Security advisory

{
  "id": "58691cfc62556cae9ba26ff006d3384e3b2a58fe495c3edecc29c3e2970c6bd8",
  "url": "https://osv.dev/vulnerability/CVE-2018-20815",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2018-20815",
    "summary": "In QEMU 3.1.0, load_device_tree in device_tree.c calls the deprecated load_image function, which has a buffer overflow risk.",
    "evidence": "osv:CVE-2018-20815",
    "products": [],
    "severity": "critical",
    "structured": {
      "id": "CVE-2018-20815",
      "aliases": [
        "CVE-2018-20815"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/qemu/qemu",
              "type": "GIT",
              "events": [
                {
                  "introduced": "32a1a94dd324d33578dca1dc96d7896a0244d768"
                },
                {
                  "last_affected": "32a1a94dd324d33578dca1dc96d7896a0244d768"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:qemu:qemu:3.1.0:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "3.1.0"
                      },
                      {
                        "last_affected": "3.1.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "3.1.0",
            "v3.1.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-20815.json"
          }
        },
        {
          "ranges": [
            {
              "repo": "https://gitlab.com/qemu-project/qemu",
              "type": "GIT",
              "events": [
                {
                  "introduced": "32a1a94dd324d33578dca1dc96d7896a0244d768"
                },
                {
                  "last_affected": "32a1a94dd324d33578dca1dc96d7896a0244d768"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:qemu:qemu:3.1.0:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "3.1.0"
                      },
                      {
                        "last_affected": "3.1.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "3.1.0",
            "v3.1.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-20815.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:16.728655486Z",
      "provider": "osv",
      "references": [
        "https://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=da885fe1ee8b4589047484bd7fa05a4905b52b17",
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BOE3PVFPMWMXV3DGP2R3XIHAF2ZQU3FS/",
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RVDHJB2QKXNDU7OFXIHIL5O5VN5QCSZL/",
        "https://seclists.org/bugtraq/2019/Aug/41",
        "https://access.redhat.com/errata/RHSA-2019:1667",
        "https://access.redhat.com/errata/RHSA-2019:1723",
        "https://access.redhat.com/errata/RHSA-2019:1743",
        "https://access.redhat.com/errata/RHSA-2019:1881",
        "https://access.redhat.com/errata/RHSA-2019:1968",
        "https://access.redhat.com/errata/RHSA-2019:2507",
        "https://access.redhat.com/errata/RHSA-2019:2553",
        "https://www.debian.org/security/2019/dsa-4506"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2018-20815",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 429404,
  "published_at": "2019-05-31T22:29:00.833+00:00"
}