Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The subpage MMIO initialization functionality in the subpage_register function in exec.c in QEMU-KVM, as used in the Hypervisor (aka rhev-hypervisor) in Red Hat Enterprise Virtualization (RHEV) 2.2 and KVM 83, does not properly select the index for access to the callback array, which allows guest OS users to cause a denial of service (guest OS crash) or possibly gain privileges via unspecified vectors.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Red Hat QEMU KVM subpage_register函数权限许可和访问控制
Vulnerability Description
QEMU（又名Quick Emulator）是法国程序员法布里斯-贝拉（Fabrice Bellard）所研发的一套模拟处理器软件。该软件具有速度快、跨平台等特点。 QEMU-KVM中的subpage_register函数中的MMIO子页初始化函数不能正确选择获取回调数组索引，Guest用户可以借助未明向量导致拒绝服务（Guest系统崩溃）或可能获取特权。
CVSS Information
N/A
Vulnerability Type
N/A