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I. Basic Information for CVE-2016-7421
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
The pvscsi_ring_pop_req_descr function in hw/scsi/vmw_pvscsi.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) by leveraging failure to limit process IO loop to the ring size.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
QEMU 拒绝服务漏洞
Source: CNNVD (China National Vulnerability Database)
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/scsi/vmw_pvscsi.c文件的‘pvscsi_ring_pop_req_descr’函数存在安全漏洞。本地访客端操作系统的攻击者可通过运行SCSI IO请求利用该漏洞造成拒绝服务(无限循环和QEMU进程崩溃)。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
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II. Public POCs for CVE-2016-7421
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III. Intelligence Information for CVE-2016-7421
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