Bug 1466431 (CVE-2017-9847)

Summary:	CVE-2017-9847 rb_libtorrent: Heap-buffer overflow in bdecode function
Product:	[Other] Security Response	Reporter:	Andrej Nemec <anemec>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	fale
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 03:15:46 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:	1466432, 1466433
Bug Blocks:

Description Andrej Nemec 2017-06-29 15:03:19 UTC

The bdecode function in bdecode.cpp in libtorren allows attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted file.

Upstream issue:

https://github.com/arvidn/libtorrent/issues/2099

Upstream patch:

https://github.com/arvidn/libtorrent/commit/ec30a5e9ec703afb8abefba757c6d401303b53db

Comment 1 Andrej Nemec 2017-06-29 15:03:38 UTC

Created rb_libtorrent tracking bugs for this issue:

Affects: epel-7 [bug 1466433]
Affects: fedora-all [bug 1466432]

Comment 2 Product Security DevOps Team 2019-06-08 03:15:46 UTC

This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.