Ubuntu 2818-1: OpenJDK 7 vulnerability

    Date25 Nov 2015
    CategoryUbuntu
    31
    Posted ByLinuxSecurity Advisories
    A security issue was fixed in OpenJDK 7.
    ==========================================================================
    Ubuntu Security Notice USN-2818-1
    November 25, 2015
    
    openjdk-7 vulnerability
    ==========================================================================
    
    A security issue affects these releases of Ubuntu and its derivatives:
    
    - Ubuntu 15.10
    - Ubuntu 15.04
    - Ubuntu 14.04 LTS
    
    Summary:
    
    A security issue was fixed in OpenJDK 7.
    
    Software Description:
    - openjdk-7: Open Source Java implementation
    
    Details:
    
    It was discovered that rebinding of the receiver of a
    DirectMethodHandle may allow a protected method to be accessed. Am
    attacker could use this to expose sensitive information or possibly
    execute arbitrary code.
    
    Update instructions:
    
    The problem can be corrected by updating your system to the following
    package versions:
    
    Ubuntu 15.10:
      icedtea-7-jre-jamvm             7u91-2.6.3-0ubuntu0.15.10.1
      openjdk-7-jre                   7u91-2.6.3-0ubuntu0.15.10.1
      openjdk-7-jre-headless          7u91-2.6.3-0ubuntu0.15.10.1
      openjdk-7-jre-lib               7u91-2.6.3-0ubuntu0.15.10.1
      openjdk-7-jre-zero              7u91-2.6.3-0ubuntu0.15.10.1
    
    Ubuntu 15.04:
      icedtea-7-jre-jamvm             7u91-2.6.3-0ubuntu0.15.04.1
      openjdk-7-jre                   7u91-2.6.3-0ubuntu0.15.04.1
      openjdk-7-jre-headless          7u91-2.6.3-0ubuntu0.15.04.1
      openjdk-7-jre-lib               7u91-2.6.3-0ubuntu0.15.04.1
      openjdk-7-jre-zero              7u91-2.6.3-0ubuntu0.15.04.1
    
    Ubuntu 14.04 LTS:
      icedtea-7-jre-jamvm             7u91-2.6.3-0ubuntu0.14.04.1
      openjdk-7-jre                   7u91-2.6.3-0ubuntu0.14.04.1
      openjdk-7-jre-headless          7u91-2.6.3-0ubuntu0.14.04.1
      openjdk-7-jre-lib               7u91-2.6.3-0ubuntu0.14.04.1
      openjdk-7-jre-zero              7u91-2.6.3-0ubuntu0.14.04.1
    
    After a standard system update you need to restart any Java
    applications or applets to make all the necessary changes.
    
    References:
      http://www.ubuntu.com/usn/usn-2818-1
      CVE-2015-4871
    
    Package Information:
      https://launchpad.net/ubuntu/+source/openjdk-7/7u91-2.6.3-0ubuntu0.15.10.1
      https://launchpad.net/ubuntu/+source/openjdk-7/7u91-2.6.3-0ubuntu0.15.04.1
      https://launchpad.net/ubuntu/+source/openjdk-7/7u91-2.6.3-0ubuntu0.14.04.1
    
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