{
  "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-2026-63967",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-63967",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-07-19T14:55:54.999Z",
    "updatedAt": "2026-07-19T14:55:54.999Z",
    "importedAt": "2026-10-24T01:58:25.636Z",
    "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": "iio: imu: st_lsm6dsx: fix stack leak in tagged FIFO buffer",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\niio: imu: st_lsm6dsx: fix stack leak in tagged FIFO buffer\n\nThe tagged FIFO path declares iio_buff on the stack with __aligned(8)\nbut no initializer, but there is a hole in the structure, which will\nthen leak to userspace as ST_LSM6DSX_SAMPLE_SIZE bytes (6) will be\ncopied, but the space between that and the timestamp are not\ninitialized.\n\nCommit c14edb4d0bdc (\"iio:imu:st_lsm6dsx Fix alignment and data leak\nissues\") moved the untagged FIFO path to a kzalloc'd buffer in hw->scan,\nbut for the tagged path it only added the alignment qualifier and not\nthe initializer :(\n\nFix this by just zero-initializing the structure on the stack.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "c14edb4d0bdc53f969ea84c7f384472c28b1a9f8",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ff8d3c088b77b11782f2c3b97e37425be050e8de"
            },
            {
              "version": "c14edb4d0bdc53f969ea84c7f384472c28b1a9f8",
              "status": "affected",
              "versionType": "git",
              "lessThan": "fe1a7f99e72ebd2880515332b79b8c256be22aca"
            },
            {
              "version": "c14edb4d0bdc53f969ea84c7f384472c28b1a9f8",
              "status": "affected",
              "versionType": "git",
              "lessThan": "babf1943a40bb5669db57d30ca16c22504b18e07"
            },
            {
              "version": "c14edb4d0bdc53f969ea84c7f384472c28b1a9f8",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d42ac0bfb6a16617c62a59d53706579c7fadbfa6"
            },
            {
              "version": "c14edb4d0bdc53f969ea84c7f384472c28b1a9f8",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3147b303b8c7d9f91da4b849ece33b45048f5eaf"
            },
            {
              "version": "c14edb4d0bdc53f969ea84c7f384472c28b1a9f8",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e6bb3a49c5f9de870ea95e69775df785728e3366"
            },
            {
              "version": "c14edb4d0bdc53f969ea84c7f384472c28b1a9f8",
              "status": "affected",
              "versionType": "git",
              "lessThan": "890d0312d5f94be43eac21f5a34d3bccc60d051b"
            },
            {
              "version": "c14edb4d0bdc53f969ea84c7f384472c28b1a9f8",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c9d8e9adaa63150ef7e833480b799d0bab83a276"
            },
            {
              "version": "a42ca3b182ccb766666a0be1053921cba190e2de",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "5.9.5",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.10"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.10",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.10"
            },
            {
              "version": "5.10.259",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.210",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.176",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.143",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.93",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.35",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "7.0.12",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.0.*"
            },
            {
              "version": "7.1",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}