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 26)

Several vulnerabilities were discovered in Tiff, a library set and tools to support the Tag Image File Format (TIFF), allowing denial of service and potential privilege escalation. [More...]
(Sep 26)

Several vulnerabilities have been discovered in Iceape, an internet suite based on Seamonkey. The reported vulnerabilities could lead to the execution of arbitrary [More...]
(Sep 26)

A regression in the SIP handling code was found in DSA-2550-1. For the stable distribution (squeeze), this problem has been fixed in version 1:1.6.2.9-2+squeeze8. [More...]
(Sep 29)

Multiple vulnerabilities have been found in VMware Player, Server, and Workstation, allowing remote and local attackers to conduct several attacks, including privilege escalation, remote execution of arbitrary code, and a Denial of Service. [More...]
(Sep 28)

Multiple vulnerabilities have been found in PostgreSQL which may allow a remote attacker to conduct several attacks.
(Sep 28)

Multiple vulnerabilities have been found in GIMP, the worst of which allow execution of arbitrary code or Denial of Service.
(Sep 27)

A vulnerability in libgssglue may allow a local attacker to gain escalated privileges.
(Sep 27)

Two directory traversal vulnerabilities have been found in fastjar, allowing remote attackers to create or overwrite arbitrary files.
(Sep 27)

A vulnerability in mod_rpaf may result in Denial of Service.
(Sep 27)

A buffer overflow in NUT might allow remote attackers to execute arbitrary code.
(Sep 27)

Multiple vulnerabilities have been found in Postfixadmin which may lead to SQL injection or cross-site scripting attacks.
(Sep 27)

A buffer overflow in Pidgin might allow remote attackers to execute arbitrary code or cause Denial of Service.
(Sep 26)

An input sanitation flaw in SQLAlchemy allows remote attacker to conduct SQL injection.
(Sep 26)

Multiple vulnerabilities have been found in Asterisk, the worst of which may allow execution of arbitrary code.
(Sep 26)

A vulnerability in file could result in Denial of Service.
(Sep 26)

A vulnerability in libjpeg-turbo could result in execution of arbitrary code or Denial of Service.
Mandriva: 2012:159: freeradius (Oct 3)

A vulnerability has been found and corrected in freeradius: Stack-based buffer overflow in the cbtls_verify function in FreeRADIUS 2.1.10 through 2.1.12, when using TLS-based EAP methods, allows remote attackers to cause a denial of service (server crash) and possibly [More...]
Mandriva: 2012:158: gc (Oct 3)

A security issue was identified and fixed in gc: Multiple integer overflows in the (1) GC_generic_malloc and (2) calloc funtions in malloc.c, and the (3) GC_generic_malloc_ignore_off_page function in mallocx.c in Boehm-Demers-Weiser GC (libgc) before 7.2 make [More...]
Mandriva: 2012:157: openjpeg (Oct 3)

A security issue was identified and fixed in openjpeg: A heap-based buffer overflow was found in the way OpenJPEG, an open-source JPEG 2000 codec written in C language, performed parsing of JPEG2000 image files. A remote attacker could provide a specially [More...]
Mandriva: 2012:153-1: dhcp (Oct 2)

A security issue was identified and fixed in dhcp: ISC DHCP 4.1.x before 4.1-ESV-R7 and 4.2.x before 4.2.4-P2 allows remote attackers to cause a denial of service (daemon crash) in opportunistic circumstances by establishing an IPv6 lease in [More...]
Mandriva: 2012:155-1: xinetd (Oct 2)

A security issue was identified and fixed in xinetd: builtins.c in Xinetd before 2.3.15 does not check the service type when the tcpmux-server service is enabled, which exposes all enabled services and allows remote attackers to bypass intended access [More...]
Mandriva: 2012:156: inn (Oct 2)

A security issue was identified and fixed in ISC INN: The STARTTLS implementation in INN's NNTP server for readers, nnrpd, before 2.5.3 does not properly restrict I/O buffering, which allows man-in-the-middle attackers to insert commands into encrypted sessions [More...]
Mandriva: 2012:152-1: bind (Oct 2)

A vulnerability was discovered and corrected in bind: A nameserver can be caused to exit with a REQUIRE exception if it can be induced to load a specially crafted resource record (CVE-2012-4244). [More...]
Mandriva: 2012:154-1: apache (Oct 1)

Multiple vulnerabilities has been found and corrected in apache (ASF HTTPD): Insecure handling of LD_LIBRARY_PATH was found that could lead to the current working directory to be searched for DSOs. This could [More...]
Mandriva: 2012:155: xinetd (Sep 28)

A security issue was identified and fixed in xinetd: builtins.c in Xinetd before 2.3.15 does not check the service type when the tcpmux-server service is enabled, which exposes all enabled services and allows remote attackers to bypass intended access [More...]
Mandriva: 2012:154: apache (Sep 28)

Multiple vulnerabilities has been found and corrected in apache (ASF HTTPD): Insecure handling of LD_LIBRARY_PATH was found that could lead to the current working directory to be searched for DSOs. This could [More...]
Red Hat: 2012:1327-01: freeradius2: Moderate Advisory (Oct 2)

Updated freeradius2 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 moderate [More...]
Red Hat: 2012:1326-01: freeradius: Moderate Advisory (Oct 2)

Updated freeradius 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 moderate [More...]
Red Hat: 2012:1323-01: kernel: Important Advisory (Oct 2)

Updated kernel packages that fix multiple security issues and several bugs are now available for Red Hat Enterprise Linux 5. The Red Hat Security Response Team has rated this update as having [More...]
Ubuntu: 1576-2: DBus regressions (Oct 4)

DBus could be made to run programs as an administrator.
Ubuntu: 1594-1: Linux kernel (Oneiric backport) vulnerabilities (Oct 3)

Several security issues were fixed in the kernel.
Ubuntu: 1593-1: devscripts vulnerabilities (Oct 2)

Several security issues were fixed in devscripts.
Ubuntu: 1592-1: Python 2.7 vulnerabilities (Oct 2)

Several security issues were fixed in Python 2.7.
Ubuntu: 1590-1: QEMU vulnerability (Oct 2)

QEMU could be made to crash or run programs.
Ubuntu: 1589-1: GNU C Library vulnerabilities (Oct 2)

Multiple security issues were fixed in the GNU C Library.
Ubuntu: 1588-1: Software Properties vulnerability (Oct 1)

Software Properties could be tricked into installing arbitrary PPA GPG keys.
Ubuntu: 1551-2: Thunderbird regressions (Sep 28)

USN-1551-1 introduced regressions in Thunderbird.
Ubuntu: 1587-1: libxml2 vulnerability (Sep 27)

Applications using libxml2 could be made to crash or run programs as yourlogin if they opened a specially crafted file.
Ubuntu: 1586-1: Emacs vulnerabilities (Sep 27)

Emacs could be made to run programs as your login if it opened a speciallycrafted file.
Ubuntu: 1585-1: FreeRADIUS vulnerability (Sep 26)

FreeRADIUS could be made to crash or run programs if it receivedspecially crafted network traffic.
Ubuntu: 1584-1: Transmission vulnerability (Sep 26)

Transmission could be made to expose sensitive information over thenetwork.