PT-2019-14375 · Binaryen · Binaryen

Kripken · Published 2019-08-29 · Updated 2020-06-08 · CVE-2019-15759

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Binaryen version 1.38.32

Description An issue in Binaryen can cause a NULL pointer dereference, leading to segmentation faults and denial-of-service when processing crafted input, as demonstrated by wasm2js. This occurs due to two visitors in ir/ExpressionManipulator.cpp.

Recommendations For Binaryen version 1.38.32, update to a version that fixes the NULL pointer dereference issue in wasm::LocalSet::finalize to prevent denial-of-service attacks.

Exploit

Fix

DoS

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2019-15759

Affected Products

Binaryen

References · 6

• 🔥 https://github.com/WebAssembly/binaryen/issues/2288 · Exploit
• https://github.com/WebAssembly/binaryen/pull/2289 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2019-15759 · Security Note
• https://osv.dev/vulnerability/CVE-2019-15759 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2019-15759 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2019-15759 · Vendor Advisory