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

A heap-based buffer overflow flaw was found in the way libtiff processed certain TIFF Internet Fax image files, compressed with the CCITT Group 4 compression algorithm. An attacker could use this flaw to create a specially crafted TIFF file that, when opened, would cause an application linked...

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

It was discovered that Postfix did not flush the received SMTP commands buffer after switching to TLS encryption for an SMTP session. A man-in-the-middle attacker could use this flaw to inject SMTP commands into a victim's session during the plain text phase. This would lead to those commands bei...

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

The Apache HTTP Server is a popular web server. It was discovered that the Apache HTTP Server did not properly validate the request URI for proxied requests. In certain configurations, if a reverse proxy used the ProxyPassMatch directive, or if it used the RewriteRule directive with the proxy fla...

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

The Apache Portable Runtime APR is a portability library used by the Apache HTTP Server and other projects. It provides a free library of C data structures and routines. The fix for CVE-2011-0419 introduced an infinite loop flaw in the aprfnmatch function when the APRFNMPATHNAME matching flag was...

Scientific Linux Security Update : php on SL4.x i386/x86_64 (20120130)

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 : apr on SL4.x, SL5.x, SL6.x i386/x86_64

It was discovered that the aprfnmatch function used an unconstrained recursion when processing patterns with the '' wildcard. An attacker could use this flaw to cause an application using this function, which also accepted untrusted input as a pattern for matching such as an httpd server using th...

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

The Apache Portable Runtime APR is a portability library used by the Apache HTTP Server and other projects. It provides a free library of C data structures and routines. The fix for CVE-2011-0419 introduced an infinite loop flaw in the aprfnmatch function when the APRFNMPATHNAME matching flag was...

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

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 uninitialized variable use flaw was found in OpenSSL. This flaw could cause an application using the OpenSSL...

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

Multiple input sanitization flaws were found in the way Mailman displayed usernames of subscribed users on certain pages. If a user who is subscribed to a mailing list were able to trick a victim into visiting one of those pages, they could perform a cross-site scripting XSS attack against the...

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

A flaw was found in the way Samba handled file descriptors. If an attacker were able to open a large number of file descriptors on the Samba server, they could flip certain stack bits to '1' values, resulting in the Samba server smbd crashing. CVE-2011-0719 After installing this update, the smb...

Scientific Linux Security Update : scsi-target-utils on SL5.x, SL6.x i386/x86_64

A double-free flaw was found in scsi-target-utils' tgtd daemon. A remote attacker could trigger this flaw by sending carefully-crafted network traffic, causing the tgtd daemon to crash. CVE-2011-0001 All running scsi-target-utils services must be restarted for the update to take effect...

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. Several flaws were found in the processing of malformed web content. A web page containing malicious content could cause Firefox to crash or, potentially, execute arbitrary code with...

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

A heap-based buffer overflow flaw was found in the way libtiff processed certain TIFF files encoded with a 4-bit run-length encoding scheme from ThunderScan. An attacker could use this flaw to create a specially crafted TIFF file that, when opened, would cause an application linked against libtif...

Scientific Linux Security Update : util-linux-ng on SL6.x i386/x86_64

The util-linux-ng packages contain a large variety of low-level system utilities that are necessary for a Linux operating system to function. Multiple flaws were found in the way the mount and umount commands performed mtab mounted file systems table file updates. A local, unprivileged user allow...

Scientific Linux Security Update : java-1.6.0-openjdk on SL5.x i386/x86_64 (20120221)

These packages provide the OpenJDK 6 Java Runtime Environment and the OpenJDK 6 Software Development Kit. It was discovered that Java2D did not properly check graphics rendering objects before passing them to the native renderer. Malicious input, or an untrusted Java application or applet could u...

Scientific Linux Security Update : glibc on SL6.x i386/x86_64 (20120124)

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. An integer overflow flaw, leading to a heap-based buffer...

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...