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.

(Oct 17)

Several vulnerabilities were found in libexif, a library used to parse EXIF meta-data on camera files. CVE-2012-2812: A heap-based out-of-bounds array read in the [More...]
(Oct 18)

A vulnerability which allows a remote attacking server to read or overwrite arbitrary files has been found in rdesktop.
(Oct 18)

Multiple vulnerabilities were found in qemu-kvm, allowing attackers to execute arbitrary code.
(Oct 18)

An error in the hostname matching of w3m might enable remote attackers to conduct man-in-the-middle attacks.
(Oct 18)

Multiple vulnerabilities have been found in MoinMoin, the worst of which allowing for injection of arbitrary web script or HTML.
Mandriva: 2012:167: firefox (Oct 13)

A security issue were identified and fixed in mozilla firefox: Mozilla security researcher moz_bug_r_a4 reported a regression where security wrappers are unwrapped without doing a security check in defaultValue(). This can allow for improper access access to the [More...]
Mandriva: 2012:166: bacula (Oct 12)

A vulnerability has been found and corrected in bacula: The dump_resource function in dird/dird_conf.c in Bacula before 5.2.11 does not properly enforce ACL rules, which allows remote authenticated users to obtain resource dump information via unspecified vectors [More...]
Mandriva: 2012:165: graphicsmagick (Oct 12)

A vulnerability has been found and corrected in graphicsmagick: The Magick_png_malloc function in coders/png.c in GraphicsMagick 6.7.8-6 does not use the proper variable type for the allocation size, which might allow remote attackers to cause a denial of service (crash) [More...]
Mandriva: 2012:164: libxslt (Oct 11)

Multiple vulnerabilities has been discovered and corrected in libxslt: Unspecified vulnerability in XSLT allows remote attackers to obtain potentially sensitive information about heap memory addresses via unknown vectors (CVE-2011-1202). [More...]
Mandriva: 2012:163: firefox (Oct 11)

Security issues were identified and fixed in mozilla firefox: Mozilla developers identified and fixed several memory safety bugs in the browser engine used in Firefox and other Mozilla-based products. Some of these bugs showed evidence of memory corruption under [More...]
Red Hat: 2012:1391-01: java-1.7.0-oracle: Critical Advisory (Oct 18)

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: 2012:1392-01: java-1.6.0-sun: Critical Advisory (Oct 18)

Updated java-1.6.0-sun 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...]
Red Hat: 2012:1385-01: java-1.6.0-openjdk: Important Advisory (Oct 17)

Updated java-1.6.0-openjdk packages that fix several security issues are now available for Red Hat Enterprise Linux 5. The Red Hat Security Response Team has rated this update as having [More...]
Red Hat: 2012:1384-01: java-1.6.0-openjdk: Critical Advisory (Oct 17)

Updated java-1.6.0-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 critical [More...]
Red Hat: 2012:1386-01: java-1.7.0-openjdk: Important Advisory (Oct 17)

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: 2012:1380-01: python-django-horizon: Low Advisory (Oct 16)

Updated python-django-horizon packages that fix one security issue are now available for Red Hat OpenStack Essex. The Red Hat Security Response Team has rated this update as having low [More...]
Red Hat: 2012:1379-01: openstack-swift: Important Advisory (Oct 16)

Updated openstack-swift packages that fix one security issue are now available for Red Hat OpenStack Essex. The Red Hat Security Response Team has rated this update as having [More...]
Red Hat: 2012:1378-01: openstack-keystone: Important Advisory (Oct 16)

Updated openstack-keystone packages that fix multiple security issues are now available for Red Hat OpenStack Essex. The Red Hat Security Response Team has rated this update as having [More...]
Red Hat: 2012:1366-01: kernel: Important Advisory (Oct 16)

Updated kernel packages that fix one security issue and several bugs are now available for Red Hat Enterprise Linux 6. The Red Hat Security Response Team has rated this update as having [More...]
Red Hat: 2012:1363-01: bind: Important Advisory (Oct 12)

Updated bind packages that fix one security issue are now available for Red Hat Enterprise Linux 5 and 6. The Red Hat Security Response Team has rated this update as having [More...]
Red Hat: 2012:1364-01: bind97: Important Advisory (Oct 12)

Updated bind97 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: 2012:1362-01: thunderbird: Critical Advisory (Oct 12)

An updated thunderbird package that fixes one security issue is now available for Red Hat Enterprise Linux 5 and 6. The Red Hat Security Response Team has rated this update as having critical [More...]
Red Hat: 2012:1361-01: xulrunner: Critical Advisory (Oct 12)

Updated xulrunner packages that fix one security issue are now available for Red Hat Enterprise Linux 5 and 6. The Red Hat Security Response Team has rated this update as having critical [More...]
Red Hat: 2012:1365-01: bind: Important Advisory (Oct 12)

Updated bind packages that fix two security issues are now available for Red Hat Enterprise Linux 4 Extended Life Cycle Support. The Red Hat Security Response Team has rated this update as having [More...]
Red Hat: 2012:1359-01: libvirt: Moderate Advisory (Oct 11)

Updated libvirt packages that fix one security issue and multiple bugs are now available for Red Hat Enterprise Linux 6. The Red Hat Security Response Team has rated this update as having moderate [More...]
(Oct 15)

New seamonkey packages are available for Slackware 13.37, 14.0, and -current to fix security issues. [More Info...]
(Oct 11)

New mozilla-firefox packages are available for Slackware 13.37, 14.0, and -current to fix a security issue. [More Info...]
(Oct 11)

New mozilla-thunderbird packages are available for Slackware 13.37, 14.0, and -current to fix security issues. [More Info...]
(Oct 11)

New bind packages are available for Slackware 12.1, 12.2, 13.0, 13.1, 13.37, 14.0, and -current to fix a security issue. [More Info...]
Ubuntu: 1613-2: Python 2.4 vulnerabilities (Oct 17)

Several security issues were fixed in Python 2.4.
Ubuntu: 1613-1: Python 2.5 vulnerabilities (Oct 17)

Several security issues were fixed in Python 2.5.
Ubuntu: 1612-1: libgssglue vulnerability (Oct 15)

Privilege escalation via the GSSAPI_MECH_CONF environment variable with setuidprograms.
Ubuntu: 1611-1: Thunderbird vulnerabilities (Oct 12)

Several security issues were fixed in Thunderbird.
Ubuntu: 1610-1: Linux kernel vulnerability (Oct 12)

The system could be made to perform privileged actions as an administrator.
Ubuntu: 1609-1: Linux kernel (OMAP4) vulnerability (Oct 12)

The system could be made to crash under certain conditions.
Ubuntu: 1608-1: Firefox vulnerabilities (Oct 11)

Several security issues were fixed in Firefox.
Ubuntu: 1607-1: Linux kernel vulnerabilities (Oct 11)

Several security issues were fixed in the kernel.
Ubuntu: 1606-1: Linux kernel vulnerabilities (Oct 11)

Several security issues were fixed in the kernel.
Ubuntu: 1605-1: Quagga vulnerability (Oct 11)

Quagga could be made to crash if it received specially crafted networktraffic.
Ubuntu: 1604-1: MoinMoin vulnerabilities (Oct 11)

Several security issues were fixed in MoinMoin.