Thank you for reading the Linux Advisory Watch Security Newsletter. The purpose of this document is to provide our readers with a quick summary of each week's vendor security bulletins and pointers on methods to improve the security posture of your open source system. Vulnerabilities affect nearly every vendor virtually every week, so be sure to read through to find the updates your distributor have made available.

LinuxSecurity.com Feature Extras:

Peter Smith Releases Linux Network Security Online - Thanks so much to Peter Smith for announcing on linuxsecurity.com the release of his Linux Network Security book available free online. "In 2005 I wrote a book on Linux security. 8 years later and the publisher has gone out of business. Now that I'm free from restrictions on reproducing material from the book, I have decided to make the entire book available online."

Securing a Linux Web Server - With the significant prevalence of Linux web servers globally, security is often touted as a strength of the platform for such a purpose. However, a Linux based web server is only as secure as its configuration and very often many are quite vulnerable to compromise. While specific configurations vary wildly due to environments or specific use, there are various general steps that can be taken to insure basic security considerations are in place.

(Apr 24)

Several vulnerabilities have been discovered in the Linux kernel that may lead to a denial of service, information leak or privilege escalation. The Common Vulnerabilities and Exposures project identifies the following problems: [More...]
(Apr 24)

Security Report Summary
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Security Report Summary
Mandriva: 2014:079: json-c (Apr 17)

Updated json-c packages fix security vulnerabilities: Florian Weimer reported that the printbuf APIs used in the json-c library used ints for counting buffer lengths, which is inappropriate for 32bit architectures. These functions need to be changed to using [More...]
Red Hat: 2014:0434-01: qemu-kvm-rhev: Moderate Advisory (Apr 24)

Updated qemu-kvm-rhev packages that fix several security issues are now available for Red Hat Enterprise Linux OpenStack Platform 4.0. The Red Hat Security Response Team has rated this update as having Moderate [More...]
Red Hat: 2014:0435-01: qemu-kvm-rhev: Moderate Advisory (Apr 24)

Updated qemu-kvm-rhev packages that fix several security issues are now available for Red Hat Enterprise Linux OpenStack Platform 3.0. The Red Hat Security Response Team has rated this update as having Moderate [More...]
Red Hat: 2014:0432-01: kernel: Important Advisory (Apr 24)

Updated kernel packages that fix one security issue and several bugs are now available for Red Hat Enterprise Linux 6.4 Extended Update Support. The Red Hat Security Response Team has rated this update as having [More...]
Red Hat: 2014:0433-01: kernel: Moderate Advisory (Apr 24)

Updated kernel packages that fix two security issues, three bugs, and add one enhancement are now available for Red Hat Enterprise Linux 5. The Red Hat Security Response Team has rated this update as having Moderate [More...]
Red Hat: 2014:0429-01: tomcat6: Moderate Advisory (Apr 23)

Updated tomcat6 packages that fix three security issues are now available for Red Hat Enterprise Linux 6. The Red Hat Security Response Team has rated this update as having Moderate [More...]
Red Hat: 2014:0423-01: openshift-origin-broker: Critical Advisory (Apr 23)

Updated openshift-origin-broker and rubygem-openshift-origin-auth-remote-user packages that fix one security issue are now available for Red Hat OpenShift Enterprise 2.0.5. [More...]
Red Hat: 2014:0422-01: openshift-origin-broker: Critical Advisory (Apr 23)

Updated openshift-origin-broker and rubygem-openshift-origin-auth-remote-user packages that fix one security issue are now available for Red Hat OpenShift Enterprise 1.2.7. [More...]
Red Hat: 2014:0419-01: kernel: Important Advisory (Apr 22)

Updated kernel packages that fix one security issue and one bug are now available for Red Hat Enterprise Linux 6.3 Extended Update Support. The Red Hat Security Response Team has rated this update as having [More...]
Red Hat: 2014:0420-01: qemu-kvm: Moderate Advisory (Apr 22)

Updated qemu-kvm packages that fix multiple security issues are now available for Red Hat Enterprise Linux 6. The Red Hat Security Response Team has rated this update as having Moderate [More...]
Red Hat: 2014:0415-01: libyaml: Important Advisory (Apr 17)

Updated libyaml packages that fix two security issues are now available for Red Hat Common for Red Hat Enterprise Linux 6. The Red Hat Security Response Team has rated this update as having [More...]
Red Hat: 2014:0413-02: java-1.7.0-oracle: Critical Advisory (Apr 17)

Updated java-1.7.0-oracle packages that fix several security issues are now available for Oracle Java for Red Hat Enterprise Linux 5 and 6. The Red Hat Security Response Team has rated this update as having Critical [More...]
Red Hat: 2014:0414-01: java-1.6.0-sun: Important Advisory (Apr 17)

Updated java-1.6.0-sun packages that fix several security issues are now available for Oracle Java for Red Hat Enterprise Linux 5 and 6. The Red Hat Security Response Team has rated this update as having [More...]
Red Hat: 2014:0412-01: java-1.7.0-oracle: Critical Advisory (Apr 17)

Updated java-1.7.0-oracle packages that fix several security issues are now available for Red Hat Enterprise Linux 5 and 6 Supplementary. The Red Hat Security Response Team has rated this update as having Critical [More...]
(Apr 21)

New php packages are available for Slackware 14.0, 14.1, and -current to fix a security issue. [More Info...]
(Apr 21)

New libyaml packages are available for Slackware 13.1, 13.37, 14.0, 14.1, and -current to fix a security issue. [More Info...]
Ubuntu: 2172-1: CUPS vulnerability (Apr 24)

CUPS could be made to expose sensitive information over the network.
Ubuntu: 2171-1: rsync vulnerability (Apr 23)

rsync could be made to consume resources if it received specially craftednetwork traffic.
Ubuntu: 2170-1: MySQL vulnerabilities (Apr 23)

Several security issues were fixed in MySQL.
Ubuntu: 2169-2: Django regression (Apr 23)

USN-2169-1 introduced a regression in Django.
Ubuntu: 2169-1: Django vulnerabilities (Apr 22)

Several security issues were fixed in Django.