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Ubuntu 14.04 LTS USN-3497-1 Critical: OpenJDK 7 Security Flaws

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Calendar Grey November 29, 2017
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Numerous vulnerabilities in OpenJDK 7 were patched in Ubuntu 14.04 LTS, resolving critical security and memory concerns.
Several security issues were fixed in OpenJDK 7.

Summary

Several security issues were fixed in OpenJDK 7.

Software Description:

- openjdk-7: Open Source Java implementation

Details:

It was discovered that the Smart Card IO subsystem in OpenJDK did not

properly maintain state. An attacker could use this to specially construct

an untrusted Java application or applet to gain access to a smart card,

bypassing sandbox restrictions. (CVE-2017-10274)

Gaston Traberg discovered that the Serialization component of OpenJDK did

not properly limit the amount of memory allocated when performing

deserializations. An attacker could use this to cause a denial of service

(memory exhaustion). (CVE-2017-10281)

It was discovered that the Remote Method Invocation (RMI) component in

OpenJDK did not properly handle unreferenced objects. An attacker could use

this to specially construct an untrusted Java application or applet that

could escape sandbox restrictions. (CVE-2017-10285)

It was discovered that the HTTPUrlConnection classes in OpenJDK did not

pro...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory denial of service security flaw ubuntu memory exhaustion openjdk sandbox escape

Update Instructions

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

Ubuntu 14.04 LTS:
  icedtea-7-jre-jamvm             7u151-2.6.11-2ubuntu0.14.04.1
  openjdk-7-jre                   7u151-2.6.11-2ubuntu0.14.04.1
  openjdk-7-jre-headless          7u151-2.6.11-2ubuntu0.14.04.1
  openjdk-7-jre-lib               7u151-2.6.11-2ubuntu0.14.04.1
  openjdk-7-jre-zero              7u151-2.6.11-2ubuntu0.14.04.1

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

CVE-2017-10274, CVE-2017-10281, CVE-2017-10285, CVE-2017-10295,

CVE-2017-10345, CVE-2017-10346, CVE-2017-10347, CVE-2017-10348,

CVE-2017-10349, CVE-2017-10350, CVE-2017-10355, CVE-2017-10356,

CVE-2017-10357, CVE-2017-10388

Severity
critical
Lowest
Low
Medium
High
Critical

November 29, 2017

Topics%20covered

Topics Covered

security advisory denial of service security flaw ubuntu memory exhaustion openjdk sandbox escape

Package Information

https://launchpad.net/ubuntu/+source/openjdk-7/7u151-2.6.11-2ubuntu0.14.04.1

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