Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The root cause of this vulnerability is that the ioctl$DRM_IOCTL_MODE_DESTROY_DUMB can decrease refcount of *drm_vgem_gem_object *(created in *vgem_gem_dumb_create*) concurrently, and *vgem_gem_dumb_create *will access the freed drm_vgem_gem_object.
CVSS Information
N/A
Vulnerability Type
释放后使用
Vulnerability Title
Linux kernel 资源管理错误漏洞
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel 存在安全漏洞，攻击者可以通过 DRM_IOCTL_MODE_DESTROY_DUMB 强制重用 Linux 内核释放的内存区域，以触发拒绝服务，并可能运行代码。
CVSS Information
N/A
Vulnerability Type
N/A