The igb_receive_skb function in drivers/net/igb/igb_main.c in the Intel Gigabit Ethernet (aka igb) subsystem in the Linux kernel before 2.6.34, when Single Root I/O Virtualization (SR-IOV) and promiscuous mode are enabled but no VLANs are registered, allows remote attackers to cause a denial of service (NULL pointer dereference and panic) and possibly have unspecified other impact via a VLAN tagged frame.
Untrusted search path vulnerability in VMware Workstation 8.x before 8.0.5 and VMware Player 4.x before 4.0.5 on Windows allows host OS users to gain host OS privileges via a Trojan horse DLL in a "system folder."