Vulnerability-Lookup

GHSA-HFQR-838F-PJ36

Vulnerability from github – Published: 2025-10-01 12:30 – Updated: 2026-01-16 21:30

Details

In the Linux kernel, the following vulnerability has been resolved:

fs/ntfs3: Fix memory leak on ntfs_fill_super() error path

syzbot reported kmemleak as below:

BUG: memory leak unreferenced object 0xffff8880122f1540 (size 32): comm "a.out", pid 6664, jiffies 4294939771 (age 25.500s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 ed ff ed ff 00 00 00 00 ................ backtrace: [] ntfs_init_fs_context+0x22/0x1c0 [] alloc_fs_context+0x217/0x430 [] path_mount+0x704/0x1080 [] __x64_sys_mount+0x18c/0x1d0 [] do_syscall_64+0x34/0xb0 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd

This patch fixes this issue by freeing mount options on error path of ntfs_fill_super().

Severity

5.5 (Medium)


                  
                    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

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{
  "affected": [],
  "aliases": [
    "CVE-2022-50451"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-401"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-10-01T12:15:38Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nfs/ntfs3: Fix memory leak on ntfs_fill_super() error path\n\nsyzbot reported kmemleak as below:\n\nBUG: memory leak\nunreferenced object 0xffff8880122f1540 (size 32):\n  comm \"a.out\", pid 6664, jiffies 4294939771 (age 25.500s)\n  hex dump (first 32 bytes):\n    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\n    00 00 00 00 00 00 00 00 ed ff ed ff 00 00 00 00  ................\n  backtrace:\n    [\u003cffffffff81b16052\u003e] ntfs_init_fs_context+0x22/0x1c0\n    [\u003cffffffff8164aaa7\u003e] alloc_fs_context+0x217/0x430\n    [\u003cffffffff81626dd4\u003e] path_mount+0x704/0x1080\n    [\u003cffffffff81627e7c\u003e] __x64_sys_mount+0x18c/0x1d0\n    [\u003cffffffff84593e14\u003e] do_syscall_64+0x34/0xb0\n    [\u003cffffffff84600087\u003e] entry_SYSCALL_64_after_hwframe+0x63/0xcd\n\nThis patch fixes this issue by freeing mount options on error path of\nntfs_fill_super().",
  "id": "GHSA-hfqr-838f-pj36",
  "modified": "2026-01-16T21:30:28Z",
  "published": "2025-10-01T12:30:28Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-50451"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2600c80ea7b39f987c3fa89287e73d62e322bbbd"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2dd9ccfb06bcdad30ad92d96c3affa38a458679e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/51e76a232f8c037f1d9e9922edc25b003d5f3414"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ff0df7d9cdbb12878155168b5234e99029e5377f"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2022-50451 (GCVE-0-2022-50451)

Vulnerability from cvelistv5 – Published: 2025-10-01 11:45 – Updated: 2026-08-15 12:23

Title

fs/ntfs3: Fix memory leak on ntfs_fill_super() error path

Summary

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix memory leak on ntfs_fill_super() error path syzbot reported kmemleak as below: BUG: memory leak unreferenced object 0xffff8880122f1540 (size 32): comm "a.out", pid 6664, jiffies 4294939771 (age 25.500s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 ed ff ed ff 00 00 00 00 ................ backtrace: [<ffffffff81b16052>] ntfs_init_fs_context+0x22/0x1c0 [<ffffffff8164aaa7>] alloc_fs_context+0x217/0x430 [<ffffffff81626dd4>] path_mount+0x704/0x1080 [<ffffffff81627e7c>] __x64_sys_mount+0x18c/0x1d0 [<ffffffff84593e14>] do_syscall_64+0x34/0xb0 [<ffffffff84600087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd This patch fixes this issue by freeing mount options on error path of ntfs_fill_super().

Severity

No CVSS data available.

