Bug 1399990 – CVE-2016-9480 libdwarf: Heap buffer overflow in dwarf_util.c

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Bug 1399990 - (CVE-2016-9480) CVE-2016-9480 libdwarf: Heap buffer overflow in dwarf_util.c

Summary:	CVE-2016-9480 libdwarf: Heap buffer overflow in dwarf_util.c

Status:	CLOSED WONTFIX

Aliases:	CVE-2016-9480

Product:	Security Response
Classification:	Other
Component:	vulnerability (Show other bugs)
Sub Component:
Version:	unspecified
Hardware:	All Linux

Priority	medium Severity medium
Target Milestone:	---
Target Release:	---
Assigned To:	Red Hat Product Security
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URL:
Whiteboard:	impact=moderate,public=20161116,repor...
Keywords:	Security

Depends On:	1385693 1399992
Blocks:	1394806
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Reported:	2016-11-30 03:39 EST by Andrej Nemec
Modified:	2016-12-15 04:54 EST (History)
CC List:	3 users (show)

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Last Closed:	2016-12-15 04:54:28 EST
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Description Andrej Nemec 2016-11-30 03:39:00 EST

libdwarf allows context-dependent attackers to obtain sensitive information or cause a denial of service by using the "malformed dwarf file" approach, related to a "Heap Buffer Over-read" issue affecting the dwarf_util.c component.

References:

DW201611-006
https://www.prevanders.net/dwarfbug.html

Upstream bug (currently private):

https://sourceforge.net/p/libdwarf/bugs/5/

Upstream patch:

https://sourceforge.net/p/libdwarf/code/ci/5dd64de047cd5ec479fb11fe7ff2692fd819e5e5/

Comment 1 Andrej Nemec 2016-11-30 03:41:57 EST

Created libdwarf tracking bugs for this issue:

Affects: fedora-all [bug 1399992]

Comment 2 Andrej Nemec 2016-11-30 03:44:21 EST

Created libdwarf tracking bugs for this issue:

Affects: epel-6 [bug 1385693]

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