Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
A flaw was found in the libvirt nwfilter driver. The virNWFilterObjListNumOfNWFilters method failed to acquire the driver->nwfilters mutex before iterating over virNWFilterObj instances. There was no protection to stop another thread from concurrently modifying the driver->nwfilters object. This flaw allows a malicious, unprivileged user to exploit this issue via libvirt's API virConnectNumOfNWFilters to crash the network filter management daemon (libvirtd/virtnwfilterd).
CVSS Information
N/A
Vulnerability Type
加锁机制不恰当
Vulnerability Title
Red Hat libvirt 安全漏洞
Vulnerability Description
Red Hat libvirt是美国红帽（Red Hat）公司的一个用于实现Linux虚拟化功能的Linux API，它支持各种Hypervisor，包括Xen和KVM，以及QEMU和用于其他操作系统的一些虚拟产品。 libvirt nwfilter driver存在安全漏洞，该漏洞源于virNWFilterObjListNumOfNWFilters方法在迭代virNWFilterObj实例之前未能获取“driver->nwfilters”互斥锁，不能阻止另一个线程同时修改“driver->nwfilte
CVSS Information
N/A
Vulnerability Type
N/A