kernel security and bug fix update

kernel
[2.6.18-348.2.1]

• [misc] tainted flags, fix buffer size (Prarit Bhargava) [905829 901547]
• [net] be2net: fix unconditionally returning IRQ_HANDLED in INTx (Ivan Vecera) [884704 878316]
• [net] be2net: fix INTx ISR for interrupt behaviour on BE2 (Ivan Vecera) [884704 878316]
• [net] be2net: fix a possible events_get() race on BE2 (Ivan Vecera) [884704 878316]
• [firmware] Expand kernel boot-time storage for DMI table structs (Lenny Szubowicz) [902683 862865]
• [fs] udf: Fortify loading of sparing table (Nikola Pajkovsky) [843140 843141] {CVE-2012-3400}
• [fs] udf: Improve table length check to avoid possible overflow (Nikola Pajkovsky) [843140 843141] {CVE-2012-3400}
• [fs] udf: Avoid run away loop when partition table is corrupted (Nikola Pajkovsky) [843140 843141] {CVE-2012-3400}