The do_insn_fetch function in arch/x86/kvm/emulate.c in the x86
emulator in the KVM subsystem in the Linux kernel before
2.6.32-rc8-next-20091125 tries to interpret instructions that contain
too many bytes to be valid, which allows guest OS users to cause a
denial of service (increased scheduling latency) on the host OS via
unspecified manipulations related to SMP support.
Note:References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MLIST:[oss-security] 20091125 CVE request: kernel: KVM: x86 emulator: limit instructions to 15 bytes
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