{"id":"UBUNTU-CVE-2019-7154","details":"The main function in tools/wasm2js.cpp in Binaryen 1.38.22 has a heap-based buffer overflow because Emscripten is misused, triggering an error in cashew::JSPrinter::printAst() in emscripten-optimizer/simple_ast.h. A crafted input can cause segmentation faults, leading to denial-of-service, as demonstrated by wasm2js.","modified":"2026-05-20T16:03:59.464585735Z","published":"2019-01-29T00:29:00Z","upstream":["CVE-2019-7154"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-7154"},{"type":"REPORT","url":"https://github.com/WebAssembly/binaryen/issues/1876"},{"type":"REPORT","url":"https://github.com/WebAssembly/binaryen/commit/79a4fbc80d7ffce4cbcfd04315ce3a0efa88d7fa"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2019-7154"}],"affected":[{"package":{"name":"binaryen","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/binaryen?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["89-1","90-1","91-1"],"ecosystem_specific":{"binaries":[{"binary_name":"binaryen","binary_version":"91-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-7154.json"}},{"package":{"name":"binaryen","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/binaryen?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["99-3","105-1"],"ecosystem_specific":{"binaries":[{"binary_name":"binaryen","binary_version":"105-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-7154.json"}},{"package":{"name":"binaryen","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/binaryen?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["108-1"],"ecosystem_specific":{"binaries":[{"binary_name":"binaryen","binary_version":"108-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-7154.json"}},{"package":{"name":"binaryen","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/binaryen?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["120-3","120-4"],"ecosystem_specific":{"binaries":[{"binary_name":"binaryen","binary_version":"120-4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-7154.json"}},{"package":{"name":"binaryen","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/binaryen?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["120-4","120-4build1"],"ecosystem_specific":{"binaries":[{"binary_name":"binaryen","binary_version":"120-4build1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-7154.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}