14.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.19.270",
                            "lessThanOrEqual": "4.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.229",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.163",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.86",
                            "lessThanOrEqual": "5.15.*",
                            "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": "2.6.30",
                                    "versionEndExcluding": "4.9.337"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.30",
                                    "versionEndExcluding": "4.14.303"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.30",
                                    "versionEndExcluding": "4.19.270"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.30",
                                    "versionEndExcluding": "5.4.229"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.30",
                                    "versionEndExcluding": "5.10.163"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.30",
                                    "versionEndExcluding": "5.15.86"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.30",
                                    "versionEndExcluding": "6.0.16"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.30",
                                    "versionEndExcluding": "6.1.2"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.30",
                                    "versionEndExcluding": "6.2"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/a75f45afa932bfb24a2603ebcea5efd2e7cdcfd6"
                },
                {
                    "url": "https://git.kernel.org/stable/c/2302e2dc42b1f84f951c725ce742fc21c5a1e151"
                },
                {
                    "url": "https://git.kernel.org/stable/c/db07fe76df01f40cb897d6e9066b84e46957beb3"
                },
                {
                    "url": "https://git.kernel.org/stable/c/fa0d32ab8407d7481450c664fd0de64f2dae9489"
                },
                {
                    "url": "https://git.kernel.org/stable/c/330bc5533e8a8ed69cb951d5a8edce9bddb9db21"
                },
                {
                    "url": "https://git.kernel.org/stable/c/71212d73184845c944ef1b43f092e643e5bde003"
                },
                {
                    "url": "https://git.kernel.org/stable/c/1b172fb05d6315ecec082fd7544a3390e96f0d7e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/bcabe1dc2a344adbb3382930a23e273ba9382277"
                },
                {
                    "url": "https://git.kernel.org/stable/c/895d68a39481a75c680aa421546931fb11942fa6"
                }
            ],
            "title": "mtd: Fix device name leak when register device failed in add_mtd_device()",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}