{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "fixed": "89"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "e2f49d8227f2b71e4dede5cf4074bb9f65e3d77f"
            }
          ],
          "repo": "https://github.com/webassembly/binaryen",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "An issue was discovered in Binaryen 1.38.32. Two visitors in ir/ExpressionManipulator.cpp can lead to a NULL pointer dereference in wasm::LocalSet::finalize in wasm/wasm.cpp. A crafted input can cause segmentation faults, leading to denial-of-service, as demonstrated by wasm2js.",
  "id": "CVE-2019-15759",
  "modified": "2026-04-01T23:08:37.553355588Z",
  "published": "2019-08-29T02:15:10.617Z",
  "references": [
    {
      "type": "FIX",
      "url": "https://github.com/WebAssembly/binaryen/pull/2289"
    },
    {
      "type": "FIX",
      "url": "https://github.com/WebAssembly/binaryen/issues/2288"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}