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:

Password guessing with Medusa 2.0 - Medusa was created by the fine folks at foofus.net, in fact the much awaited Medusa 2.0 update was released in February of 2010. For a complete change log please visit

Password guessing as an attack vector - Using password guessing as an attack vector. Over the years we've been taught a strong password must be long and complex to be considered secure. Some of us have taken that notion to heart and always ensure our passwords are strong. But some don't give a second thought to the complexity or length of our password.

(Sep 6)

It was discovered that Zabbix, a network monitoring solution, does not properly validate user input used as a part of an SQL query. This may allow unauthenticated attackers to execute arbitrary SQL commands (SQL injection) and possibly escalate privileges. [More...]
(Sep 5)

It was discovered that Moin, a Python clone of WikiWiki, incorrectly evaluates ACLs when virtual groups are involved. This may allow certain users to have additional permissions (privilege escalation) or lack expected permissions. [More...]
(Aug 30)

Several vulnerabilities were discovered in TYPO3, a content management system. CVE-2012-3527 [More...]
(Aug 30)

It was discovered that otrs2, a ticket request system, contains a cross-site scripting vulnerability when email messages are viewed using Internet Explorer. This update also improves the HTML security filter to detect tag nesting. [More...]
(Sep 4)

Multiple vulnerabilities have been found in Adobe Flash Player, the worst of which could result in execution of arbitrary code.
Mandriva: 2012:149: fetchmail (Sep 1)

Multiple vulnerabilities has been found and corrected in fetchmail: Fetchmail version 6.3.9 enabled all SSL workarounds (SSL_OP_ALL) which contains a switch to disable a countermeasure against certain attacks against block ciphers that permit guessing the initialization vectors, [More...]
Mandriva: 2012:148: ffmpeg (Aug 30)

Multiple vulnerabilities has been found and corrected in ffmpeg. This advisory provides updated versions which resolves various security issues. [More...] _______________________________________________________________________
Mandriva: 2012:074-1: ffmpeg (Aug 30)

Multiple vulnerabilities has been found and corrected in ffmpeg: The Matroska format decoder in FFmpeg does not properly allocate memory, which allows remote attackers to execute arbitrary code via a crafted file (CVE-2011-3362, CVE-2011-3504). [More...]
Red Hat: 2012:1236-01: xen: Important Advisory (Sep 5)

Updated xen packages that fix one security issue are now available for Red Hat Enterprise Linux 5. The Red Hat Security Response Team has rated this update as having [More...]
Red Hat: 2012:1234-01: qemu-kvm: Important Advisory (Sep 5)

Updated qemu-kvm packages that fix one security issue are now available for Red Hat Enterprise Linux 6. The Red Hat Security Response Team has rated this update as having [More...]
Red Hat: 2012:1235-01: kvm: Important Advisory (Sep 5)

Updated kvm packages that fix one security issue are now available for Red Hat Enterprise Linux 5. The Red Hat Security Response Team has rated this update as having [More...]
Red Hat: 2012:1225-01: java-1.7.0-oracle: Critical Advisory (Sep 4)

Updated java-1.7.0-oracle packages that fix several security issues are now available for Red Hat Enterprise Linux 6 Supplementary. The Red Hat Security Response Team has rated this update as having critical [More...]
Red Hat: 2012:1223-01: java-1.7.0-openjdk: Important Advisory (Sep 3)

Updated java-1.7.0-openjdk packages that fix several security issues are now available for Red Hat Enterprise Linux 6. The Red Hat Security Response Team has rated this update as having [More...]
Red Hat: 2012:1221-01: java-1.6.0-openjdk: Critical Advisory (Sep 3)

Updated java-1.6.0-openjdk packages that fix two security issues are now available for Red Hat Enterprise Linux 6. The Red Hat Security Response Team has rated this update as having critical [More...]
Red Hat: 2012:1222-01: java-1.6.0-openjdk: Important Advisory (Sep 3)

Updated java-1.6.0-openjdk packages that fix two security issues are now available for Red Hat Enterprise Linux 5. The Red Hat Security Response Team has rated this update as having [More...]
(Aug 31)

New mozilla-thunderbird packages are available for Slackware 13.37 and -current to fix security issues. [More Info...]
(Aug 31)

New seamonkey packages are available for Slackware 13.37 and -current to fix security issues. [More Info...]
(Aug 31)

New slocate packages are available for Slackware 12.1, 12.2, 13.0, 13.1, 13.37, and -current to fix a security issue. [More Info...]
(Aug 31)

New glibc packages are available for Slackware 13.1, 13.37, and -current to fix security issues. [More Info...]
(Aug 31)

New mozilla-firefox packages are available for Slackware 13.37 and -current to fix security issues. [More Info...]
Ubuntu: 1555-1: Linux kernel vulnerabilities (Sep 5)

Several security issues were fixed in the kernel.
Ubuntu: 1554-1: Linux kernel vulnerability (Sep 5)

The system could be made to crash under certain conditions.
Ubuntu: 1553-1: OpenJDK 6 vulnerabilities (Sep 3)

Two security issues were fixed in OpenJDK 6.
Ubuntu: 1552-1: OpenStack Keystone vulnerabilities (Sep 3)

Two security issues were fixed in OpenStack Keystone.
Ubuntu: 1551-1: Thunderbird vulnerabilities (Aug 30)

Multiple security issues were fixed in Thunderbird.