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 : mutt on SL5.x, SL4.x, SL3.x i386/x86_64

A flaw was found in the way Mutt used temporary files on NFS file systems. Due to an implementation issue in the NFS protocol, Mutt was not able to exclusively open a new file. A local attacker could conduct a time-dependent attack and possibly gain access to e-mail attachments opened by a victim...

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

This update fixes the following security issues : - a flaw was found in the Realtek r8169 Ethernet driver in the Linux kernel. pciunmapsingle presented a memory leak that could lead to IOMMU space exhaustion and a system crash. An attacker on the local network could trigger this flaw by using jum...

Scientific Linux Security Update : vixie-cron on SL5.x i386/x86_64 (20120221)

The vixie-cron package contains the Vixie version of cron. Cron is a standard UNIX daemon that runs specified programs at scheduled times. The vixie-cron package adds improved security and more powerful configuration options to the standard version of cron. A race condition was found in the way t...

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

These updated packages fix the following security issues : - the absence of a protection mechanism when attempting to access a critical section of code has been found in the Linux kernel open file descriptors control mechanism, fcntl. This could allow a local unprivileged user to simultaneously...

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

This update fixes the following security issues : - Information leak flaws were found in the Linux kernel Traffic Control Unit implementation. A local attacker could use these flaws to cause the kernel to leak kernel memory to user-space, possibly leading to the disclosure of sensitive informatio...

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

There was a security issue with the default installed configuration of autofs version 5 whereby the entry for the 'hosts' map did not specify the 'nosuid' mount option. A local user with control of a remote nfs server could create a setuid root executable within an exported filesystem on the remo...

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

These new kernel packages fix the following security issues : A flaw was found in the virtual filesystem VFS. An unprivileged local user could truncate directories to which they had write permission; this could render the contents of the directory inaccessible. CVE-2008-0001, Important A flaw was...

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 : kernel on SL5.x i386/x86_64

This update fixes the following security issues : - instances of unsafe sprintf use were found in the Linux kernel Bluetooth implementation. Creating a large number of Bluetooth L2CAP, SCO, or RFCOMM sockets could result in arbitrary memory pages being overwritten. A local, unprivileged user coul...

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

These updated packages fix the following security issue : - a possible kernel memory leak was found in the Linux kernel Simple Internet Transition SIT INET6 implementation. This could allow a local unprivileged user to cause a denial of service. CVE-2008-2136, Important As well, these updated...

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

These updated packages fix the following security issues : - a possible kernel memory leak was found in the Linux kernel Simple Internet Transition SIT INET6 implementation. This could allow a local unprivileged user to cause a denial of service. CVE-2008-2136, Important - a flaw was found in the...

Scientific Linux Security Update : nfs-utils on SL5.x i386/x86_64

It was discovered that nfs-utils did not use tcpwrappers correctly. Certain hosts access rules defined in '/etc/hosts.allow' and '/etc/hosts.deny' may not have been honored, possibly allowing remote attackers to bypass intended access restrictions. CVE-2008-4552 This updated package also fixes th...

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

This update fixes the following security issues : - a flaw was found in the CIFSSMBWrite function in the Linux kernel Common Internet File System CIFS implementation. A remote attacker could send a specially crafted SMB response packet to a target CIFS client, resulting in a kernel panic denial o...

Scientific Linux Security Update : nfs-utils-lib on SL4.x i386/x86_64

Tenable Network Security discovered a stack-based buffer overflow flaw in the RPC library used by nfs-utils-lib. A remote unauthenticated attacker who can access an application linked against nfs-utils-lib could trigger this flaw and cause the application to crash. On Red Hat Enterprise Linux 4 i...

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

Multiple insecure temporary file use flaws were discovered in rgmanager and various resource scripts run by rgmanager. A local attacker could use these flaws to overwrite an arbitrary file writable by the rgmanager process i.e. user root with the output of rgmanager or a resource agent via a...

Scientific Linux Security Update : kernel on SL5.x i386/x86_64 (20120710)

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security fix : - The fix for CVE-2011-1083 introduced a flaw in the way the Linux kernel's Event Poll epoll subsystem handled resource clean up when an ELOOP error code was returned. A local, unprivileged user...

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

These updated packages fix the following security issues : - a flaw in the hypervisor for hosts running on Itanium architectures allowed an Intel VTi domain to read arbitrary physical memory from other Intel VTi domains, which could make information available to unauthorized users. CVE-2007-6207,...

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

Security fixes : - a logic error was found in the dosetlk function of the Linux kernel Network File System NFS implementation. If a signal interrupted a lock request, the local POSIX lock was incorrectly created. This could cause a denial of service on the NFS server if a file descriptor was clos...

Scientific Linux Security Update : nfs-utils on SL6.x i386/x86_64

The nfs-utils packages provide a daemon for the kernel Network File System NFS server, and related tools such as the mount.nfs, umount.nfs, and showmount programs. A flaw was found in the way nfs-utils performed IP based authentication of mount requests. In configurations where a directory was...