Bug 1547124 (CVE-2018-7247)

Summary:	CVE-2018-7247 leptonica: Unsanitized input in pixHtmlViewer in prog/htmlviewer.c
Product:	[Other] Security Response	Reporter:	Laura Pardo <lpardo>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	jkucera, manisandro, rhel8-maint
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:	2021-10-21 19:55:10 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:	1547125, 1547126, 1547132, 1547133
Bug Blocks:

Description Laura Pardo 2018-02-20 15:01:02 UTC

A flaw was found in pixHtmlViewer in prog/htmlviewer.c in Leptonica before 1.75.3. An Unsanitized input (rootname) can overflow a buffer, thus potentially leading to arbitrary code execution or possibly other unspecified impact.


References:
https://github.com/DanBloomberg/leptonica/pull/309

Patch:
https://github.com/DanBloomberg/leptonica/commit/c1079bb8e77cdd426759e466729917ca37a3ed9f

Comment 1 Laura Pardo 2018-02-20 15:01:28 UTC

Created leptonica tracking bugs for this issue:

Affects: epel-all [bug 1547125]
Affects: fedora-all [bug 1547126]

Comment 2 Laura Pardo 2018-02-20 15:12:08 UTC

Created mingw-leptonica tracking bugs for this issue:

Affects: fedora-all [bug 1547133]