{"id":"CVE-2019-7704","aliases":["DEBIAN-CVE-2019-7704","EUVD-2019-17236","GHSA-7fwv-6gmp-m9x7"],"status":"published","title":"wasm::WasmBinaryBuilder::readUserSection in wasm-binary.cpp in Binaryen 1.38.22 triggers an...","description":"wasm::WasmBinaryBuilder::readUserSection in wasm-binary.cpp in Binaryen 1.38.22 triggers an attempt at excessive memory allocation, as demonstrated by wasm-merge and wasm-opt.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01163,"percentile":0.6745,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-770"],"published":"2019-02-10T22:00:00Z","modified":"2026-10-20T13:49:55Z","fixes":[{"ecosystem":"Debian:12","package":"binaryen","fixed_in":["64-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"binaryen","fixed_in":["64-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"binaryen","fixed_in":["64-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"binaryen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"64-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"binaryen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"64-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"binaryen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"64-1"}]}]}],"products":[{"vendor":"webassembly","product":"binaryen"}],"references":[{"url":"https://github.com/WebAssembly/binaryen/issues/1866","tags":["x_refsource_MISC","x_transferred","Exploit","Patch","Third Party Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-7704"},{"url":"https://github.com/advisories/GHSA-7fwv-6gmp-m9x7"},{"url":"https://security-tracker.debian.org/tracker/CVE-2019-7704","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2019-7704","description":"wasm::WasmBinaryBuilder::readUserSection in wasm-binary.cpp in Binaryen 1.38.22 triggers an attempt at excessive memory allocation, as demonstrated by wasm-merge and wasm-opt.","status":"published","published":"2019-02-10T22:00:00Z","modified":"2024-08-04T20:54:28.471Z","updated_at":"2026-11-02T14:32:22.854093Z"}],"euvd":[{"id":"EUVD-2019-17236","description":"wasm::WasmBinaryBuilder::readUserSection in wasm-binary.cpp in Binaryen 1.38.22 triggers an attempt at excessive memory allocation, as demonstrated by wasm-merge and wasm-opt.","status":"published","published":"2019-02-10T22:00:00Z","modified":"2024-08-04T20:54:28Z","updated_at":"2026-11-03T03:06:45.52347Z"}],"ghsa":[{"id":"GHSA-7fwv-6gmp-m9x7","title":"wasm::WasmBinaryBuilder::readUserSection in wasm-binary.cpp in Binaryen 1.38.22 triggers an...","description":"wasm::WasmBinaryBuilder::readUserSection in wasm-binary.cpp in Binaryen 1.38.22 triggers an attempt at excessive memory allocation, as demonstrated by wasm-merge and wasm-opt.","status":"published","published":"2022-05-13T01:22:53Z","modified":"2023-02-01T05:07:14Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:50:30.568005Z"}],"nvd":[{"id":"CVE-2019-7704","description":"wasm::WasmBinaryBuilder::readUserSection in wasm-binary.cpp in Binaryen 1.38.22 triggers an attempt at excessive memory allocation, as demonstrated by wasm-merge and wasm-opt.","status":"published","published":"2019-02-10T22:29:00.637Z","modified":"2026-06-17T02:40:52.76Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:05:04.689371Z"}],"osv":[{"id":"CVE-2019-7704","description":"wasm::WasmBinaryBuilder::readUserSection in wasm-binary.cpp in Binaryen 1.38.22 triggers an attempt at excessive memory allocation, as demonstrated by wasm-merge and wasm-opt.","status":"published","published":"2019-02-10T22:29:00.637Z","modified":"2026-10-20T13:49:55.579744444Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:12.675558Z"},{"id":"DEBIAN-CVE-2019-7704","description":"wasm::WasmBinaryBuilder::readUserSection in wasm-binary.cpp in Binaryen 1.38.22 triggers an attempt at excessive memory allocation, as demonstrated by wasm-merge and wasm-opt.","status":"published","published":"2019-02-10T22:29:00.637Z","modified":"2026-09-21T07:03:23.882254845Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:32.57265Z"}]}}