Bug 1474343 (CVE-2017-11341)

Summary:	CVE-2017-11341 libsass: Heap-based buffer over-read in lexer.hpp
Product:	[Other] Security Response	Reporter:	Adam Mariš <amaris>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	aurelien
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 11:55:08 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:	1470714, 1474347
Bug Blocks:

Description Adam Mariš 2017-07-24 12:31:39 UTC

There is a heap based buffer over-read in lexer.hpp of LibSass 3.4.5. A
crafted input will lead to a remote denial of service attack.

Bug report (including reproducer):

https://bugzilla.redhat.com/show_bug.cgi?id=1470714

Comment 1 Adam Mariš 2017-07-24 12:36:31 UTC

Created libsass tracking bugs for this issue:

Affects: epel-7 [bug 1474347]