Vulnerability Information
Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
N/A
Vulnerability Description
The vgic_distr_mmio_write function in the virtual guest interrupt controller (GIC) distributor (arch/arm/vgic.c) in Xen 4.4.x, when running on an ARM system, allows local guest users to cause a denial of service (NULL pointer dereference and host crash) via unspecified vectors.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Xen‘vgic_distr_mmio_write’函数输入验证漏洞
Vulnerability Description
Xen是英国剑桥大学开发的一款开源的虚拟机监视器产品。该产品能够使不同和不兼容的操作系统运行在同一台计算机上，并支持在运行时进行迁移，保证正常运行并且避免宕机。 Xen 4.4.x版本的虚拟机中断控制器(GIC)distributor (arch/arm/vgic.c)中的‘vgic_distr_mmio_write’函数存在安全漏洞。当运行在ARM系统上，本地虚拟机端攻击者可利用该漏洞造成拒绝服务（空指针逆向引用和主机崩溃）。
CVSS Information
N/A
Vulnerability Type
N/A