Bug 2113984 (CVE-2022-34520)

Summary:	CVE-2022-34520 radare2: NULL pointer dereference
Product:	[Other] Security Response	Reporter:	Avinash Hanwate <ahanwate>
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:	2022-08-31 04:25:18 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:	2113987, 2113988, 2113989, 2113990
Bug Blocks:	2113978

Description Avinash Hanwate 2022-08-02 13:46:57 UTC

Radare2 v5.7.2 was discovered to contain a NULL pointer dereference via the function r_bin_file_xtr_load_buffer at bin/bfile.c. This vulnerability allows attackers to cause a Denial of Service (DOS) via a crafted binary file.

https://github.com/radareorg/radare2/issues/20354

Comment 1 Avinash Hanwate 2022-08-02 13:52:54 UTC

Created radare2 tracking bugs for this issue:

Affects: epel-7 [bug 2113987]
Affects: epel-8 [bug 2113988]
Affects: fedora-35 [bug 2113989]
Affects: fedora-36 [bug 2113990]

Comment 2 Product Security DevOps Team 2022-08-31 04:25:16 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.