RHEL5.1 Updated kernel package 2.6.18-53.1.21.el5 Oracle's EL 2.6.18-53.1.21.0.1.el5

RHEL5.1 Updated kernel package 2.6.18-53.1.19.el5 Oracle's EL 2.6.18-53.1.19.0.1.el5 - tmpfile::memoが出たばっかなんだけど、
RHEL kernel-2.6.18-53.1.21.el5 [RHSA-2008:0275-01] Important: kernel security and bug fix update 2008/05/20
Oracle's EL kernel-2.6.18-53.1.21.0.1.el5 [El-errata] ELSA-2008-0275 Important: Enterprise Linux 5 kernel security and bug fix update 2008/05/21
より

[2.6.18-53.1.21.0.1.el5]
- [NET] Add entropy support to e1000 and bnx2 (John Sobecki) [ORA 6045759]
- [NET] Fix msi issue with kexec/kdump (Michael Chan) [ORA 6219364]
- [MM] Fix alloc_pages_node() static `nid' race made kernel crash (Joe 
Jin) [ORA 6187457]
- [splice] Fix bad unlock_page() in error case  (Jens Axboe) [ORA 6263574]
- [dio] fix error-path crashes (Linux Torvalds) [ORA 6242289]

[2.6.18-53.1.21.el5]
- [misc] infinite loop in highres timers (Michal Schmidt ) [440001]
- [video] PWC driver DoS (Pete Zaitcev ) [308521]
- [x86_64] fix unprivileged crash on %cs corruption (Jarod Wilson ) [439787]
- [net] ESP: ensure IV is in linear part of the skb (Thomas Graf ) [427247]
- [cpufreq] booting with maxcpus=1 panics (Doug Chapman ) [429516]
- [net] sunrpc: lockd recovery is broken (Steve Dickson ) [445360]
- [cpufreq] don't take sem in cpufreq_quick_get (Doug Chapman ) [400821]
- [cpufreq] remove hotplug cpu cruft (Doug Chapman ) [400821]
- [cpufreq] governor: use new rwsem locking in work cb (Doug Chapman ) 
[400821]
- [cpufreq] ondemand governor restructure the work cb (Doug Chapman ) 
[400821]
- [cpufreq] rewrite lock to eliminate hotplug issues (Doug Chapman ) 
[400821]

[2.6.18-53.1.20.el5]
- [misc] fix softlockup warnings/crashes (Chris Lalancette ) [444402]

Oracle's ELのみの変更は kernel-2.6.18-53.1.19.0.1.el5と一緒。