{
  "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-2026-89749",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-89749",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-09-11T19:46:53.822Z",
    "updatedAt": "2026-10-19T08:52:03.128Z",
    "importedAt": "2026-10-24T01:58:35.090Z",
    "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": "tracing: Fix crash passing ERR_PTR to kthread_stop()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\ntracing: Fix crash passing ERR_PTR to kthread_stop()\n\nevent_test_stuff() calls kthread_run() and unconditionally passes the\nreturned task_struct pointer to kthread_stop(). kthread_run() returns an\nerror pointer such as ERR_PTR(-ENOMEM) when kthread creation fails, for\nexample under memory pressure during the boot-time event self-test.\nkthread_stop() then dereferences the invalid pointer, crashing the kernel.\n\nCheck the result of kthread_run() before passing it to kthread_stop(). Use\nWARN_ON() so that a failure to create the self-test thread does not go\nunnoticed, matching the ring-buffer self-test fix in commit\n91542863abad (\"ring-buffer: Fix crash passing ERR_PTR to kthread_stop()\").",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "e6187007d6c365b551c69ea3df46f06fd1c8bd19",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c1a4fb7aa290f158d50654d640292e49d9055fd1"
            },
            {
              "version": "e6187007d6c365b551c69ea3df46f06fd1c8bd19",
              "status": "affected",
              "versionType": "git",
              "lessThan": "42ccb215ef0a552acbbd32f81009bfe4b278ba77"
            },
            {
              "version": "e6187007d6c365b551c69ea3df46f06fd1c8bd19",
              "status": "affected",
              "versionType": "git",
              "lessThan": "98d06fb9865a490e12ebe32d65b9ffac6108614d"
            },
            {
              "version": "e6187007d6c365b551c69ea3df46f06fd1c8bd19",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ceb1707aef5824cf024eb82d10787b7621e2ff35"
            },
            {
              "version": "e6187007d6c365b551c69ea3df46f06fd1c8bd19",
              "status": "affected",
              "versionType": "git",
              "lessThan": "12a499f741fc5be3731c8b0a0d909406575cc2eb"
            },
            {
              "version": "e6187007d6c365b551c69ea3df46f06fd1c8bd19",
              "status": "affected",
              "versionType": "git",
              "lessThan": "adadf4192f700bca82abfda9fa6d58c0bf37cc04"
            },
            {
              "version": "e6187007d6c365b551c69ea3df46f06fd1c8bd19",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c40e0b4fa365969e67011529eabdfb66d1022256"
            },
            {
              "version": "e6187007d6c365b551c69ea3df46f06fd1c8bd19",
              "status": "affected",
              "versionType": "git",
              "lessThan": "649bc7df3e5d7be6f7996a95084037dbf3cad1e5"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "2.6.31",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "2.6.31"
            },
            {
              "version": "5.10.270",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.221",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.188",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.157",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.109",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.50",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "7.2.4",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.2.*"
            },
            {
              "version": "7.3",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}