nvd-json-data-feeds/CVE-2021/CVE-2021-296xx/CVE-2021-29648.json

{
  "id": "CVE-2021-29648",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2021-03-30T21:15:14.217",
  "lastModified": "2021-04-05T12:24:35.590",
  "vulnStatus": "Analyzed",
  "descriptions": [
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      "lang": "en",
      "value": "An issue was discovered in the Linux kernel before 5.11.11. The BPF subsystem does not properly consider that resolved_ids and resolved_sizes are intentionally uninitialized in the vmlinux BPF Type Format (BTF), which can cause a system crash upon an unexpected access attempt (in map_create in kernel/bpf/syscall.c or check_btf_info in kernel/bpf/verifier.c), aka CID-350a5c4dd245."
    },
    {
      "lang": "es",
      "value": "Se ha descubierto un problema en el kernel de Linux en versiones anteriores a la 5.11.11. El subsistema BPF no considera adecuadamente que resolved_ids y resolved_sizes est\u00e1n intencionadamente sin inicializar en el Formato de Tipo BPF (BTF) de vmlinux, lo que puede causar un fallo del sistema ante un intento de acceso inesperado (en map_create en kernel/bpf/syscall.c o check_btf_info en kernel/bpf/verifier.c), tambi\u00e9n conocido como CID-350a5c4dd245."
    }
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          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM"
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          "authentication": "NONE",
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          "baseScore": 4.9
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        "acInsufInfo": false,
        "obtainAllPrivilege": false,
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