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Ubuntu 14.04 LTS: USN-3275-2 Moderate: OpenJDK 7 Remote Threats

Several security issues were fixed in OpenJDK 7.. =========================================================================Ubuntu Security Notice USN-3275-2 May 15, 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. (CVE-2017-3509) It was discovered that an untrusted library search path flaw existed in the Java Cryptography Extension (JCE) component of OpenJDK. A local attacker could possibly use this to gain the privileges of a Java application. (CVE-2017-3511) 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). (CVE-2017-3526) It was discovered that the FTP client implementation in OpenJDK did not properly sanitize user inputs. If a user was tricked into opening a specially crafted FTP URL, a remote attacker could use this to manipulate the FTP connection. (CVE-2017-3533) 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. (CVE-2017-3539) It was discovered that the SMTP client implementation in OpenJDK did not properly sanitize sender and recipient addresses. A remote attacker could use this to specially craft email addresses and gain controlof a Java application's SMTP connections. (CVE-2017-3544) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 14.04 LTS: icedtea-7-jre-jamvm 7u131-2.6.9-0ubuntu0.14.04.1 openjdk-7-jre 7u131-2.6.9-0ubuntu0.14.04.1 openjdk-7-jre-headless 7u131-2.6.9-0ubuntu0.14.04.1 openjdk-7-jre-lib 7u131-2.6.9-0ubuntu0.14.04.1 openjdk-7-jre-zero 7u131-2.6.9-0ubuntu0.14.04.1 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-3275-2 https://ubuntu.com/security/notices/USN-3275-1 CVE-2017-3509, CVE-2017-3511, CVE-2017-3526, CVE-2017-3533, CVE-2017-3539, CVE-2017-3544 Package Information: https://launchpad.net/ubuntu/+source/openjdk-7/7u131-2.6.9-0ubuntu0.14.04.1 . OpenJDK 7 in Ubuntu 14.04 LTS has multiple vulnerabilities that have been addressed. It is crucial to take prompt measures to maintain your system's security.. OpenJDK 7 Security Fix, Java Exploits, Remote Access Vulnerability. . LinuxSecurity.com Team

May 16, 2017 Ubuntu