Use-of-uninitialized-value in printAddressingMode

{
  "id": "39bbe6cca6c3f4b127386b928fb6f6613cc4010e6f65e79d1604f80d05e47475",
  "url": "https://osv.dev/vulnerability/OSV-2026-246",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Use-of-uninitialized-value in printAddressingMode",
    "summary": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=484248078 ``` Crash type: Use-of-uninitialized-value Crash state: printAddressingMode M68K_printInst cs_disasm ```",
    "evidence": "osv:OSV-2026-246",
    "products": [
      {
        "name": {
          "value": "capstone",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "6.0.0-Alpha6",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "6.0.0-Alpha7",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "6.0.0-Alpha8",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "6.0.0-Alpha9",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "6.0.0-Alpha10",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "6.0.0-Alpha11",
            "evidence": "/affected/0/versions"
          }
        ]
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "OSV-2026-246",
      "aliases": [
        "OSV-2026-246"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/capstone-engine/capstone.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "1bc76ead22ca927a04000a5c8e89c608f00bab46"
                }
              ]
            }
          ],
          "package": {
            "name": "capstone",
            "purl": "pkg:generic/capstone",
            "ecosystem": "OSS-Fuzz"
          },
          "versions": [
            "6.0.0-Alpha6",
            "6.0.0-Alpha7",
            "6.0.0-Alpha8",
            "6.0.0-Alpha9",
            "6.0.0-Alpha10",
            "6.0.0-Alpha11"
          ],
          "database_specific": {
            "source": "https://github.com/google/oss-fuzz-vulns/blob/main/vulns/capstone/OSV-2026-246.yaml"
          },
          "ecosystem_specific": {
            "severity": "MEDIUM"
          }
        }
      ],
      "modified": "2026-10-19T15:10:43.614251Z",
      "provider": "osv",
      "references": [
        "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=484248078"
      ]
    },
    "related_cves": [],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 375271,
  "published_at": "2026-02-15T00:09:41.850779+00:00"
}