{
  "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-2026-46129",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-46129",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-05-28T09:35:44.271Z",
    "updatedAt": "2026-08-05T12:29:55.996Z",
    "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": "btrfs: fix double free in create_space_info() error path",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nbtrfs: fix double free in create_space_info() error path\n\nWhen kobject_init_and_add() fails, the call chain is:\n\ncreate_space_info()\n-> btrfs_sysfs_add_space_info_type()\n-> kobject_init_and_add()\n-> failure\n-> kobject_put(&space_info->kobj)\n-> space_info_release()\n-> kfree(space_info)\n\nThen control returns to create_space_info():\n\nbtrfs_sysfs_add_space_info_type() returns error\n-> goto out_free\n-> kfree(space_info)\n\nThis causes a double free.\n\nKeep the direct kfree(space_info) for the earlier failure path, but\nafter btrfs_sysfs_add_space_info_type() has called kobject_put(), let\nthe kobject release callback handle the cleanup.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "20e8f2de3688082eeafeb93c8900485b7542457e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ae6d6e31ceb72b7697c28a528e4923c08e3c2ef5"
            },
            {
              "version": "58208907c4044a764dbd8896026283905da6d9be",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c2670ec4aa49ca226bce9776601e0da37502be07"
            },
            {
              "version": "bb4fa4c0b54aae25e55faeda7f78d0c11b8cd618",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f414b3abbba59ef379a2b3c31f2bdd9358ed5e53"
            },
            {
              "version": "6cb008f1bb23e023dfe615cca5df14570dfc8da5",
              "status": "affected",
              "versionType": "git",
              "lessThan": "9a060970fd7b5e1c561e4ce73cb9949e4269a738"
            },
            {
              "version": "a11224a016d6d1d46a4d9b6573244448a80d4d7f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "dd6ade0fdd59218d71a981ae7c937a304e49209c"
            },
            {
              "version": "a11224a016d6d1d46a4d9b6573244448a80d4d7f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3f487be81292702a59ea9dbc4088b3360a50e837"
            },
            {
              "version": "6.1.162",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.1.175"
            },
            {
              "version": "6.6.122",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.6.140"
            },
            {
              "version": "6.12.67",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.12.88"
            },
            {
              "version": "6.18.7",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.18.30"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.19",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.19"
            },
            {
              "version": "6.1.175",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.140",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.88",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.30",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "7.0.7",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.0.*"
            },
            {
              "version": "7.1",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}