Scientific Linux Security Update : kernel on SL6.x i386/x86_64 (20120417)

The kernel packages contain the Linux kernel, the core of any Linux operating system. This update fixes the following security issues : - Numerous reference count leaks were found in the Linux kernel's block layer I/O context handling implementation. This could allow a local, unprivileged user to...

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

This update fixes the following security issues : - multiple flaws were found in the mmap and mremap implementations. A local user could use these flaws to cause a local denial of service or escalate their privileges. CVE-2010-0291, Important - a NULL pointer dereference flaw was found in the Fas...

Scientific Linux Security Update : kernel on SL6.x i386/x86_64 (20120515)

This update fixes the following security issues : - A flaw was found in the way the Linux kernel's journalunmapbuffer function handled buffer head states. On systems that have an ext4 file system with a journal mounted, a local, unprivileged user could use this flaw to cause a denial of service...

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

A race condition flaw has been found in the OpenSSL TLS server extension parsing code, which could affect some multithreaded OpenSSL applications. Under certain specific conditions, it may be possible for a remote attacker to trigger this race condition and cause such an application to crash, or...

Scientific Linux Security Update : kernel on SL5.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 : - An integer overflow flaw in ibuverbspollcq could allow a local, unprivileged user to cause a denial of service or escalate their privileges. CVE-2010-4649,...

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 : libtasn1 on SL6.x i386/x86_64 (20120327)

libtasn1 is a library developed for ASN.1 Abstract Syntax Notation One structures management that includes DER Distinguished Encoding Rules encoding and decoding. A flaw was found in the way libtasn1 decoded DER data. An attacker could create carefully-crafted DER encoded input such as an X.509...

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

This update fixes the following security issues : - A flaw was found in sctppacketconfig in the Linux kernel's Stream Control Transmission Protocol SCTP implementation. A remote attacker could use this flaw to cause a denial of service. CVE-2010-3432, Important - A missing integer overflow check...

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

A race condition flaw was found in the PolicyKit pkexec utility and polkitd daemon. A local user could use this flaw to appear as a privileged user to pkexec, allowing them to execute arbitrary commands as root by running those commands with pkexec. CVE-2011-1485 The system must be rebooted for...

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

It was discovered that the last dbus security update did not correctly fix the denial of service flaw in the system for sending messages between applications. A local user could use this flaw to send a message with a malformed signature to the bus, causing the bus and, consequently, any process...

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 : 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 : kernel on SL6.x i386/x86_64 (20120123)

The kernel packages contain the Linux kernel, the core of any Linux operating system. This update fixes the following security issue : - It was found that permissions were not checked properly in the Linux kernel when handling the /proc/pid/mem writing functionality. A local, unprivileged user...

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 SL3.x i386/x86_64

CVE-2009-2692 kernel: uninit op in SOCKOPSWRAP leads to privesc CVE-2009-2698 kernel: udp socket NULL ptr dereference These updated packages fix the following security issues : - a flaw was found in the SOCKOPSWRAP macro in the Linux kernel. This macro did not initialize the sendpage operation in...

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

This update fixes the following security issues : - A NULL pointer dereference flaw was found in the iosubmitone function in the Linux kernel asynchronous I/O implementation. A local, unprivileged user could use this flaw to cause a denial of service. CVE-2010-3066, Moderate - A flaw was found in...

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

This update fixes the following security issues : - A flaw was found in the Linux kernel's garbage collector for AFUNIX sockets. A local, unprivileged user could use this flaw to trigger a denial of service out-of-memory condition. CVE-2010-4249, Moderate - A flaw was found in the Linux kernel's...

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

Security fixes : - An integer overflow flaw in ibuverbspollcq could allow a local, unprivileged user to cause a denial of service or escalate their privileges. CVE-2010-4649, Important - An integer signedness flaw in drmmodesetctl could allow a local, unprivileged user to cause a denial of servic...

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

CVE-2009-3547 kernel: fs: pipe.c NULL pointer dereference This update fixes the following security issues : - a NULL pointer dereference flaw was found in each of the following functions in the Linux kernel: pipereadopen, pipewriteopen, and piperdwropen. When the mutex lock is not held, the ipipe...

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

Security fixes : - a NULL pointer dereference flaw was found in the sctprcvootb function in the Linux kernel Stream Control Transmission Protocol SCTP implementation. A remote attacker could send a specially crafted SCTP packet to a target system, resulting in a denial of service. CVE-2010-0008,...