Security advisory

{
  "id": "d3d82437812bbb30156df1533f1a4cf50958e45f6d727e3e0e22f6d6d9bfeb14",
  "url": "https://osv.dev/vulnerability/CVE-2021-36411",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-36411",
    "summary": "An issue has been found in libde265 v1.0.8 due to incorrect access control. A SEGV caused by a READ memory access in function derive_boundaryStrength of deblock.cc has occurred. The vulnerability causes a segmentation fault and application crash, which leads to remote denial of service.",
    "evidence": "osv:CVE-2021-36411",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2021-36411",
      "aliases": [
        "CVE-2021-36411"
      ],
      "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/strukturag/libde265",
              "type": "GIT",
              "events": [
                {
                  "introduced": "8aed7472df0af25b811828fa14f2f169dc34d35a"
                },
                {
                  "last_affected": "8aed7472df0af25b811828fa14f2f169dc34d35a"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:struktur:libde265:1.0.8:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.0.8"
                      },
                      {
                        "last_affected": "1.0.8"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.0.8",
            "v1.0.8"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-36411.json"
          }
        }
      ],
      "modified": "2026-10-20T10:54:47.872941023Z",
      "provider": "osv",
      "references": [
        "https://github.com/strukturag/libde265/issues/302",
        "https://lists.debian.org/debian-lts-announce/2022/12/msg00027.html",
        "https://www.debian.org/security/2023/dsa-5346"
      ],
      "provider_metadata": {
        "unresolved_ranges": [
          {
            "cpes": [
              "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
              "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*"
            ],
            "vendor_product": "debian:debian_linux",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "10.0"
                  },
                  {
                    "last_affected": "10.0"
                  },
                  {
                    "introduced": "11.0"
                  },
                  {
                    "last_affected": "11.0"
                  }
                ],
                "source": "CPE_STRING"
              }
            ]
          }
        ]
      }
    },
    "related_cves": [
      {
        "value": "CVE-2021-36411",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 386150,
  "published_at": "2022-01-10T23:15:09.133+00:00"
}