Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The imx_fec_do_tx function in hw/net/imx_fec.c in QEMU (aka Quick Emulator) does not properly limit the buffer descriptor count when transmitting packets, which allows local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) via vectors involving a buffer descriptor with a length of 0 and crafted values in bd.flags.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
QEMU 拒绝服务漏洞
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。 QEMU中的hw/net/imx_fec.c文件中的‘imx_fec_do_tx’函数存在安全漏洞，该漏洞源于当传递数据包时，程序没有正确限制缓冲区描述符计数。本地攻击者可利用该漏洞造成拒绝服务（无限循环和QEMU进程崩溃）。
CVSS Information
N/A
Vulnerability Type
N/A