Bug 1953616 (CVE-2021-22204)

Summary:	CVE-2021-22204 perl-Image-ExifTool: improper neutralization of user data in the DjVu file format allows arbitrary code execution when parsing a malicious image
Product:	[Other] Security Response	Reporter:	Guilherme de Almeida Suckevicz <gsuckevi>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	perl-devel, spotrh
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:	2021-04-26 16:46:35 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:	1953617
Bug Blocks:

Description Guilherme de Almeida Suckevicz 2021-04-26 14:07:07 UTC

Improper neutralization of user data in the DjVu file format in ExifTool versions 7.44 and up allows arbitrary code execution when parsing the malicious image

Reference and upstream patch:
https://github.com/exiftool/exiftool/commit/cf0f4e7dcd024ca99615bfd1102a841a25dde031#diff-fa0d652d10dbcd246e6b1df16c1e992931d3bb717a7e36157596b76bdadb3800

Comment 1 Guilherme de Almeida Suckevicz 2021-04-26 14:07:25 UTC

Created perl-Image-ExifTool tracking bugs for this issue:

Affects: fedora-all [bug 1953617]

Comment 2 Product Security DevOps Team 2021-04-26 16:46:35 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.