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Ubuntu 12.04 LTS: USN-3198-1 Moderate: OpenJDK 6 Security Issues

ubuntu
Calendar Grey February 16, 2017
Dist Ubuntu Esm H88
Ubuntu 14.04 LTS tackles vulnerabilities in OpenJDK 7, enhancing protection against external threats and safeguarding sensitive data.
Several security issues were fixed in OpenJDK 6.

Summary

Several security issues were fixed in OpenJDK 6.

Software Description:

- openjdk-6: Open Source Java implementation

Details:

Karthik Bhargavan and Gaetan Leurent discovered that the DES and

Triple DES ciphers were vulnerable to birthday attacks. A remote

attacker could possibly use this flaw to obtain clear text data from

long encrypted sessions. This update moves those algorithms to the

legacy algorithm set and causes them to be used only if no non-legacy

algorithms can be negotiated. (CVE-2016-2183)

It was discovered that OpenJDK accepted ECSDA signatures using

non-canonical DER encoding. An attacker could use this to modify or

expose sensitive data. (CVE-2016-5546)

It was discovered that covert timing channel vulnerabilities existed

in the DSA implementations in OpenJDK. A remote attacker could use

this to expose sensitive information. (CVE-2016-5548)

It was discovered that the URLStreamHandler class in OpenJDK did not

properly parse user information from a URL. A remote a...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory software update security fix remote attack Ubuntu information exposure OpenJDK

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 12.04 LTS:
  icedtea-6-jre-cacao             6b41-1.13.13-0ubuntu0.12.04.1
  icedtea-6-jre-jamvm             6b41-1.13.13-0ubuntu0.12.04.1
  openjdk-6-jdk                   6b41-1.13.13-0ubuntu0.12.04.1
  openjdk-6-jre                   6b41-1.13.13-0ubuntu0.12.04.1
  openjdk-6-jre-headless          6b41-1.13.13-0ubuntu0.12.04.1
  openjdk-6-jre-lib               6b41-1.13.13-0ubuntu0.12.04.1
  openjdk-6-jre-zero              6b41-1.13.13-0ubuntu0.12.04.1

This update uses a new upstream release, which includes additional
bug fixes. After a standard system update you need to restart any
Java applications or applets to make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-3198-1

CVE-2016-2183, CVE-2016-5546, CVE-2016-5548, CVE-2016-5552,

CVE-2017-3231, CVE-2017-3241, CVE-2017-3252, CVE-2017-3253,

CVE-2017-3261, CVE-2017-3272

Severity
important
Lowest
Low
Medium
High
Critical

February 16, 2017

Topics%20covered

Topics Covered

security advisory software update security fix remote attack Ubuntu information exposure OpenJDK

Package Information

https://launchpad.net/ubuntu/+source/openjdk-6/6b41-1.13.13-0ubuntu0.12.04.1

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