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  5. CVE-2024-27529

CVE-2024-27529: wasm3 uncontrolled memory allocation vulnerability

November 9, 2024 (updated June 8, 2026)

wasm3 at commit 139076a contains a memory leak in the Read_utf8 function.

References

  • gist.github.com/haruki3hhh/ac70bd83b9c0ed1de6289d818488da78
  • github.com/advisories/GHSA-fmq6-4w57-2w3v
  • github.com/pypa/advisory-database/tree/main/vulns/pywasm3/PYSEC-2024-305.yaml
  • github.com/wasm3/wasm3/commit/526c1251b64e6e9fdc0d40c768ae46cd20338594
  • github.com/wasm3/wasm3/issues/462
  • github.com/wasm3/wasm3/pull/490
  • nvd.nist.gov/vuln/detail/CVE-2024-27529

Code Behaviors & Features

Detect and mitigate CVE-2024-27529 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Dependency Scanning using SBOM also detects vulnerabilities from proprietary advisories that this site does not include. Learn more about Dependency Scanning using SBOM →

Affected versions

All versions up to 0.3.1

Solution

Unfortunately, there is no solution available yet.

Impact 8.4 HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Learn more about CVSS

Weakness

  • CWE-125: Out-of-bounds Read
  • CWE-400: Uncontrolled Resource Consumption

Source file

cargo/wasm3/CVE-2024-27529.yml

Spotted a mistake? Edit the file on GitLab.

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