Bug 1385686 (CVE-2016-8680)

Summary:	CVE-2016-8680 libdwarf: Out of bounds heap read in _dwarf_get_abbrev_for_code
Product:	[Other] Security Response	Reporter:	Adam Mariš <amaris>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED WONTFIX	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	dkholia, fche, orion
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:	2016-12-14 08:04:30 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:	1385692, 1385693
Bug Blocks:	1385691

Description Adam Mariš 2016-10-17 13:47:06 UTC

An out of bounds heap read vulnerability was found in _dwarf_get_abbrev_for_code triggered by invoking dwarfdump command on crafted file.

Upstream patch:

https://sourceforge.net/p/libdwarf/code/ci/268c1f18d1d28612af3b72d7c670076b1b88e51c/tree/libdwarf/dwarf_util.c?diff=0b28b923c3bd9827d1d904feed2abadde4fa5de2

CVE assignment:

http://seclists.org/oss-sec/2016/q4/145

Comment 1 Adam Mariš 2016-10-17 14:00:17 UTC

Created libdwarf tracking bugs for this issue:

Affects: fedora-all [bug 1385692]
Affects: epel-6 [bug 1385693]