{"id":"CVE-2020-18382","aliases":["DEBIAN-CVE-2020-18382","EUVD-2020-10306","GHSA-g8f7-3qc2-97wh","UBUNTU-CVE-2020-18382"],"status":"published","title":"Heap-buffer-overflow in /src/wasm/wasm-binary.cpp in wasm::WasmBinaryBuilder::visitBlock(wasm:...","description":"Heap-buffer-overflow in /src/wasm/wasm-binary.cpp in wasm::WasmBinaryBuilder::visitBlock(wasm::Block*) in Binaryen 1.38.26. 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A crafted wasm input can cause a segmentation fault, leading to denial-of-service, as demonstrated by wasm-opt.","status":"published","published":"2023-08-22T00:00:00Z","modified":"2024-10-07T15:46:14.979Z","updated_at":"2026-11-02T14:35:59.434367Z"}],"euvd":[{"id":"EUVD-2020-10306","description":"Heap-buffer-overflow in /src/wasm/wasm-binary.cpp in wasm::WasmBinaryBuilder::visitBlock(wasm::Block*) in Binaryen 1.38.26. A crafted wasm input can cause a segmentation fault, leading to denial-of-service, as demonstrated by wasm-opt.","status":"published","published":"2023-08-22T00:00:00Z","modified":"2024-10-07T15:46:14Z","updated_at":"2026-11-03T00:27:47.285621Z"}],"ghsa":[{"id":"GHSA-g8f7-3qc2-97wh","title":"Heap-buffer-overflow in /src/wasm/wasm-binary.cpp in wasm::WasmBinaryBuilder::visitBlock(wasm:...","description":"Heap-buffer-overflow in /src/wasm/wasm-binary.cpp in wasm::WasmBinaryBuilder::visitBlock(wasm::Block*) in Binaryen 1.38.26. A crafted wasm input can cause a segmentation fault, leading to denial-of-service, as demonstrated by wasm-opt.","status":"published","published":"2023-08-22T21:30:24Z","modified":"2024-04-04T07:05:27Z","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-787"],"updated_at":"2026-11-02T14:56:48.229282Z"}],"nvd":[{"id":"CVE-2020-18382","description":"Heap-buffer-overflow in /src/wasm/wasm-binary.cpp in wasm::WasmBinaryBuilder::visitBlock(wasm::Block*) in Binaryen 1.38.26. 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A crafted wasm input can cause a segmentation fault, leading to denial-of-service, as demonstrated by wasm-opt.","status":"published","published":"2023-08-22T19:15:55.203Z","modified":"2026-10-20T10:52:03.69955851Z","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":"2026-11-02T15:44:15.212689Z"},{"id":"DEBIAN-CVE-2020-18382","description":"Heap-buffer-overflow in /src/wasm/wasm-binary.cpp in wasm::WasmBinaryBuilder::visitBlock(wasm::Block*) in Binaryen 1.38.26. A crafted wasm input can cause a segmentation fault, leading to denial-of-service, as demonstrated by wasm-opt.","status":"published","published":"2023-08-22T19:15:55.203Z","modified":"2026-10-26T12:02:29.03537999Z","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":"2026-11-02T15:45:33.384087Z"},{"id":"UBUNTU-CVE-2020-18382","description":"Heap-buffer-overflow in /src/wasm/wasm-binary.cpp in wasm::WasmBinaryBuilder::visitBlock(wasm::Block*) in Binaryen 1.38.26. A crafted wasm input can cause a segmentation fault, leading to denial-of-service, as demonstrated by wasm-opt.","status":"published","published":"2023-08-22T19:15:00Z","modified":"2026-10-17T12:56:18.937519932Z","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":"2026-11-02T15:54:23.344108Z"}]}}