Bug 1551511 (CVE-2018-5735)

Summary:	CVE-2018-5735 bind: Assertion failure in validator.c due to incorrect handling of DNSSEC validation
Product:	[Other] Security Response	Reporter:	Adam Mariš <amaris>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED NOTABUG	QA Contact:
Severity:	high	Docs Contact:
Priority:	high
Version:	unspecified	CC:	mruprich, msehnout, pemensik, pzhukov, thozza, vonsch, zdohnal
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
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Last Closed:	2018-03-05 10:24:47 UTC	Type:	---
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Documentation:	---	CRM:
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oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
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Description Adam Mariš 2018-03-05 10:19:07 UTC

It was discovered that Bind incorrectly handled DNSSEC validation. An attacker could possibly use this to cause a denial of service.

Upstream patch:

https://source.isc.org/cgi-bin/gitweb.cgi/?p=bind9.git;a=commit;h=07dbb507d2913fc35c7edbe3692a976e3248a911

NOTE: This issue is the same as CVE-2017-3139 which was specifically assigned for Red Hat product.

Comment 1 Adam Mariš 2018-03-05 10:24:56 UTC

Statement:

This issue is the same as CVE-2017-3139. For more information, refer to CVE-2017-3139.