Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The ehci_advance_state function in hw/usb/hcd-ehci.c in QEMU allows local guest OS administrators to cause a denial of service (infinite loop and CPU consumption) via a circular split isochronous transfer descriptor (siTD) list, a related issue to CVE-2015-8558.
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的hw/usb/hcd-ehci.c文件中的‘ehci_advance_state’函数存在安全漏洞。本地攻击者可借助循环的拆分同步名称描述符(iTD)列表利用该漏洞造成拒绝服务(无限循环和CPU消耗)。
CVSS Information
N/A
Vulnerability Type
N/A