FKIE_CVE-2023-53278

Vulnerability from fkie_nvd - Published: 2025-09-16 08:15 - Updated: 2025-12-03 16:53
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved: ubifs: Fix memory leak in ubifs_sysfs_init() When insmod ubifs.ko, a kmemleak reported as below: unreferenced object 0xffff88817fb1a780 (size 8): comm "insmod", pid 25265, jiffies 4295239702 (age 100.130s) hex dump (first 8 bytes): 75 62 69 66 73 00 ff ff ubifs... backtrace: [<ffffffff81b3fc4c>] slab_post_alloc_hook+0x9c/0x3c0 [<ffffffff81b44bf3>] __kmalloc_track_caller+0x183/0x410 [<ffffffff8198d3da>] kstrdup+0x3a/0x80 [<ffffffff8198d486>] kstrdup_const+0x66/0x80 [<ffffffff83989325>] kvasprintf_const+0x155/0x190 [<ffffffff83bf55bb>] kobject_set_name_vargs+0x5b/0x150 [<ffffffff83bf576b>] kobject_set_name+0xbb/0xf0 [<ffffffff8100204c>] do_one_initcall+0x14c/0x5a0 [<ffffffff8157e380>] do_init_module+0x1f0/0x660 [<ffffffff815857be>] load_module+0x6d7e/0x7590 [<ffffffff8158644f>] __do_sys_finit_module+0x19f/0x230 [<ffffffff815866b3>] __x64_sys_finit_module+0x73/0xb0 [<ffffffff88c98e85>] do_syscall_64+0x35/0x80 [<ffffffff88e00087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd When kset_register() failed, we should call kset_put to cleanup it.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/1c5fdf2d4647219d2267ccb08c7f2c7095bf3450Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/203a55f04f66eea1a1ca7e5a302a7f5c99c62327Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d42c2b18c42da7378e67b6414aafe93b65de89d1Patch
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel *
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{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "8EE9D260-14AC-459B-B039-E2AE165812E3",
              "versionEndExcluding": "6.1.18",
              "versionStartIncluding": "5.17",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "0575B33B-A320-4E51-84CA-10C937341E02",
              "versionEndExcluding": "6.2.5",
              "versionStartIncluding": "6.2",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "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     [\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",
  "lastModified": "2025-12-03T16:53:00.673",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2025-09-16T08:15:36.697",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/1c5fdf2d4647219d2267ccb08c7f2c7095bf3450"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
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      "url": "https://git.kernel.org/stable/c/203a55f04f66eea1a1ca7e5a302a7f5c99c62327"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/d42c2b18c42da7378e67b6414aafe93b65de89d1"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-401"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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