Loop with Unreachable Exit Condition ('Infinite Loop') in Wireshark

{
  "id": "2a7922bacd5eb9f36db811eba2d6e32d79cdb5fac86c33dec3feae02633ae95a",
  "url": "https://osv.dev/vulnerability/CVE-2026-0960",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Loop with Unreachable Exit Condition ('Infinite Loop') in Wireshark",
    "summary": "HTTP3 protocol dissector infinite loop in Wireshark 4.6.0 to 4.6.2 allows denial of service",
    "evidence": "osv:CVE-2026-0960",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2026-0960",
      "aliases": [
        "CVE-2026-0960"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/wireshark/wireshark",
              "type": "GIT",
              "events": [
                {
                  "introduced": "009a163470b581c7d3ee66d89c819cef1f9e50fe"
                },
                {
                  "fixed": "a997d82a4239e452657a74db424551528ef37eb4"
                },
                {
                  "introduced": "cdfb6721e77c19d43f4787f66e9d5f2525281a22"
                },
                {
                  "fixed": "648f69f3e1685fb55132e8727e6b674dd07d49ea"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "4.4.0"
                      },
                      {
                        "fixed": "4.4.13"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "4.6.0"
                      },
                      {
                        "fixed": "4.6.3"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            },
            {
              "repo": "https://gitlab.com/wireshark/wireshark",
              "type": "GIT",
              "events": [
                {
                  "introduced": "009a163470b581c7d3ee66d89c819cef1f9e50fe"
                },
                {
                  "fixed": "a997d82a4239e452657a74db424551528ef37eb4"
                },
                {
                  "introduced": "cdfb6721e77c19d43f4787f66e9d5f2525281a22"
                },
                {
                  "fixed": "648f69f3e1685fb55132e8727e6b674dd07d49ea"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "4.4.0"
                      },
                      {
                        "fixed": "4.4.13"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "4.6.0"
                      },
                      {
                        "fixed": "4.6.3"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v4.4.13rc0",
            "v4.4.12",
            "v4.6.3rc0",
            "v4.6.2",
            "v4.4.12rc0",
            "v4.6.2rc0",
            "v4.4.11",
            "v4.6.1",
            "v4.4.11rc0",
            "v4.6.1rc0",
            "v4.4.10",
            "v4.6.0",
            "v4.4.10rc0",
            "wireshark-4.4.9",
            "v4.4.9",
            "v4.4.9rc0",
            "wireshark-4.4.8",
            "v4.4.8",
            "v4.4.8rc0",
            "wireshark-4.4.7",
            "v4.4.7",
            "v4.6.7rc0",
            "v4.4.7rc0",
            "wireshark-4.4.6",
            "v4.4.6",
            "v4.4.6rc0",
            "wireshark-4.4.5",
            "v4.4.5",
            "v4.4.5rc0",
            "wireshark-4.4.4",
            "v4.4.4",
            "v4.4.4rc0",
            "wireshark-4.4.3",
            "v4.4.3",
            "v4.4.3rc0",
            "wireshark-4.4.2",
            "v4.4.2",
            "v4.4.2rc0",
            "wireshark-4.4.1",
            "v4.4.1",
            "v4.4.1rc0",
            "wireshark-4.4.0",
            "v4.4.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-0960.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:35.710203418Z",
      "provider": "osv",
      "references": [
        "https://www.wireshark.org/security/wnpa-sec-2026-04.html",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/0xxx/CVE-2026-0960.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-0960",
        "https://gitlab.com/wireshark/wireshark/-/issues/20944"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-835"
        ],
        "cna_assigner": "GitLab",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/0xxx/CVE-2026-0960.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-0960",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 503065,
  "published_at": "2026-01-14T20:23:33.849+00:00"
}