Bug 2020244 (CVE-2020-23109)

Summary:	CVE-2020-23109 libheif: buffer overflow vulnerability in heif_colorconversion.cc may lead to DoS and Information Disclosure
Product:	[Other] Security Response	Reporter:	Marian Rehak <mrehak>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED NOTABUG	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	bdettelb
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	No Doc Update
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Last Closed:	2021-11-04 14:17:07 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:
Bug Blocks:	2020245

Description Marian Rehak 2021-11-04 12:45:39 UTC

Buffer overflow vulnerability in function convert_colorspace in heif_colorconversion.cc in libheif v1.6.2, allows attackers to cause a denial of service and disclose sensitive information, via a crafted HEIF file.

Upstream Reference:

https://github.com/strukturag/libheif/issues/207

Comment 1 juneau 2021-11-04 14:15:10 UTC

Affected library appears unused. Given the nature of the library, suspect an unnecessary dependency.