CVE-2019-15758
MEDIUM
6.5
CVSS Score
Published: August 29, 2019 at 01:02 AM UTC
Updated: June 17, 2026 at 02:21 AM UTC
1 product affected across 1 vendorBinaryen
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Severity
MEDIUM6.5
Exploit prediction
EPSS 1%
Description
An issue was discovered in Binaryen 1.38.32. Missing validation rules in asmjs/asmangle.cpp can lead to an Assertion Failure at wasm/wasm.cpp in wasm::asmangle. A crafted input can cause denial-of-service, as demonstrated by wasm2js.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 89
Affected range stops below 89, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (2)
x_refsource_MISCExploitPatchThird Party Advisory
Source: [email protected]
https://github.com/WebAssembly/binaryen/issues/2288x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/WebAssembly/binaryen/pull/2290CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-617
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