Bug 1730411 (CVE-2019-2745) - CVE-2019-2745 OpenJDK: Side-channel attack risks in Elliptic Curve (EC) cryptography (Security, 8208698)
Summary: CVE-2019-2745 OpenJDK: Side-channel attack risks in Elliptic Curve (EC) crypt...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2019-2745
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1724467 1724468 1724469 1724470 1724471 1724472 1724473 1724474 1724475 1724476 1724477 1724478 1731477 1731478 1731479
Blocks: 1724463
TreeView+ depends on / blocked
 
Reported: 2019-07-16 15:55 UTC by Tomas Hoger
Modified: 2019-10-02 08:47 UTC (History)
5 users (show)

Fixed In Version:
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Last Closed: 2019-08-07 12:38:57 UTC

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System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2019:1810 0 None None None 2019-07-22 12:40:27 UTC
Red Hat Product Errata RHSA-2019:1811 0 None None None 2019-07-22 12:40:38 UTC
Red Hat Product Errata RHSA-2019:1815 0 None None None 2019-07-22 12:40:51 UTC
Red Hat Product Errata RHSA-2019:1816 0 None None None 2019-07-22 12:41:02 UTC
Red Hat Product Errata RHSA-2019:1817 0 None None None 2019-07-22 12:40:09 UTC
Red Hat Product Errata RHSA-2019:1839 0 None None None 2019-07-23 17:55:22 UTC
Red Hat Product Errata RHSA-2019:1840 0 None None None 2019-07-23 16:15:44 UTC

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
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