Bug 2074392 (CVE-2022-24191)

Summary:	CVE-2022-24191 htmldoc: infinite loop in the gif_read_lzw function can lead to a buffer overflow
Product:	[Other] Security Response	Reporter:	Marian Rehak <mrehak>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	extras-orphan, rdieter
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:	2022-04-12 10:26:57 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:	2074394, 2074393
Bug Blocks:

Description Marian Rehak 2022-04-12 07:12:32 UTC

In HTMLDOC 1.9.14, an infinite loop in the gif_read_lzw function can lead to a pointer arbitrarily pointing to heap memory and resulting in a buffer overflow.

Reference:

https://github.com/michaelrsweet/htmldoc/issues/470

Comment 1 Marian Rehak 2022-04-12 07:12:52 UTC

Created htmldoc tracking bugs for this issue:

Affects: epel-all [bug 2074394]
Affects: fedora-all [bug 2074393]

Comment 2 Product Security DevOps Team 2022-04-12 10:26:55 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.