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: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED NOTABUG QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: bdettelb
Target Milestone: ---Keywords: Security
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Hardware: All   
OS: Linux   
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Last Closed: 2021-11-04 14:17:07 UTC Type: ---
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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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.