USN-3275-2: OpenJDK 7 vulnerabilities

Ubuntu Security Notice USN-3275-2

15th May, 2017

openjdk-7 vulnerabilities

A security issue affects these releases of Ubuntu and its
derivatives:

• Ubuntu 14.04 LTS

Summary

Several security issues were fixed in OpenJDK 7.

Software description

• openjdk-7
  - Open Source Java implementation
  
  

Details

USN-3275-1 fixed vulnerabilities in OpenJDK 8. This update provides
the corresponding updates for OpenJDK 7.

Original advisory details:

It was discovered that OpenJDK improperly re-used cached NTLM
connections in some situations. A remote attacker could possibly
use this to cause a Java application to perform actions with the
credentials of a different user. ()

It was discovered that the Java API for XML Processing (JAXP) component
in OpenJDK did not properly enforce size limits when parsing XML
documents. An attacker could use this to cause a denial of service
(processor and memory consumption). ()

It was discovered that OpenJDK allowed MD5 to be used as an algorithm
for JAR integrity verification. An attacker could possibly use this
to modify the contents of a JAR file without detection. ()

Update instructions

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

Ubuntu 14.04 LTS:

To update your system, please follow these instructions:
,

,

,

CVE-2017-3544