Bug 1590211 (CVE-2018-12228)

Summary:	CVE-2018-12228 asterisk: Infinite loop when reading iostreams
Product:	[Other] Security Response	Reporter:	Adam Mariš <amaris>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED NOTABUG	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	bazanluis20, bennie.joubert, itamar, jsmith.fedora, rbryant
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	asterisk 15.4.1	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2018-06-12 08:36:29 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:	1590212, 1590213
Bug Blocks:

Description Adam Mariš 2018-06-12 08:34:24 UTC

When connected to Asterisk via TCP/TLS if the client abruptly disconnects, or sends a specially crafted message then Asterisk gets caught in an infinite loop while trying to read the data stream. Thus rendering the system as unusable.

External References:

http://downloads.asterisk.org/pub/security/AST-2018-007.html

Comment 1 Adam Mariš 2018-06-12 08:35:03 UTC

Created asterisk tracking bugs for this issue:

Affects: epel-6 [bug 1590212]
Affects: fedora-all [bug 1590213]