Bug 1470186 (CVE-2017-9998)

Summary:	CVE-2017-9998 libdwarf: Segmentation fault in the _dwarf_decode_s_leb128_chk function
Product:	[Other] Security Response	Reporter:	Andrej Nemec <anemec>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED WONTFIX	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	fche, orion
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
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Clone Of:		Environment:
Last Closed:	2017-07-12 13:48:44 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
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oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	1470187, 1470188
Bug Blocks:

Description Andrej Nemec 2017-07-12 13:47:33 UTC

The _dwarf_decode_s_leb128_chk function in dwarf_leb.c in libdwarf through 2017-06-28 allows attackers to cause a denial of service (Segmentation fault) via a crafted file.

Product bug:

https://bugzilla.redhat.com/show_bug.cgi?id=1465756

Comment 1 Andrej Nemec 2017-07-12 13:47:52 UTC

Created libdwarf tracking bugs for this issue:

Affects: epel-6 [bug 1470187]
Affects: fedora-all [bug 1470188]

Comment 2 Andrej Nemec 2017-07-12 13:48:51 UTC

Acknowledgments:

Name: OWL337 Team