Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The virtio_gpu_set_scanout function in QEMU (aka Quick Emulator) built with Virtio GPU Device emulator support allows local guest OS users to cause a denial of service (out-of-bounds read and process crash) via a scanout id in a VIRTIO_GPU_CMD_SET_SCANOUT command larger than num_scanouts.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
QEMU 安全漏洞
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。 基于Virtio GPU Device模拟器支持实现的QEMU中的‘virtio_gpu_set_scanout’函数存在安全漏洞。本地攻击者可借助特制的VIRTIO_GPU_CMD_SET_SCANOUT命令利用该漏洞造成拒绝服务（越边界读取和进程崩溃）。
CVSS Information
N/A
Vulnerability Type
N/A