Deduplication Appliance Best Practices

To learn about the Performance Impacts of Deduplicated Storage Systems, visit KB2660. Purpose This article provides links to vendor-provided best practices documents and vendor-specific configuration advice found in the Veeam Backup & Replication User Guide. It also offers general recommendations...

sblim: hash table collisions CPU usage DoS

internal/cimxml/sax/NodeFactory.java in Standards-Based Linux Instrumentation for Manageability SBLIM Common Information Model CIM Client aka sblim-cim-client2 before 2.1.12 computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent...

Simultaneous multithreading processors may leak information through cache eviction analysis techniques

Overview Operating systems on hardware platforms supporting simultaneous multi-threading Hyper-Threading technology in particular are potentially vulnerable to information leakage to local users. Proof of concept papers and code demonstrating successful attacks against cryptographic keys are in...

Potential Remote Denial of Service

Summary: A remote attacker could cause and smbd process to consume abnormal amounts of system resources due to an input validation error when matching filenames containing wildcard characters. Patch Availability A patch for Samba 3.0.7 samba-3.0.7-CAN-2004-0930.patch is available from...

Cisco Catalyst 5000 Series Frame STP Port Broadcast DoS (CSCdt62732)

When an 802.1x IEEE standard for port based network access control frame is received by an affected Catalyst 5000 series switch on a STP Spanning Tree Protocol blocked port it is forwarded in that VLAN Virtual Local Area Network instead of being dropped. This causes a performance impacting 802.1x...

FreeBSD-SA-00:69.telnetd

-----BEGIN PGP SIGNED MESSAGE----- ============================================================================= FreeBSD-SA-00:69 Security Advisory FreeBSD, Inc. Topic: telnetd allows remote system resource consumption REVISED Category: core Module: telnetd Announced: 2000-11-14 Revised:...