NULL Pointer Dereference in Binaryen Affects WebAssembly
CVE-2019-7153

6.5MEDIUM

Key Information:

Vendor

Webassembly

Status
Binaryen
Vendor
CVE Published:
29 January 2019

What is CVE-2019-7153?

A NULL pointer dereference has been identified in the wasm::WasmBinaryBuilder::processFunctions method within Binaryen 1.38.22. This vulnerability occurs when processing crafted input, potentially resulting in segmentation faults. Attackers can exploit this issue to cause denial-of-service, as illustrated by the wasm-opt tool demonstration.

References

https://github.com/WebAssembly/binaryen/issues/1879
x_refsource_MISC

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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