Bug 2037324 (CVE-2021-45293)

Summary:	CVE-2021-45293 binaryen: Invalid memory address dereference in wasm::WasmBinaryBuilder::visitLet
Product:	[Other] Security Response	Reporter:	Marian Rehak <mrehak>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	dominik
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2022-01-05 13:48:57 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	2037326, 2037328
Bug Blocks:

Description Marian Rehak 2022-01-05 12:45:36 UTC

A Denial of Service vulnerability exists in Binaryen 103 due to an Invalid memory address dereference in wasm::WasmBinaryBuilder::visitLet.

Reference:

https://github.com/WebAssembly/binaryen/issues/4384

Comment 1 Marian Rehak 2022-01-05 12:45:50 UTC

Created binaryen tracking bugs for this issue:

Affects: epel-7 [bug 2037328]
Affects: fedora-all [bug 2037326]

Comment 2 Product Security DevOps Team 2022-01-05 13:48:56 UTC

This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.