The kernel is vulnerable to denial of service (DoS).A possible NULL pointer dereference was found in the subsystem used for showing CPU information, as used by CHRP systems on PowerPC architectures. This may have allowed a local unprivileged user to cause a denial of service (crash).
marc.info/?l=linux-kernel&m=119576191029571&w=2
rhn.redhat.com/errata/RHSA-2008-0055.html
secunia.com/advisories/28696
secunia.com/advisories/28748
secunia.com/advisories/29058
secunia.com/advisories/29236
secunia.com/advisories/30018
secunia.com/advisories/30515
secunia.com/advisories/30769
www.debian.org/security/2008/dsa-1503
www.debian.org/security/2008/dsa-1504
www.debian.org/security/2008/dsa-1565
www.redhat.com/security/updates/classification/#important
www.redhat.com/support/errata/RHSA-2008-0154.html
www.securityfocus.com/bid/27555
www.ubuntu.com/usn/usn-618-1
www.vupen.com/english/advisories/2008/0380
access.redhat.com/errata/RHSA-2008:0154
bugzilla.redhat.com/show_bug.cgi?id=396751
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11215
usn.ubuntu.com/614-1/