CVE-2020-18382

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Source
https://cve.org/CVERecord?id=CVE-2020-18382
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-18382.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2020-18382
Downstream
Published
2023-08-22T19:15:55.203Z
Modified
2026-07-08T18:16:27.372814Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

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.

References

Affected packages

Git / github.com/webassembly/binaryen

Affected ranges

Type
GIT
Repo
https://github.com/webassembly/binaryen
Events
Introduced
484f62f985cb2180139d1cf991ac04ee41635417
Last affected
484f62f985cb2180139d1cf991ac04ee41635417
Database specific 
{
    "cpe": "cpe:2.3:a:webassembly:binaryen:1.38.26:*:*:*:*:*:*:*",
    "source": "CPE_STRING",
    "extracted_events": [
        {
            "introduced": "1.38.26"
        },
        {
            "last_affected": "1.38.26"
        }
    ]
}

Affected versions

1.*
1.38.26

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-18382.json"