Assigner

Linux CNA under the mitre root

CNA scorecard D 53/100 over 6843 records in the last 180 days details

References

4 references

URL	Tags
https://git.kernel.org/stable/c/2dd9ccfb06bcdad30…
https://git.kernel.org/stable/c/ff0df7d9cdbb12878…
https://git.kernel.org/stable/c/2600c80ea7b39f987…
https://git.kernel.org/stable/c/51e76a232f8c037f1…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: 78e4aebc35b3e4494a96ffe7534db7201aba869f , < 2dd9ccfb06bcdad30ad92d96c3affa38a458679e (git) Affected: cd39981fb92adf0cc736112f87e3e61602baa415 , < ff0df7d9cdbb12878155168b5234e99029e5377f (git) Affected: cd39981fb92adf0cc736112f87e3e61602baa415 , < 2600c80ea7b39f987c3fa89287e73d62e322bbbd (git) Affected: cd39981fb92adf0cc736112f87e3e61602baa415 , < 51e76a232f8c037f1d9e9922edc25b003d5f3414 (git) Affected: 0fd64f062c8d1793d8d6d39fa3a4468e39880f90 (git) Affected: 5.15.63 , < 5.15.87 (semver) Affected: 5.19.4 , < 5.20 (semver)
Linux	Linux	Affected: 6.0 Unaffected: 0 , < 6.0 (semver) Unaffected: 5.15.87 , ≤ 5.15.* (semver) Unaffected: 6.0.17 , ≤ 6.0.* (semver) Unaffected: 6.1.3 , ≤ 6.1.* (semver) Unaffected: 6.2 , ≤ * (original_commit_for_fix)

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "fs/ntfs3/super.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "2dd9ccfb06bcdad30ad92d96c3affa38a458679e",
              "status": "affected",
              "version": "78e4aebc35b3e4494a96ffe7534db7201aba869f",
              "versionType": "git"
            },
            {
              "lessThan": "ff0df7d9cdbb12878155168b5234e99029e5377f",
              "status": "affected",
              "version": "cd39981fb92adf0cc736112f87e3e61602baa415",
              "versionType": "git"
            },
            {
              "lessThan": "2600c80ea7b39f987c3fa89287e73d62e322bbbd",
              "status": "affected",
              "version": "cd39981fb92adf0cc736112f87e3e61602baa415",
              "versionType": "git"
            },
            {
              "lessThan": "51e76a232f8c037f1d9e9922edc25b003d5f3414",
              "status": "affected",
              "version": "cd39981fb92adf0cc736112f87e3e61602baa415",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "0fd64f062c8d1793d8d6d39fa3a4468e39880f90",
              "versionType": "git"
            },
            {
              "lessThan": "5.15.87",
              "status": "affected",
              "version": "5.15.63",
              "versionType": "semver"
            },
            {
              "lessThan": "5.20",
              "status": "affected",
              "version": "5.19.4",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "fs/ntfs3/super.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.0"
            },
            {
              "lessThan": "6.0",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.87",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.0.*",
              "status": "unaffected",
              "version": "6.0.17",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.3",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.2",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.87",
                  "versionStartIncluding": "5.15.63",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.0.17",
                  "versionStartIncluding": "6.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.3",
                  "versionStartIncluding": "6.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                  "versionStartIncluding": "6.0",
                  "vulnerable": true
                },
                {
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                  "versionStartIncluding": "5.19.4",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfs/ntfs3: Fix memory leak on ntfs_fill_super() error path\n\nsyzbot reported kmemleak as below:\n\nBUG: memory leak\nunreferenced object 0xffff8880122f1540 (size 32):\n  comm \"a.out\", pid 6664, jiffies 4294939771 (age 25.500s)\n  hex dump (first 32 bytes):\n    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\n    00 00 00 00 00 00 00 00 ed ff ed ff 00 00 00 00  ................\n  backtrace:\n    [\u003cffffffff81b16052\u003e] ntfs_init_fs_context+0x22/0x1c0\n    [\u003cffffffff8164aaa7\u003e] alloc_fs_context+0x217/0x430\n    [\u003cffffffff81626dd4\u003e] path_mount+0x704/0x1080\n    [\u003cffffffff81627e7c\u003e] __x64_sys_mount+0x18c/0x1d0\n    [\u003cffffffff84593e14\u003e] do_syscall_64+0x34/0xb0\n    [\u003cffffffff84600087\u003e] entry_SYSCALL_64_after_hwframe+0x63/0xcd\n\nThis patch fixes this issue by freeing mount options on error path of\nntfs_fill_super()."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-15T12:23:31.929Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
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          "url": "https://git.kernel.org/stable/c/2dd9ccfb06bcdad30ad92d96c3affa38a458679e"
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          "url": "https://git.kernel.org/stable/c/ff0df7d9cdbb12878155168b5234e99029e5377f"
        },
        {
          "url": "https://git.kernel.org/stable/c/2600c80ea7b39f987c3fa89287e73d62e322bbbd"
        },
        {
          "url": "https://git.kernel.org/stable/c/51e76a232f8c037f1d9e9922edc25b003d5f3414"
        }
      ],
      "title": "fs/ntfs3: Fix memory leak on ntfs_fill_super() error path",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
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  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-50451",
    "datePublished": "2025-10-01T11:45:24.652Z",
    "dateReserved": "2025-09-17T14:53:07.011Z",
    "dateUpdated": "2026-08-15T12:23:31.929Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

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