Medium
binaryen — security advisory
A Denial of Service vulnerability exists in Binaryen 104 due to an assertion abort in wasm::WasmBinaryBuilder::readFunctions.
- Products
- binaryen
- Affected versions
- 108-1, 112-1, 116-1, 120-1, 120-2, 120-3, 120-4, 120-4+ports, 122-1.1, 122-2, 122-3, 130-1, 130-2, 130-3, 131-1, 131-2
- Fixed versions
- Not specified
- CVEs
- CVE-2021-46048
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 00:45 UTC · Revision 1
Source evidence
A Denial of Service vulnerability exists in Binaryen 104 due to an assertion abort in wasm::WasmBinaryBuilder::readFunctions.
osv:DEBIAN-CVE-2021-46048
binaryen
Fixed versions: Not specified
binaryen
Fixed versions: Not specified
binaryen
Fixed versions: Not specified
Complete source record
{
"id": "42be8179e266c744199d68984ac53d3715b1c6369d9c3a41d74d000450b7a756",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2021-46048",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2021-46048",
"summary": "A Denial of Service vulnerability exists in Binaryen 104 due to an assertion abort in wasm::WasmBinaryBuilder::readFunctions.",
"evidence": "osv:DEBIAN-CVE-2021-46048",
"products": [
{
"name": {
"value": "binaryen",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "108-1",
"evidence": "/affected/0/versions"
},
{
"value": "112-1",
"evidence": "/affected/0/versions"
},
{
"value": "116-1",
"evidence": "/affected/0/versions"
},
{
"value": "120-1",
"evidence": "/affected/0/versions"
},
{
"value": "120-2",
"evidence": "/affected/0/versions"
},
{
"value": "120-3",
"evidence": "/affected/0/versions"
},
{
"value": "120-4",
"evidence": "/affected/0/versions"
},
{
"value": "120-4+ports",
"evidence": "/affected/0/versions"
},
{
"value": "122-1.1",
"evidence": "/affected/0/versions"
},
{
"value": "122-2",
"evidence": "/affected/0/versions"
},
{
"value": "122-3",
"evidence": "/affected/0/versions"
},
{
"value": "130-1",
"evidence": "/affected/0/versions"
},
{
"value": "130-2",
"evidence": "/affected/0/versions"
},
{
"value": "130-3",
"evidence": "/affected/0/versions"
},
{
"value": "131-1",
"evidence": "/affected/0/versions"
},
{
"value": "131-2",
"evidence": "/affected/0/versions"
}
]
},
{
"name": {
"value": "binaryen",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "120-4",
"evidence": "/affected/1/versions"
},
{
"value": "120-4+ports",
"evidence": "/affected/1/versions"
},
{
"value": "122-1.1",
"evidence": "/affected/1/versions"
},
{
"value": "122-2",
"evidence": "/affected/1/versions"
},
{
"value": "122-3",
"evidence": "/affected/1/versions"
},
{
"value": "130-1",
"evidence": "/affected/1/versions"
},
{
"value": "130-2",
"evidence": "/affected/1/versions"
},
{
"value": "130-3",
"evidence": "/affected/1/versions"
},
{
"value": "131-1",
"evidence": "/affected/1/versions"
},
{
"value": "131-2",
"evidence": "/affected/1/versions"
}
]
},
{
"name": {
"value": "binaryen",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "120-4",
"evidence": "/affected/2/versions"
},
{
"value": "120-4+ports",
"evidence": "/affected/2/versions"
},
{
"value": "122-1.1",
"evidence": "/affected/2/versions"
},
{
"value": "122-2",
"evidence": "/affected/2/versions"
},
{
"value": "122-3",
"evidence": "/affected/2/versions"
},
{
"value": "130-1",
"evidence": "/affected/2/versions"
},
{
"value": "130-2",
"evidence": "/affected/2/versions"
},
{
"value": "130-3",
"evidence": "/affected/2/versions"
},
{
"value": "131-1",
"evidence": "/affected/2/versions"
},
{
"value": "131-2",
"evidence": "/affected/2/versions"
}
]
}
],
"severity": "medium",
"structured": {
"id": "DEBIAN-CVE-2021-46048",
"aliases": [
"DEBIAN-CVE-2021-46048"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "binaryen",
"purl": "pkg:deb/debian/binaryen?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"versions": [
"108-1",
"112-1",
"116-1",
"120-1",
"120-2",
"120-3",
"120-4",
"120-4+ports",
"122-1.1",
"122-2",
"122-3",
"130-1",
"130-2",
"130-3",
"131-1",
"131-2"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-46048.json"
},
"ecosystem_specific": {
"urgency": "unimportant"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "binaryen",
"purl": "pkg:deb/debian/binaryen?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"versions": [
"120-4",
"120-4+ports",
"122-1.1",
"122-2",
"122-3",
"130-1",
"130-2",
"130-3",
"131-1",
"131-2"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-46048.json"
},
"ecosystem_specific": {
"urgency": "unimportant"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "binaryen",
"purl": "pkg:deb/debian/binaryen?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"versions": [
"120-4",
"120-4+ports",
"122-1.1",
"122-2",
"122-3",
"130-1",
"130-2",
"130-3",
"131-1",
"131-2"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-46048.json"
},
"ecosystem_specific": {
"urgency": "unimportant"
}
}
],
"modified": "2026-10-23T18:03:46.166891372Z",
"provider": "osv",
"upstream": [
"CVE-2021-46048"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2021-46048"
]
},
"related_cves": [
{
"value": "CVE-2021-46048",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 422186,
"published_at": "2022-01-10T14:11:17.663+00:00"
}