{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2023-53278",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-09-16T08:09:37.991Z",
        "datePublished": "2025-09-16T08:11:12.997Z",
        "dateUpdated": "2026-05-11T19:41:49.895Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:41:49.895Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nubifs: Fix memory leak in ubifs_sysfs_init()\n\nWhen insmod ubifs.ko, a kmemleak reported as below:\n\n unreferenced object 0xffff88817fb1a780 (size 8):\n   comm \"insmod\", pid 25265, jiffies 4295239702 (age 100.130s)\n   hex dump (first 8 bytes):\n     75 62 69 66 73 00 ff ff                          ubifs...\n   backtrace:\n     [<ffffffff81b3fc4c>] slab_post_alloc_hook+0x9c/0x3c0\n     [<ffffffff81b44bf3>] __kmalloc_track_caller+0x183/0x410\n     [<ffffffff8198d3da>] kstrdup+0x3a/0x80\n     [<ffffffff8198d486>] kstrdup_const+0x66/0x80\n     [<ffffffff83989325>] kvasprintf_const+0x155/0x190\n     [<ffffffff83bf55bb>] kobject_set_name_vargs+0x5b/0x150\n     [<ffffffff83bf576b>] kobject_set_name+0xbb/0xf0\n     [<ffffffff8100204c>] do_one_initcall+0x14c/0x5a0\n     [<ffffffff8157e380>] do_init_module+0x1f0/0x660\n     [<ffffffff815857be>] load_module+0x6d7e/0x7590\n     [<ffffffff8158644f>] __do_sys_finit_module+0x19f/0x230\n     [<ffffffff815866b3>] __x64_sys_finit_module+0x73/0xb0\n     [<ffffffff88c98e85>] do_syscall_64+0x35/0x80\n     [<ffffffff88e00087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd\n\nWhen kset_register() failed, we should call kset_put to cleanup it."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/ubifs/sysfs.c"
                    ],
                    "versions": [
                        {
                            "version": "2e3cbf425804fb44a005e252f88f93dff108c911",
                            "lessThan": "1c5fdf2d4647219d2267ccb08c7f2c7095bf3450",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "2e3cbf425804fb44a005e252f88f93dff108c911",
                            "lessThan": "d42c2b18c42da7378e67b6414aafe93b65de89d1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "2e3cbf425804fb44a005e252f88f93dff108c911",
                            "lessThan": "203a55f04f66eea1a1ca7e5a302a7f5c99c62327",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/ubifs/sysfs.c"
                    ],
                    "versions": [
                        {
                            "version": "5.17",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.17",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.18",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.2.5",
                            "lessThanOrEqual": "6.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.3",
                            "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": "5.17",
                                    "versionEndExcluding": "6.1.18"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.17",
                                    "versionEndExcluding": "6.2.5"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.17",
                                    "versionEndExcluding": "6.3"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/1c5fdf2d4647219d2267ccb08c7f2c7095bf3450"
                },
                {
                    "url": "https://git.kernel.org/stable/c/d42c2b18c42da7378e67b6414aafe93b65de89d1"
                },
                {
                    "url": "https://git.kernel.org/stable/c/203a55f04f66eea1a1ca7e5a302a7f5c99c62327"
                }
            ],
            "title": "ubifs: Fix memory leak in ubifs_sysfs_init()",
            "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-2023-53278",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "version": "2.0.3",
                                "timestamp": "2026-01-14T18:07:39.227340Z"
                            }
                        }
                    }
                ],
                "problemTypes": [
                    {
                        "descriptions": [
                            {
                                "lang": "en",
                                "type": "CWE",
                                "cweId": "CWE-401",
                                "description": "CWE-401 Missing Release of Memory after Effective Lifetime"
                            }
                        ]
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-01-14T18:12:54.412Z"
                }
            }
        ]
    }
}