Vulnerability Description
A vulnerability was identified in WebAssembly Binaryen up to 125. This affects the function IRBuilder::makeLocalGet/IRBuilder::makeLocalSet/IRBuilder::makeLocalTee of the file src/wasm/wasm-ir-builder.cpp of the component IRBuilder. Such manipulation of the argument Index leads to null pointer dereference. Local access is required to approach this attack. The exploit is publicly available and might be used. The name of the patch is 6fb2b917a79578ab44cf3b900a6da4c27251e0d4. Applying a patch is advised to resolve this issue.
CVSS Score
LOW
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Webassembly | Binaryen | <= 125 |
Related Weaknesses (CWE)
References
- https://github.com/WebAssembly/binaryen/
- https://github.com/WebAssembly/binaryen/commit/6fb2b917a79578ab44cf3b900a6da4c27Patch
- https://github.com/WebAssembly/binaryen/issues/8090ExploitIssue TrackingThird Party Advisory
- https://github.com/WebAssembly/binaryen/pull/8099Issue Tracking
- https://github.com/oneafter/1204/blob/main/af1Not Applicable
- https://vuldb.com/?ctiid.337593Permissions RequiredVDB Entry
- https://vuldb.com/?id.337593Third Party AdvisoryVDB Entry
- https://vuldb.com/?submit.717317Third Party AdvisoryVDB Entry
- https://vuldb.com/?submit.717319Third Party AdvisoryVDB Entry
FAQ
What is CVE-2025-14957?
CVE-2025-14957 is a vulnerability with a CVSS score of 3.3 (LOW). A vulnerability was identified in WebAssembly Binaryen up to 125. This affects the function IRBuilder::makeLocalGet/IRBuilder::makeLocalSet/IRBuilder::makeLocalTee of the file src/wasm/wasm-ir-builder...
How severe is CVE-2025-14957?
CVE-2025-14957 has been rated LOW with a CVSS base score of 3.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-14957?
Check the references section above for vendor advisories and patch information. Affected products include: Webassembly Binaryen.