{
  "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-2022-50883",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-50883",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2025-12-30T12:23:21.675Z",
    "updatedAt": "2026-05-11T19:26:58.510Z",
    "importedAt": "2026-10-24T01:56:49.724Z",
    "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: Prevent decl_tag from being referenced in func_proto arg",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Prevent decl_tag from being referenced in func_proto arg\n\nSyzkaller managed to hit another decl_tag issue:\n\n  btf_func_proto_check kernel/bpf/btf.c:4506 [inline]\n  btf_check_all_types kernel/bpf/btf.c:4734 [inline]\n  btf_parse_type_sec+0x1175/0x1980 kernel/bpf/btf.c:4763\n  btf_parse kernel/bpf/btf.c:5042 [inline]\n  btf_new_fd+0x65a/0xb00 kernel/bpf/btf.c:6709\n  bpf_btf_load+0x6f/0x90 kernel/bpf/syscall.c:4342\n  __sys_bpf+0x50a/0x6c0 kernel/bpf/syscall.c:5034\n  __do_sys_bpf kernel/bpf/syscall.c:5093 [inline]\n  __se_sys_bpf kernel/bpf/syscall.c:5091 [inline]\n  __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5091\n  do_syscall_64+0x54/0x70 arch/x86/entry/common.c:48\n\nThis seems similar to commit ea68376c8bed (\"bpf: prevent decl_tag from being\nreferenced in func_proto\") but for the argument.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "b5ea834dde6b6e7f75e51d5f66dac8cd7c97b5ef",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3f3d54962a032581996edda8e6bcbf7a30371234"
            },
            {
              "version": "b5ea834dde6b6e7f75e51d5f66dac8cd7c97b5ef",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e6d276dcc9204f95632580c43d66c52ca502d7ec"
            },
            {
              "version": "b5ea834dde6b6e7f75e51d5f66dac8cd7c97b5ef",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f17472d4599697d701aa239b4c475a506bccfd19"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.16",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.16"
            },
            {
              "version": "6.0.16",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.0.*"
            },
            {
              "version": "6.1.2",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.2",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}