Bug 1418608 – CVE-2016-10195 libevent: Stack-buffer overflow in the name_parse() function

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Bug 1418608 - (CVE-2016-10195) CVE-2016-10195 libevent: Stack-buffer overflow in the name_parse() function

Summary:	CVE-2016-10195 libevent: Stack-buffer overflow in the name_parse() function

Status:	CLOSED WONTFIX

Aliases:	CVE-2016-10195

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
QA Contact:
Docs Contact:

URL:
Whiteboard:	impact=moderate,public=20160127,repor...
Keywords:	Security

Depends On:	1418616
Blocks:	1418615
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Reported:	2017-02-02 05:30 EST by Andrej Nemec
Modified:	2017-06-01 15:06 EDT (History)
CC List:	8 users (show)

See Also:
Fixed In Version:
Doc Type:	If docs needed, set a value
Doc Text:	A vulnerability was found in libevent with the parsing of DNS requests and replies. An attacker could send a forged DNS response to an application using libevent which could lead to reading data out of bounds on the heap, potentially disclosing a small amount of application memory.
Story Points:	---
Clone Of:
Environment:
Last Closed:	2017-03-24 00:59:36 EDT
Type:	---
Regression:	---
Mount Type:	---
Documentation:	---
CRM:
Verified Versions:
Category:	---
oVirt Team:	---
RHEL 7.3 requirements from Atomic Host:
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External Trackers
Tracker	ID	Priority	Status	Summary	Last Updated
Red Hat Product Errata	RHSA-2017:1201	normal	SHIPPED_LIVE	Important: thunderbird security update	2017-05-08 06:45:45 EDT

Groups: None (edit)

Description Andrej Nemec 2017-02-02 05:30:38 EST

A vulnerability was found in libevent. The name_parse() function in libevent's DNS code is vulnerable to a buffer overread.

Upstream bug:

https://github.com/libevent/libevent/issues/317

Upstream patch:

https://github.com/libevent/libevent/commit/96f64a022014a208105ead6c8a7066018449d86d

Comment 1 Andrej Nemec 2017-02-02 05:41:04 EST

Created libevent tracking bugs for this issue:

Affects: fedora-all [bug 1418616]

Comment 6 errata-xmlrpc 2017-05-08 02:46:07 EDT

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6
  Red Hat Enterprise Linux 7

Via RHSA-2017:1201 https://access.redhat.com/errata/RHSA-2017:1201

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