Scientific Linux Security Update : bind-dyndb-ldap on SL6.x i386/x86_64 (20120521)

The dynamic LDAP back end is a plug-in for BIND that provides back-end capabilities to LDAP databases. It features support for dynamic updates and internal caching that help to reduce the load on LDAP servers. A flaw was found in the way bind-dyndb-ldap handled LDAP query errors. If a remote...

Scientific Linux Security Update : qemu-kvm on SL6.x x86_64

KVM Kernel-based Virtual Machine is a full virtualization solution for Linux on AMD64 and Intel 64 systems. qemu-kvm is the user-space component for running virtual machines using KVM. It was found that qemu-kvm did not properly drop supplemental group privileges when the root user started guests...

Scientific Linux Security Update : NetworkManager on SL6.x i386/x86_64

NetworkManager is a network link manager that attempts to keep a wired or wireless network connection active at all times. The ifcfg-rh NetworkManager plug-in is used in Scientific Linux distributions to read and write configuration information from the /etc/sysconfig/network-scripts/ifcfg- files...

Scientific Linux Security Update : kernel on SL5.x i386/x86_64 (20120612)

The kernel packages contain the Linux kernel, the core of any Linux operating system. This update fixes the following security issues : - It was found that the Xen hypervisor implementation as shipped with Scientific Linux 5 did not properly restrict the syscall return addresses in the sysret...

Scientific Linux Security Update : systemtap on SL6.x i386/x86_64

SystemTap is an instrumentation system for systems running the Linux kernel. The system allows developers to write scripts to collect data on the operation of the system. It was found that SystemTap did not perform proper module path sanity checking if a user specified a custom path to the uprobe...

Scientific Linux Security Update : fuse on SL6.x i386/x86_64

FUSE Filesystem in Userspace can implement a fully functional file system in a user-space program. These packages provide the mount utility, fusermount, the tool used to mount FUSE file systems. Multiple flaws were found in the way fusermount handled the mounting and unmounting of directories whe...

Scientific Linux Security Update : libtiff on SL5.x, SL6.x i386/x86_64 (20120410)

The libtiff packages contain a library of functions for manipulating Tagged Image File Format TIFF files. Two integer overflow flaws, leading to heap-based buffer overflows, were found in the way libtiff attempted to allocate space for a tile in a TIFF image file. An attacker could use these flaw...

Scientific Linux Security Update : icu on SL5.x, SL6.x i386/x86_64

The International Components for Unicode ICU library provides robust and full-featured Unicode services. A stack-based buffer overflow flaw was found in the way ICU performed variant canonicalization for some locale identifiers. If a specially crafted locale representation was opened in an...

Scientific Linux Security Update : expat on SL5.x, SL6.x i386/x86_64 (20120613)

Expat is a C library written by James Clark for parsing XML documents. A denial of service flaw was found in the implementation of hash arrays in Expat. An attacker could use this flaw to make an application using Expat consume an excessive amount of CPU time by providing a specially crafted XML...

Scientific Linux Security Update : php53 and php on SL5.x, SL6.x i386/x86_64 (20120111)

PHP is an HTML-embedded scripting language commonly used with the Apache HTTP Server. It was found that the hashing routine used by PHP arrays was susceptible to predictable hash collisions. If an HTTP POST request to a PHP application contained many parameters whose names map to the same hash...

Scientific Linux Security Update : cups on SL6.x i386/x86_64

The Common UNIX Printing System CUPS provides a portable printing layer for UNIX operating systems. A heap-based buffer overflow flaw was found in the Lempel-Ziv-Welch LZW decompression algorithm implementation used by the CUPS GIF image format reader. An attacker could create a malicious GIF ima...

Scientific Linux Security Update : squirrelmail on SL4.x, SL5.x (20120208)

SquirrelMail is a standards-based webmail package written in PHP. A cross-site scripting XSS flaw was found in the way SquirrelMail performed the sanitization of HTML style tag content. A remote attacker could use this flaw to send a specially crafted Multipurpose Internet Mail Extensions MIME...

Scientific Linux Security Update : kernel on SL6.x i386/x86_64

The kernel packages contain the Linux kernel, the core of any Linux operating system. This update fixes the following security issues : - It was found that the receive hook in the ipipinit function in the ipip module, and in the ipgreinit function in the ipgre module, could be called before netwo...

Scientific Linux Security Update : tigervnc on SL6.x i386/x86_64

Virtual Network Computing VNC is a remote display system which allows you to view a computer's desktop environment not only on the machine where it is running, but from anywhere on the Internet and from a wide variety of machine architectures. TigerVNC is a suite of VNC servers and clients. It wa...

Scientific Linux Security Update : glibc on SL5.x i386/x86_64 (20120718)

The glibc packages provide the standard C and standard math libraries used by multiple programs on the system. Without these libraries, the Linux system cannot function properly. It was discovered that the formatted printing functionality in glibc did not properly restrict the use of alloca. This...

Scientific Linux Security Update : sudo on SL5.x, SL6.x i386/x86_64 (20120716)

The sudo superuser do utility allows system administrators to give certain users the ability to run commands as root. A flaw was found in the way the network matching code in sudo handled multiple IP networks listed in user specification configuration directives. A user, who is authorized to run...

Scientific Linux Security Update : kernel on SL6.x i386/x86_64

The kernel packages contain the Linux kernel, the core of any Linux operating system. This update fixes the following security issues : - Flaws in the AGPGART driver implementation when handling certain IOCTL commands could allow a local user to cause a denial of service or escalate their...

Scientific Linux Security Update : libsndfile on SL6.x i386/x86_64

The libsndfile packages provide a library for reading and writing sound files. An integer overflow flaw, leading to a heap-based buffer overflow, was found in the way the libsndfile library processed certain Ensoniq PARIS Audio Format PAF audio files. An attacker could create a specially crafted...

Scientific Linux Security Update : php on SL5.x, SL6.x i386/x86_64 (20120507)

PHP is an HTML-embedded scripting language commonly used with the Apache HTTP Server. A flaw was found in the way the php-cgi executable processed command line arguments when running in CGI mode. A remote attacker could send a specially crafted request to a PHP script that would result in the que...

Scientific Linux Security Update : cups on SL5.x i386/x86_64 (20120221)

The Common UNIX Printing System CUPS provides a portable printing layer for Linux, UNIX, and similar operating systems. A heap-based buffer overflow flaw was found in the Lempel-Ziv-Welch LZW decompression algorithm implementation used by the CUPS GIF image format reader. An attacker could create...