{"id":"CVE-2020-18378","aliases":["DEBIAN-CVE-2020-18378","EUVD-2020-10302","GHSA-vj54-ff4j-gq2v","UBUNTU-CVE-2020-18378"],"status":"published","title":"A NULL pointer dereference was discovered in SExpressionWasmBuilder::makeBlock in wasm/wasm-s...","description":"A NULL pointer dereference was discovered in SExpressionWasmBuilder::makeBlock in wasm/wasm-s-parser.c 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-as.","status":"published","published":"2023-08-22T00:00:00Z","modified":"2024-10-03T20:30:39.248Z","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":"adp"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:35:59.434367Z"}],"euvd":[{"id":"EUVD-2020-10302","description":"A NULL pointer dereference was discovered in SExpressionWasmBuilder::makeBlock in wasm/wasm-s-parser.c 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-as.","status":"published","published":"2023-08-22T19:15:55.143Z","modified":"2026-10-20T10:52:03.295125781Z","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-2020-18378","description":"A NULL pointer dereference was discovered in SExpressionWasmBuilder::makeBlock in wasm/wasm-s-parser.c in Binaryen 1.38.26. A crafted wasm input can cause a segmentation fault, leading to denial-of-service, as demonstrated by wasm-as.","status":"published","published":"2023-08-22T19:15:55.143Z","modified":"2026-10-26T12:02:29.032680548Z","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-2020-18378","description":"A NULL pointer dereference was discovered in SExpressionWasmBuilder::makeBlock in wasm/wasm-s-parser.c in Binaryen 1.38.26. A crafted wasm input can cause a segmentation fault, leading to denial-of-service, as demonstrated by wasm-as.","status":"published","published":"2023-08-22T19:15:00Z","modified":"2026-10-17T12:56:18.786790146Z","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"},{"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"}]}}