CVE-2021-38297

CRITICAL

Go <1.16.9, <1.17.2 - Buffer Overflow

Title source: llm

Description

Go before 1.16.9 and 1.17.x before 1.17.2 has a Buffer Overflow via large arguments in a function invocation from a WASM module, when GOARCH=wasm GOOS=js is used.

Exploits (2)

nomisec WORKING POC 6 stars

by gkrishnan724 · poc

https://github.com/gkrishnan724/CVE-2021-38297

View Code ZIP pw:eip

nomisec WORKING POC

by paras98 · poc

https://github.com/paras98/CVE-2021-38297-Go-wasm-Replication

View Code ZIP pw:eip

References (7)

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4OFS3M3OFB24SWPTIAPARKGPUMQVUY6Z/

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ON7BQRRJZBOR5TJHURBAB3WLF4YXFC6Z/

[Third Party Advisory] https://security.gentoo.org/glsa/202208-02

[Mailing List] https://lists.debian.org/debian-lts-announce/2023/04/msg00021.html

[Mailing List] https://groups.google.com/forum/#%21forum/golang-announce

[Mailing List, Release Notes, Third Party Advisory] https://groups.google.com/g/golang-announce/c/AEBu9j7yj5A

[Third Party Advisory] https://security.netapp.com/advisory/ntap-20211118-0006/

Scores

CVSS v3 9.8

EPSS 0.1063

EPSS Percentile 93.3%

Attack Vector NETWORK

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

Details

CWE

CWE-120

Status published

Products (3)

fedoraproject/fedora 34

fedoraproject/fedora 35

golang/go < 1.16.9

Published Oct 18, 2021

Tracked Since Feb 18, 2026