{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "2e3cbf425804fb44a005e252f88f93dff108c911"
            },
            {
              "fixed": "1c5fdf2d4647219d2267ccb08c7f2c7095bf3450"
            },
            {
              "fixed": "d42c2b18c42da7378e67b6414aafe93b65de89d1"
            },
            {
              "fixed": "203a55f04f66eea1a1ca7e5a302a7f5c99c62327"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53278.json"
  },
  "details": "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     [\u003cffffffff81b3fc4c\u003e] slab_post_alloc_hook+0x9c/0x3c0\n     [\u003cffffffff81b44bf3\u003e] __kmalloc_track_caller+0x183/0x410\n     [\u003cffffffff8198d3da\u003e] kstrdup+0x3a/0x80\n     [\u003cffffffff8198d486\u003e] kstrdup_const+0x66/0x80\n     [\u003cffffffff83989325\u003e] kvasprintf_const+0x155/0x190\n     [\u003cffffffff83bf55bb\u003e] kobject_set_name_vargs+0x5b/0x150\n     [\u003cffffffff83bf576b\u003e] kobject_set_name+0xbb/0xf0\n     [\u003cffffffff8100204c\u003e] do_one_initcall+0x14c/0x5a0\n     [\u003cffffffff8157e380\u003e] do_init_module+0x1f0/0x660\n     [\u003cffffffff815857be\u003e] load_module+0x6d7e/0x7590\n     [\u003cffffffff8158644f\u003e] __do_sys_finit_module+0x19f/0x230\n     [\u003cffffffff815866b3\u003e] __x64_sys_finit_module+0x73/0xb0\n     [\u003cffffffff88c98e85\u003e] do_syscall_64+0x35/0x80\n     [\u003cffffffff88e00087\u003e] entry_SYSCALL_64_after_hwframe+0x63/0xcd\n\nWhen kset_register() failed, we should call kset_put to cleanup it.",
  "id": "CVE-2023-53278",
  "modified": "2026-04-01T23:10:33.879827949Z",
  "published": "2025-09-16T08:11:12.997Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1c5fdf2d4647219d2267ccb08c7f2c7095bf3450"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/203a55f04f66eea1a1ca7e5a302a7f5c99c62327"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d42c2b18c42da7378e67b6414aafe93b65de89d1"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53278.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-53278"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.7.3",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "ubifs: Fix memory leak in ubifs_sysfs_init()"
}