Bug 1730411 (CVE-2019-2745)

Summary:	CVE-2019-2745 OpenJDK: Side-channel attack risks in Elliptic Curve (EC) cryptography (Security, 8208698)
Product:	[Other] Security Response	Reporter:	Tomas Hoger <thoger>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	ahughes, dbhole, jvanek, security-response-team, yozone
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:	2019-08-07 12:38:57 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:	1724467, 1724468, 1724469, 1724470, 1724471, 1724472, 1724473, 1724474, 1724475, 1724476, 1724477, 1724478, 1731477, 1731478, 1731479
Bug Blocks:	1724463

Description Tomas Hoger 2019-07-16 15:55:36 UTC

The Elliptic Curve (EC) cryptography in the Security component of OpenJDK was modernized to use formulas that are more efficient, easier to implement, and offer greater resiliency against side-channel attacks (timing or cache).

For more detailed information, refer to upstream bug:

https://bugs.openjdk.java.net/browse/JDK-8208698

Upstream commit:

http://hg.openjdk.java.net/jdk/jdk/rev/752e57845ad2

Comment 1 Tomas Hoger 2019-07-16 20:48:44 UTC

Public now via Oracle CPU July 2019:

https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html#AppendixJAVA

Fixed in Oracle Java SE 11.0.4, 8u221, and 7u231.

Comment 3 errata-xmlrpc 2019-07-22 12:40:08 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2019:1817 https://access.redhat.com/errata/RHSA-2019:1817

Comment 4 errata-xmlrpc 2019-07-22 12:40:27 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2019:1810 https://access.redhat.com/errata/RHSA-2019:1810

Comment 5 errata-xmlrpc 2019-07-22 12:40:37 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6

Via RHSA-2019:1811 https://access.redhat.com/errata/RHSA-2019:1811

Comment 6 errata-xmlrpc 2019-07-22 12:40:50 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2019:1815 https://access.redhat.com/errata/RHSA-2019:1815

Comment 7 errata-xmlrpc 2019-07-22 12:41:02 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2019:1816 https://access.redhat.com/errata/RHSA-2019:1816

Comment 8 errata-xmlrpc 2019-07-23 16:15:43 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6

Via RHSA-2019:1840 https://access.redhat.com/errata/RHSA-2019:1840

Comment 9 errata-xmlrpc 2019-07-23 17:55:21 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2019:1839 https://access.redhat.com/errata/RHSA-2019:1839

Comment 10 Tomas Hoger 2019-10-02 08:47:48 UTC

OpenJDK-11 upstream commit:
http://hg.openjdk.java.net/jdk-updates/jdk11u/rev/640251cdca05
http://hg.openjdk.java.net/jdk-updates/jdk11u/rev/542feedcfedd

OpenJDK-8 upstream commit:
http://hg.openjdk.java.net/jdk8u/jdk8u/jdk/rev/9b5707865a97

OpenJDK-7 upstream commit:
http://hg.openjdk.java.net/jdk7u/jdk7u/jdk/rev/7fdd0d6ef2d3