{
  "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-2025-38083",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2025-38083",
    "idYear": 2025,
    "status": "PUBLISHED",
    "publishedAt": "2025-06-20T11:21:51.554Z",
    "updatedAt": "2026-10-15T21:52:07.502Z",
    "importedAt": "2026-10-24T01:57:34.152Z",
    "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": "net_sched: prio: fix a race in prio_tune()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet_sched: prio: fix a race in prio_tune()\n\nGerrard Tai reported a race condition in PRIO, whenever SFQ perturb timer\nfires at the wrong time.\n\nThe race is as follows:\n\nCPU 0                                 CPU 1\n[1]: lock root\n[2]: qdisc_tree_flush_backlog()\n[3]: unlock root\n |\n |                                    [5]: lock root\n |                                    [6]: rehash\n |                                    [7]: qdisc_tree_reduce_backlog()\n |\n[4]: qdisc_put()\n\nThis can be abused to underflow a parent's qlen.\n\nCalling qdisc_purge_queue() instead of qdisc_tree_flush_backlog()\nshould fix the race, because all packets will be purged from the qdisc\nbefore releasing the lock.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "7b8e0b6e659983154c8d7e756cdb833d89a3d4d7",
              "status": "affected",
              "versionType": "git",
              "lessThan": "53d11560e957d53ee87a0653d258038ce12361b7"
            },
            {
              "version": "7b8e0b6e659983154c8d7e756cdb833d89a3d4d7",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4483d8b9127591c60c4eb789d6cab953bc4522a9"
            },
            {
              "version": "7b8e0b6e659983154c8d7e756cdb833d89a3d4d7",
              "status": "affected",
              "versionType": "git",
              "lessThan": "20f68e6a9e41693cb0e55e5b9ebbcb40983a4b8f"
            },
            {
              "version": "7b8e0b6e659983154c8d7e756cdb833d89a3d4d7",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3aaa7c01cf19d9b9bb64b88b65c3a6fd05da2eb4"
            },
            {
              "version": "7b8e0b6e659983154c8d7e756cdb833d89a3d4d7",
              "status": "affected",
              "versionType": "git",
              "lessThan": "46c15c9d0f65c9ba857d63f53264f4b17e8a715f"
            },
            {
              "version": "7b8e0b6e659983154c8d7e756cdb833d89a3d4d7",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e3f6745006dc9423d2b065b90f191cfa11b1b584"
            },
            {
              "version": "7b8e0b6e659983154c8d7e756cdb833d89a3d4d7",
              "status": "affected",
              "versionType": "git",
              "lessThan": "93f9eeb678d4c9c1abf720b3615fa8299a490845"
            },
            {
              "version": "7b8e0b6e659983154c8d7e756cdb833d89a3d4d7",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d35acc1be3480505b5931f17e4ea9b7617fea4d3"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.0",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.0"
            },
            {
              "version": "5.4.295",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.239",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.186",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.142",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.94",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.34",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.15.3",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.15.*"
            },
            {
              "version": "6.16",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}