{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2026-53050",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-53050",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-06-24T16:29:56.043Z",
    "updatedAt": "2026-10-15T01:22:19.854Z",
    "importedAt": "2026-10-24T01:58:14.884Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "quota: Fix race of dquot_scan_active() with quota deactivation",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nquota: Fix race of dquot_scan_active() with quota deactivation\n\ndquot_scan_active() can race with quota deactivation in\nquota_release_workfn() like:\n\n  CPU0 (quota_release_workfn)         CPU1 (dquot_scan_active)\n  ==============================      ==============================\n  spin_lock(&dq_list_lock);\n  list_replace_init(\n    &releasing_dquots, &rls_head);\n    /* dquot X on rls_head,\n       dq_count == 0,\n       DQ_ACTIVE_B still set */\n  spin_unlock(&dq_list_lock);\n  synchronize_srcu(&dquot_srcu);\n                                      spin_lock(&dq_list_lock);\n                                      list_for_each_entry(dquot,\n                                          &inuse_list, dq_inuse) {\n                                        /* finds dquot X */\n                                        dquot_active(X) -> true\n                                        atomic_inc(&X->dq_count);\n                                      }\n                                      spin_unlock(&dq_list_lock);\n  spin_lock(&dq_list_lock);\n  dquot = list_first_entry(&rls_head);\n  WARN_ON_ONCE(atomic_read(&dquot->dq_count));\n\nThe problem is not only a cosmetic one as under memory pressure the\ncaller of dquot_scan_active() can end up working on freed dquot.\n\nFix the problem by making sure the dquot is removed from releasing list\nwhen we acquire a reference to it.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "22c06bf1f99ec3ec16b1a81342becba4c59a1f16",
              "status": "affected",
              "versionType": "git",
              "lessThan": "2bdc80f4619411e5bd4a3ef23f51e14021ed457c"
            },
            {
              "version": "56e96b38d2f7cd95b3c30eb70decac7233915e0a",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f9438cb8c8ec3adc84b2b450a3aab0123d074c3b"
            },
            {
              "version": "12a820a9923c11e8e898da9f82c8aded70cdcd16",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ac8a2e0d287ebf35e5d7e51e260b4e146648ba4a"
            },
            {
              "version": "869b6ea1609f655a43251bf41757aa44e5350a8f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "6678dde265708003c2b42551af4a2e3cb05decd5"
            },
            {
              "version": "869b6ea1609f655a43251bf41757aa44e5350a8f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "61e25f664dc2a08299e07d84c85776abc2350f75"
            },
            {
              "version": "869b6ea1609f655a43251bf41757aa44e5350a8f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "fdd424d7c35633ac577fd87d1b043d1b8a6cd350"
            },
            {
              "version": "869b6ea1609f655a43251bf41757aa44e5350a8f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "82cbdb4c1ebb5ea7d7bd45c18d3483b5bd32ebc1"
            },
            {
              "version": "869b6ea1609f655a43251bf41757aa44e5350a8f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e93ab401da4b2e2c1b8ef2424de2f238d51c8b2d"
            },
            {
              "version": "bb7e3a019b52d829949d02b64ebab37838148fbf",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "061a18239ced5eb086967a2b4451cb1cc5ce0702",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "2a1ddddba6541143c8f73962f3021f1789114284",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "5.10.199",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.10.258"
            },
            {
              "version": "5.15.136",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.15.209"
            },
            {
              "version": "6.1.59",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.1.175"
            },
            {
              "version": "4.19.297",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "4.20"
            },
            {
              "version": "5.4.259",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.5"
            },
            {
              "version": "6.5.8",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.6"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.6",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.6"
            },
            {
              "version": "5.10.258",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.209",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.175",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.141",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.91",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.33",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "7.0.10",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.0.*"
            },
            {
              "version": "7.1",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}