{
  "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-2024-56739",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2024-56739",
    "idYear": 2024,
    "status": "PUBLISHED",
    "publishedAt": "2024-12-29T11:30:08.512Z",
    "updatedAt": "2026-05-11T20:58:10.247Z",
    "importedAt": "2026-10-24T01:57:20.494Z",
    "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": "rtc: check if __rtc_read_time was successful in rtc_timer_do_work()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nrtc: check if __rtc_read_time was successful in rtc_timer_do_work()\n\nIf the __rtc_read_time call fails,, the struct rtc_time tm; may contain\nuninitialized data, or an illegal date/time read from the RTC hardware.\n\nWhen calling rtc_tm_to_ktime later, the result may be a very large value\n(possibly KTIME_MAX). If there are periodic timers in rtc->timerqueue,\nthey will continually expire, may causing kernel softlockup.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "6610e0893b8bc6f59b14fed7f089c5997f035f88",
              "status": "affected",
              "versionType": "git",
              "lessThan": "39ad0a1ae17b54509cd9e93dcd8cec16e7c12d3f"
            },
            {
              "version": "6610e0893b8bc6f59b14fed7f089c5997f035f88",
              "status": "affected",
              "versionType": "git",
              "lessThan": "44b3257ff705d63d5f00ef8ed314a0eeb7ec37f2"
            },
            {
              "version": "6610e0893b8bc6f59b14fed7f089c5997f035f88",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0d68e8514d9040108ff7d1b37ca71096674b6efe"
            },
            {
              "version": "6610e0893b8bc6f59b14fed7f089c5997f035f88",
              "status": "affected",
              "versionType": "git",
              "lessThan": "246f621d363988e7040f4546d20203dc713fa3e1"
            },
            {
              "version": "6610e0893b8bc6f59b14fed7f089c5997f035f88",
              "status": "affected",
              "versionType": "git",
              "lessThan": "fde56535505dde3336df438e949ef4742b6d6d6e"
            },
            {
              "version": "6610e0893b8bc6f59b14fed7f089c5997f035f88",
              "status": "affected",
              "versionType": "git",
              "lessThan": "dd4b1cbcc916fad5d10c2662b62def9f05e453d4"
            },
            {
              "version": "6610e0893b8bc6f59b14fed7f089c5997f035f88",
              "status": "affected",
              "versionType": "git",
              "lessThan": "a1f0b4af90cc18b10261ecde56c6a56b22c75bd1"
            },
            {
              "version": "6610e0893b8bc6f59b14fed7f089c5997f035f88",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e77bce0a8c3989b4173c36f4195122bca8f4a3e1"
            },
            {
              "version": "6610e0893b8bc6f59b14fed7f089c5997f035f88",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e8ba8a2bc4f60a1065f23d6a0e7cbea945a0f40d"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "2.6.38",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "2.6.38"
            },
            {
              "version": "4.19.325",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "version": "5.4.287",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.231",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.174",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.120",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.64",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.11.11",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.11.*"
            },
            {
              "version": "6.12.2",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.13",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}