Updated kernel packages that fix a number of security issues as well as
other bugs are now available for CentOS Linux 2.1 (64 bit
This security advisory has been rated as having moderate security impact
by the CentOS Security Response Team.
The Linux kernel handles the basic functions of the operating system.
These new kernel packages contain fixes for the security issues described
* a flaw in the USB devio handling of device removal that allowed a local
user to cause a denial of service (crash) (CVE-2005-3055, moderate)
* a flaw in ROSE due to missing verification of the ndigis argument of new
routes (CVE-2005-3273, moderate)
* a minor info leak in socket name handling in the network code
* a minor info leak in socket option handling in the network code
* a directory traversal vulnerability in smbfs that allowed a local user to
escape chroot restrictions for an SMB-mounted filesystem via "..\\"
sequences (CVE-2006-1864, moderate)
* a flaw in the mprotect system call that allowed to give write permission
to a readonly attachment of shared memory (CVE-2006-2071, moderate)
* a flaw in IPv4 netfilter handling for the unlikely use of SNMP NAT
processing that allowed a remote user to cause a denial of service (crash)
or potential memory corruption (CVE-2006-2444, moderate)
All CentOS Linux 2.1 users are advised to upgrade their kernels
to these updated packages, which contain backported fixes to correct these