Overly broad permissions can turn one compromised account into a much larger security problem. Learn how to reduce unnecessary access, review privileges, and apply least privilege across modern Linux systems. Review Linux Privileges×

Alerts This Week
Warning Icon 1 492
Alerts This Week
Warning Icon 1 492

Ubuntu 15.10: USN-2784-1 critical: openjdk-7 DoS and Data Integrity Issues

ubuntu
Calendar Grey October 28, 2015
Scroller Ubuntu
=========================================================================Ubuntu Security Notice USN-
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:

Multiple vulnerabilities were discovered in the OpenJDK JRE related to

information disclosure, data integrity and availability. An attacker

could exploit these to cause a denial of service or expose sensitive

data over the network. (CVE-2015-4805, CVE-2015-4835, CVE-2015-4843,

CVE-2015-4844, CVE-2015-4860, CVE-2015-4868, CVE-2015-4881,

CVE-2015-4883)

A vulnerability was discovered in the OpenJDK JRE related to

information disclosure and data integrity. An attacker could exploit

this to expose sensitive data over the network. (CVE-2015-4806)

A vulnerability was discovered in the OpenJDK JRE related to data

integrity. An attacker could exploit this expose sensitive data over

the network. (CVE-2015-4872)

Multiple vulnerabilities were discovered in the OpenJDK JRE related

to information disclosure. An attacker could exploit these to expose

sensitive data ov...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory DoS Ubuntu information disclosure data integrity OpenJDK availability

Update Instructions

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

Ubuntu 15.10:
  icedtea-7-jre-jamvm             7u85-2.6.1-5ubuntu0.15.10.1
  openjdk-7-jre                   7u85-2.6.1-5ubuntu0.15.10.1
  openjdk-7-jre-headless          7u85-2.6.1-5ubuntu0.15.10.1
  openjdk-7-jre-lib               7u85-2.6.1-5ubuntu0.15.10.1
  openjdk-7-jre-zero              7u85-2.6.1-5ubuntu0.15.10.1

Ubuntu 15.04:
  icedtea-7-jre-jamvm             7u85-2.6.1-5ubuntu0.15.04.1
  openjdk-7-jre                   7u85-2.6.1-5ubuntu0.15.04.1
  openjdk-7-jre-headless          7u85-2.6.1-5ubuntu0.15.04.1
  openjdk-7-jre-lib               7u85-2.6.1-5ubuntu0.15.04.1
  openjdk-7-jre-zero              7u85-2.6.1-5ubuntu0.15.04.1

Ubuntu 14.04 LTS:
  icedtea-7-jre-jamvm             7u85-2.6.1-5ubuntu0.14.04.1
  openjdk-7-jre                   7u85-2.6.1-5ubuntu0.14.04.1
  openjdk-7-jre-headless          7u85-2.6.1-5ubuntu0.14.04.1
  openjdk-7-jre-lib               7u85-2.6.1-5ubuntu0.14.04.1
  openjdk-7-jre-zero              7u85-2.6.1-5ubuntu0.14.04.1

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

https://ubuntu.com/security/notices/USN-2784-1

CVE-2015-4734, CVE-2015-4803, CVE-2015-4805, CVE-2015-4806,

CVE-2015-4835, CVE-2015-4840, CVE-2015-4842, CVE-2015-4843,

CVE-2015-4844, CVE-2015-4860, CVE-2015-4868, CVE-2015-4872,

CVE-2015-4881, CVE-2015-4882, CVE-2015-4883, CVE-2015-4893,

CVE-2015-4903, CVE-2015-4911

Severity
critical
Lowest
Low
Medium
High
Critical

October 28, 2015

Topics%20covered

Topics Covered

security advisory DoS Ubuntu information disclosure data integrity OpenJDK availability

Package Information

https://launchpad.net/ubuntu/+source/openjdk-7/7u85-2.6.1-5ubuntu0.15.10.1
https://launchpad.net/ubuntu/+source/openjdk-7/7u85-2.6.1-5ubuntu0.15.04.1
https://launchpad.net/ubuntu/+source/openjdk-7/7u85-2.6.1-5ubuntu0.14.04.1

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.