Security update for Linux kernel

Knowledgebase

(Last modified: 01AUG2006)

solutions Security update for Linux kernel SuSE Linux Maintenance Web (39e32c0bf903b8ec7388b676742259ff)

Applies to

Package: kernel-debug
kernel-default
kernel-smp
kernel-source
kernel-syms
kernel-xen
Product(s): SUSE SLED 10 for AMD64 and Intel EM64T
SUSE SLES 10 for AMD64 and Intel EM64T

Release: 20060801
Obsoletes: none

Indications

Everyone using the Linux Kernel on x86_64 architecture should update.

Contraindications

None.

Problem description

This kernel update fixes the following security problems:

CVE-2006-3626: A race condition allows local users to gain root privileges by changing the file mode of /proc/self/ files in a way that causes those files (for instance /proc/self/environ) to become setuid root. [#192688]
CVE-2006-2935: A stackbased buffer overflow in CDROM / DVD handling was fixed which could be used by a physical local attacker to crash the kernel or execute code within kernel context, depending on presence of automatic DVD handling in the system. [#190396]
CVE-2006-2451: Due to an argument validation error in prctl(PR_SET_DUMPABLE) a local attacker can easily gain administrator (root) privileges. [#186980]

and the following non security bugs:

Limit the maximum number of LUNs to 16384 [#185164]
LSI 1030/MPT Fusion driver hang during error recovery -- Optionally disable QAS [#180100]
advance buffer pointers in h_copy_rdma() to avoid data corruption [#186444]

Solution

Please install the updates provided at the location noted below.

Installation notes

This update is provided as an RPM package that can easily be installed onto a running system by using this command:

rpm -Fvh kernel-*.rpm

In case you are using LILO as bootmanager, please make sure that you also execute the command

lilo

after installing the update for the system to remain bootable.
Finally, reboot the system with



shutdown -r now

links to download packages

Download Source Packages

Download the source code of the patches for maintained products.

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