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 : openssl on SL4.x i386/x86_64 (20120201)

OpenSSL is a toolkit that implements the Secure Sockets Layer SSL v2/v3 and Transport Layer Security TLS v1 protocols, as well as a full-strength, general purpose cryptography library. An information leak flaw was found in the SSL 3.0 protocol implementation in OpenSSL. Incorrect initialization o...

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

The Dynamic Host Configuration Protocol DHCP is a protocol that allows individual devices on an IP network to get their own network configuration information, including an IP address, a subnet mask, and a broadcast address. A denial of service flaw was found in the way the dhcpd daemon handled DH...

Scientific Linux Security Update : php53 on SL5.x i386/x86_64 (20120202)

PHP is an HTML-embedded scripting language commonly used with the Apache HTTP Server. It was discovered that the fix for CVE-2011-4885 released via in a previous update for php53 introduced an uninitialized memory use flaw. A remote attacker could send a specially crafted HTTP request to cause th...

Scientific Linux Security Update : tomcat5 on SL5.x i386/x86_64

Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages JSP technologies. It was found that web applications could modify the location of the Tomcat host's work directory. As web applications deployed on Tomcat have read and write access to this directory, a malicious web...

Scientific Linux Security Update : php on SL4.x, SL5.x, SL6.x i386/x86_64 (20120202)

PHP is an HTML-embedded scripting language commonly used with the Apache HTTP Server. It was discovered that the fix for CVE-2011-4885 released via previous php packages introduced an uninitialized memory use flaw. A remote attacker could send a specially crafted HTTP request to cause the PHP...

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 : kernel on SL6.x i386/x86_64 (20120618)

The kernel packages contain the Linux kernel, the core of any Linux operating system. This update fixes the following security issues : - A local, unprivileged user could use an integer overflow flaw in drmmodedirtyfbioctl to cause a denial of service or escalate their privileges. CVE-2012-0044,...

Scientific Linux Security Update : kernel on SL5.x i386/x86_64 (20120209)

The kernel packages contain the Linux kernel, the core of any Linux operating system. This update fixes the following security issues : - Using the SGIO ioctl to issue SCSI requests to partitions or LVM volumes resulted in the requests being passed to the underlying block device. If a privileged...

Scientific Linux Security Update : raptor on SL6.x i386/x86_64 (20120322)

Raptor provides parsers for Resource Description Framework RDF files. An XML External Entity expansion flaw was found in the way Raptor processed RDF files. If an application linked against Raptor were to open a specially crafted RDF file, it could possibly allow a remote attacker to obtain a cop...

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 : krb5 on SL6.x i386/x86_64

Kerberos is a network authentication system which allows clients and servers to authenticate to each other using symmetric encryption and a trusted third party, the Key Distribution Center KDC. A NULL pointer dereference flaw was found in the way the MIT Kerberos KDC processed certain TGS...

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 : perl on SL6.x i386/x86_64

Perl is a high-level programming language commonly used for system administration utilities and web programming. A heap-based buffer overflow flaw was found in the way Perl decoded Unicode strings. An attacker could create a malicious Unicode string that, when decoded by a Perl program, would cau...

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 : sysstat on SL5.x i386/x86_64

The sysstat package contains a set of utilities which enable system monitoring of disks, network, and other I/O activity. It was found that the sysstat initscript created a temporary file in an insecure way. A local attacker could use this flaw to create arbitrary files via a symbolic link attack...

Scientific Linux Security Update : firefox on SL4.x, SL5.x, SL6.x i386/x86_64

Mozilla Firefox is an open source web browser. XULRunner provides the XUL Runtime environment for Mozilla Firefox. It was found that a Certificate Authority CA issued a fraudulent HTTPS certificate. This update renders any HTTPS certificates signed by that CA as untrusted, except for a select few...

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

Openswan is a free implementation of Internet Protocol Security IPsec and Internet Key Exchange IKE. IPsec uses strong cryptography to provide both authentication and encryption services. These services allow you to build secure tunnels through untrusted networks. A use-after-free flaw was found ...

Scientific Linux Security Update : kernel on SL6.x i386/x86_64 (20120710)

The kernel packages contain the Linux kernel, the core of any Linux operating system. This update fixes the following security issues : - A NULL pointer dereference flaw was found in the nfctfrag6reasm function in the Linux kernel's netfilter IPv6 connection tracking implementation. A remote...

Scientific Linux Security Update : xorg-x11-server on SL5.x, SL6.x i386/x86_64

X.Org is an open source implementation of the X Window System. It provides the basic low-level functionality that full-fledged graphical user interfaces are designed upon. Multiple input sanitization flaws were found in the X.Org GLX OpenGL extension to the X Window System extension. A malicious,...