{
  "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-2022-48636",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-48636",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2024-04-28T12:59:28.858Z",
    "updatedAt": "2026-08-05T08:51:35.257Z",
    "importedAt": "2026-10-24T01:56:45.230Z",
    "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": "s390/dasd: fix Oops in dasd_alias_get_start_dev due to missing pavgroup",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\ns390/dasd: fix Oops in dasd_alias_get_start_dev due to missing pavgroup\n\nFix Oops in dasd_alias_get_start_dev() function caused by the pavgroup\npointer being NULL.\n\nThe pavgroup pointer is checked on the entrance of the function but\nwithout the lcu->lock being held. Therefore there is a race window\nbetween dasd_alias_get_start_dev() and _lcu_update() which sets\npavgroup to NULL with the lcu->lock held.\n\nFix by checking the pavgroup pointer with lcu->lock held.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "8e09f21574ea3028d5629e5de759e0b196c690c5",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d86b4267834e6d4af62e3073e48166e349ab1b70"
            },
            {
              "version": "8e09f21574ea3028d5629e5de759e0b196c690c5",
              "status": "affected",
              "versionType": "git",
              "lessThan": "49f401a98b318761ca2e15d4c7869a20043fbed4"
            },
            {
              "version": "8e09f21574ea3028d5629e5de759e0b196c690c5",
              "status": "affected",
              "versionType": "git",
              "lessThan": "aaba5ff2742043705bc4c02fd0b2b246e2e16da1"
            },
            {
              "version": "8e09f21574ea3028d5629e5de759e0b196c690c5",
              "status": "affected",
              "versionType": "git",
              "lessThan": "2e473351400e3dd66f0b71eddcef82ee45a584c1"
            },
            {
              "version": "8e09f21574ea3028d5629e5de759e0b196c690c5",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f5fcc9d6d71d9ff7fdbdd4b89074e6e24fffc20b"
            },
            {
              "version": "8e09f21574ea3028d5629e5de759e0b196c690c5",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d3a67c21b18f33c79382084af556557c442f12a6"
            },
            {
              "version": "8e09f21574ea3028d5629e5de759e0b196c690c5",
              "status": "affected",
              "versionType": "git",
              "lessThan": "650a2e79d176db753654d3dde88e53a2033036ac"
            },
            {
              "version": "8e09f21574ea3028d5629e5de759e0b196c690c5",
              "status": "affected",
              "versionType": "git",
              "lessThan": "db7ba07108a48c0f95b74fabbfd5d63e924f992d"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "2.6.25",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "2.6.25"
            },
            {
              "version": "4.9.330",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.9.*"
            },
            {
              "version": "4.14.295",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.14.*"
            },
            {
              "version": "4.19.260",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "version": "5.4.215",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.146",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.71",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "5.19.12",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.19.*"
            },
            {
              "version": "6.0",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}