EUVD-2009-3695

Malware in sbrugna...

SUSE CVE-2010-0298

The x86 emulator in KVM 83 does not use the Current Privilege Level CPL and I/O Privilege Level IOPL in determining the memory access available to CPL3 code, which allows guest OS users to cause a denial of service guest OS crash or gain privileges on the guest OS by leveraging access to a 1 IO...

The x86 emulator in KVM 83 does not use the Current Privilege Level (CPL) and I/O Privilege Level (IOPL) in determining the memory access available to CPL3 code which allows guest OS users to cause a denial of service (guest OS crash) or gain privileges on the guest OS by leveraging access to a (1) IO port or (2) MMIO region a related issue to CVE-2010-0306.

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KVM: Check cpl before emulating debug register access

The handledr function in arch/x86/kvm/vmx.c in the KVM subsystem in the Linux kernel before 2.6.31.1 does not properly verify the Current Privilege Level CPL before accessing a debug register, which allows guest OS users to cause a denial of service trap on the host OS via a crafted application...