Bug 2111324 (CVE-2022-34502)

Summary:	CVE-2022-34502 radare2: heap buffer overflow via the function consume_encoded_name_new at format/wasm/wasm.c
Product:	[Other] Security Response	Reporter:	Sandipan Roy <saroy>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	henrik, rebus
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:	2022-08-30 13:55:55 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:	2111325, 2111326
Bug Blocks:	2111233

Description Sandipan Roy 2022-07-27 04:15:53 UTC

Radare2 v5.7.0 was discovered to contain a heap buffer overflow via the function consume_encoded_name_new at format/wasm/wasm.c. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted binary file.

https://github.com/radareorg/radare2/issues/20336

Comment 1 Sandipan Roy 2022-07-27 04:16:13 UTC

Created radare2 tracking bugs for this issue:

Affects: epel-all [bug 2111326]
Affects: fedora-all [bug 2111325]

Comment 2 Product Security DevOps Team 2022-08-30 13:55:54 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.

Comment 3 Michal Ambroz 2023-02-10 00:34:42 UTC

fixed in 5.7.2