{
  "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-2026-90300",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-90300",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-09-17T16:08:24.515Z",
    "updatedAt": "2026-10-21T12:50:51.389Z",
    "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": "bpf: Clear buf on error in __bpf_get_task_stack",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Clear buf on error in __bpf_get_task_stack\n\nBoth bpf_get_task_stack and bpf_get_task_stack_sleepable helpers that\nuse __bpf_get_task_stack have buf defined as ARG_PTR_TO_UNINIT_MEM\nargument and we should initialize the buf on every return path.\n\nAdding missing buf memset for __bpf_get_task_stack fail paths. This\nprovides deterministic buffer contents, which is useful when the buffer\nis used directly as a map key.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "06ab134ce8ecfa5a69e850f88f81c8a4c3fa91df",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4acc761b4e3feca1eb648d21fc4d665b23c5372d"
            },
            {
              "version": "06ab134ce8ecfa5a69e850f88f81c8a4c3fa91df",
              "status": "affected",
              "versionType": "git",
              "lessThan": "6f5a7bcc049709af12e403111d5e73e80910dafc"
            },
            {
              "version": "06ab134ce8ecfa5a69e850f88f81c8a4c3fa91df",
              "status": "affected",
              "versionType": "git",
              "lessThan": "1f0f61573ba4cb899105b5cef65be3ca02205f93"
            },
            {
              "version": "06ab134ce8ecfa5a69e850f88f81c8a4c3fa91df",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f523359c4789bb0396d2d642464a6e2fd4f2299d"
            },
            {
              "version": "06ab134ce8ecfa5a69e850f88f81c8a4c3fa91df",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f5d242825ca417bb6afe35fde6e8880f97ca43fb"
            },
            {
              "version": "d921baabd96445ef9c9c9410ca06164359c8a1a5",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "9c020a533eaae1c2d41a7e3835c4c818a9b4b656",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "ff6bdc205fd0a83bd365405d4e31fb5905826996",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "5.10.30",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.11"
            },
            {
              "version": "5.11.14",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.12"
            },
            {
              "version": "5.10.96",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.11"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.12",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.12"
            },
            {
              "version": "6.6.160",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.114",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.57",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "7.2.6",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.2.*"
            },
            {
              "version": "7.3",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}