{
  "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-2026-46283",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-46283",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-06-08T15:41:26.425Z",
    "updatedAt": "2026-06-14T18:06:13.398Z",
    "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": "tpm: Use kfree_sensitive() to free auth session in tpm_dev_release()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\ntpm: Use kfree_sensitive() to free auth session in tpm_dev_release()\n\ntpm_dev_release() uses plain kfree() to free chip->auth, which contains\nsensitive cryptographic material including HMAC session keys, nonces,\nand passphrase data (struct tpm2_auth).\n\nEvery other code path that frees this structure uses kfree_sensitive()\nto zero the memory before releasing it: both tpm2_end_auth_session()\nand tpm_buf_check_hmac_response() do so. The tpm_dev_release() path\nis the only one that does not, leaving key material in freed slab\nmemory until it is eventually overwritten.\n\nUse kfree_sensitive() for consistency with the rest of the driver and\nto ensure session keys are scrubbed during device teardown.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "699e3efd6c645c741ea4d6d58282c56b6d108cf7",
              "status": "affected",
              "versionType": "git",
              "lessThan": "dd3ac52ea7a001406c7dbc663aae4b9f89da679a"
            },
            {
              "version": "699e3efd6c645c741ea4d6d58282c56b6d108cf7",
              "status": "affected",
              "versionType": "git",
              "lessThan": "53e6d2d834df40960b655b353e7a8ff4d927e1c7"
            },
            {
              "version": "699e3efd6c645c741ea4d6d58282c56b6d108cf7",
              "status": "affected",
              "versionType": "git",
              "lessThan": "84ced03172da544c9f8c0862faad48104f519352"
            },
            {
              "version": "699e3efd6c645c741ea4d6d58282c56b6d108cf7",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c424d2664f08c77f08b4580b5f0cbaabf7c229b2"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.10",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.10"
            },
            {
              "version": "6.12.86",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.27",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "7.0.4",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.0.*"
            },
            {
              "version": "7.1",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}