Security advisory

{
  "id": "2eafef47ee1d2a2e6529257327a07fa26388e13fe8fdb1c1b798dfc2fcf028db",
  "url": "https://osv.dev/vulnerability/CVE-2017-15873",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2017-15873",
    "summary": "The get_next_block function in archival/libarchive/decompress_bunzip2.c in BusyBox 1.27.2 has an Integer Overflow that may lead to a write access violation.",
    "evidence": "osv:CVE-2017-15873",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2017-15873",
      "aliases": [
        "CVE-2017-15873"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/mirror/busybox",
              "type": "GIT",
              "events": [
                {
                  "introduced": "81e26c4b8ed2d3f9e65c39d583b9daf3082b2ab7"
                },
                {
                  "last_affected": "81e26c4b8ed2d3f9e65c39d583b9daf3082b2ab7"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:busybox:busybox:1.27.2:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.27.2"
                      },
                      {
                        "last_affected": "1.27.2"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.27.2",
            "1_27_2"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-15873.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:17.312817862Z",
      "provider": "osv",
      "references": [
        "https://lists.debian.org/debian-lts-announce/2018/07/msg00037.html",
        "https://lists.debian.org/debian-lts-announce/2021/02/msg00020.html",
        "https://usn.ubuntu.com/3935-1/",
        "https://bugs.busybox.net/show_bug.cgi?id=10431",
        "https://git.busybox.net/busybox/commit/?id=0402cb32df015d9372578e3db27db47b33d5c7b0"
      ],
      "provider_metadata": {
        "unresolved_ranges": [
          {
            "cpes": [
              "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*",
              "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*",
              "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
              "cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*"
            ],
            "vendor_product": "canonical:ubuntu_linux",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "14.04"
                  },
                  {
                    "last_affected": "14.04"
                  },
                  {
                    "introduced": "16.04"
                  },
                  {
                    "last_affected": "16.04"
                  },
                  {
                    "introduced": "18.04"
                  },
                  {
                    "last_affected": "18.04"
                  },
                  {
                    "introduced": "18.10"
                  },
                  {
                    "last_affected": "18.10"
                  }
                ],
                "source": "CPE_STRING"
              }
            ]
          },
          {
            "cpes": [
              "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
              "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
            ],
            "vendor_product": "debian:debian_linux",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "8.0"
                  },
                  {
                    "last_affected": "8.0"
                  },
                  {
                    "introduced": "9.0"
                  },
                  {
                    "last_affected": "9.0"
                  }
                ],
                "source": "CPE_STRING"
              }
            ]
          }
        ]
      }
    },
    "related_cves": [
      {
        "value": "CVE-2017-15873",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 429538,
  "published_at": "2017-10-24T20:29:00.28+00:00"
}