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 : perl on SL4.x, SL5.x i386/x86_64

Perl is a high-level programming language commonly used for system administration utilities and web programming. It was found that the 'new' constructor of the Digest module used its argument as part of the string expression passed to the eval function. An attacker could possibly use this flaw to...

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 : 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 : 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 : 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 : 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 : libarchive on SL6.x i386/x86_64

The libarchive programming library can create and read several different streaming archive formats, including GNU tar and cpio. It can also read ISO 9660 CD-ROM images. Two heap-based buffer overflow flaws were discovered in libarchive. If a user were tricked into expanding a specially crafted IS...

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 : libvirt on SL6.x i386/x86_64

The libvirt library is a C API for managing and interacting with the virtualization capabilities of Linux and other operating systems. In addition, libvirt provides tools for remotely managing virtualized systems. An integer overflow flaw was found in libvirtd's RPC call handling. An attacker abl...

Scientific Linux Security Update : krb5 on SL4.x, SL5.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 buffer overflow flaw was found in the MIT krb5 telnet daemon telnetd. A remote attacker who can acce...

Scientific Linux Security Update : dhcp on SL4.x, SL5.x, 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. Two denial of service flaws were found in the way the dhcpd daemon handle...

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

PostgreSQL is an advanced object-relational database management system DBMS. A signedness issue was found in the way the crypt function in the PostgreSQL pgcrypto module handled 8-bit characters in passwords when using Blowfish hashing. Up to three characters immediately preceding a non-ASCII...

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 : 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 : openoffice.org on SL5.x i386/x86_64 (20120322)

OpenOffice.org is an office productivity suite that includes desktop applications, such as a word processor, spreadsheet application, presentation manager, formula editor, and a drawing program. OpenOffice.org embeds a copy of Raptor, which provides parsers for Resource Description Framework RDF...

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

The glibc packages contain the standard C libraries used by multiple programs on the system. These packages contain the standard C and the standard math libraries. Without these two libraries, a Linux system cannot function properly. The fix for CVE-2010-3847 introduced a regression in the way th...

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

Squid is a high-performance proxy caching server for web clients, supporting FTP, Gopher, and HTTP data objects. An input validation flaw was found in the way Squid calculated the total number of resource records in the answer section of multiple name server responses. An attacker could use this...

Scientific Linux Security Update : conga on SL4.x i386/x86_64

The conga packages provide a web-based administration tool for remote cluster and storage management. A privilege escalation flaw was found in luci, the Conga web-based administration application. A remote attacker could possibly use this flaw to obtain administrative access, allowing them to rea...

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

JasPer is an implementation of Part 1 of the JPEG 2000 image compression standard. Two heap-based buffer overflow flaws were found in the way JasPer decoded JPEG 2000 compressed image files. An attacker could create a malicious JPEG 2000 compressed image file that, when opened, would cause...