A NULL pointer dereference was discovered in SExpressionWasmBuilder::makeBlock in wasm/wasm-s-parser.c in Binaryen 1.38.26. A crafted wasm input can cause a segmentation fault, leading to denial-of-service, as demonstrated by wasm-as.
References
Link Resource
https://github.com/WebAssembly/binaryen/issues/1900 Exploit Issue Tracking Third Party Advisory
History

No history.

cve-icon MITRE Information

Status: PUBLISHED

Assigner: mitre

Published: 2023-08-22T00:00:00

Updated: 2023-08-22T15:45:45.912567

Reserved: 2020-08-13T00:00:00


Link: CVE-2020-18378

JSON object: View

cve-icon NVD Information

Status : Analyzed

Published: 2023-08-22T19:15:55.143

Modified: 2023-08-25T20:22:49.520


Link: CVE-2020-18378

JSON object: View

cve-icon Redhat Information

No data.

CWE