Bug 1485857 (CVE-2017-13692)

Summary:	CVE-2017-13692 tidy: Segfault due to out-of-bounds read in ISURLCodePoint function
Product:	[Other] Security Response	Reporter:	Adam Mariš <amaris>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED NOTABUG	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	databases-maint, gwync, pkubat, praiskup, 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:	2019-06-08 03:22:19 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:	1485858, 1485859
Bug Blocks:

Description Adam Mariš 2017-08-28 09:50:25 UTC

In Tidy 5.5.31, the IsURLCodePoint function in attrs.c allows attackers
to cause a denial of service (Segmentation Fault), as demonstrated by
an invalid ISALNUM argument.

Upstream bug:

https://github.com/htacg/tidy-html5/issues/588

Comment 1 Adam Mariš 2017-08-28 09:51:01 UTC

Created tidy tracking bugs for this issue:

Affects: epel-7 [bug 1485858]
Affects: fedora-all [bug 1485859]