PT-2021-24227 · Binaryen+1 · Binaryen+1

Zfeixq · Published 2021-12-21 · Updated 2022-02-05 · CVE-2021-45293

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: Binaryen version 103

Description: A Denial of Service issue exists due to an invalid memory address dereference in the wasm::WasmBinaryBuilder::visitLet() function.

Recommendations: For Binaryen version 103, consider disabling the wasm::WasmBinaryBuilder::visitLet() function as a temporary workaround until a patch is available.

Exploit

Fix

DoS

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

CVE-2021-45293

Affected Products

Binaryen

Debian

References · 14

• 🔥 https://github.com/WebAssembly/binaryen/issues/4384 · Exploit
• https://security-tracker.debian.org/tracker/CVE-2021-45293 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-45293 · Security Note
• https://ubuntu.com/security/CVE-2021-45293 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2021-45293 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2021-45293 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-45293 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YCWLB4PWYQO55F7IGNC7KUYN2MFZE3JP · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-45293 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UKGCHPS7UAIOOBGSXDJAUFE5CROTTF6J · Vendor Advisory
• https://github.com/WebAssembly/binaryen/pull/4388 · Note
• https://github.com/WebAssembly/binaryen/commit/b1f6298ed8756bdc3336429c04b92ba58d000b49 · Note
• https://t.me/cvenotify/25802 · Telegram Post
• https://t.me/cibsecurity/34459 · Telegram Post