{
  "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-2022-48977",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-48977",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2024-10-21T20:05:56.389Z",
    "updatedAt": "2026-05-23T15:21:15.559Z",
    "importedAt": "2026-10-24T01:56:45.230Z",
    "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": "can: af_can: fix NULL pointer dereference in can_rcv_filter",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\ncan: af_can: fix NULL pointer dereference in can_rcv_filter\n\nAnalogue to commit 8aa59e355949 (\"can: af_can: fix NULL pointer\ndereference in can_rx_register()\") we need to check for a missing\ninitialization of ml_priv in the receive path of CAN frames.\n\nSince commit 4e096a18867a (\"net: introduce CAN specific pointer in the\nstruct net_device\") the check for dev->type to be ARPHRD_CAN is not\nsufficient anymore since bonding or tun netdevices claim to be CAN\ndevices but do not initialize ml_priv accordingly.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "4ac1feff6ea6495cbfd336f4438a6c6d140544a6",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3982652957e8d79ac32efcb725450580650a8644"
            },
            {
              "version": "1a5751d58b14195f763b8c1d9ef33fb8a93e95e7",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c42221efb1159d6a3c89e96685ee38acdce86b6f"
            },
            {
              "version": "4e096a18867a5a989b510f6999d9c6b6622e8f7b",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c142cba37de29f740a3852f01f59876af8ae462a"
            },
            {
              "version": "4e096a18867a5a989b510f6999d9c6b6622e8f7b",
              "status": "affected",
              "versionType": "git",
              "lessThan": "fcc63f2f7ee3038d53216edd0d8291e57c752557"
            },
            {
              "version": "4e096a18867a5a989b510f6999d9c6b6622e8f7b",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0acc442309a0a1b01bcdaa135e56e6398a49439c"
            },
            {
              "version": "96340078d50a54f6a1252c62596bc44321c8bff9",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "5.4.110",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.4.227"
            },
            {
              "version": "5.10.28",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.10.159"
            },
            {
              "version": "5.11.12",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.12"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.12",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.12"
            },
            {
              "version": "5.4.227",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.159",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.83",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.0.13",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.0.*"
            },
            {
              "version": "6.1",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}