Linux kernel denial of service vulnerability (CNVD-2016-02796)

The Linux kernel is the kernel used by the operating system Linux, released by the Linux Foundation in the United States. A denial of service vulnerability exists in the 'collectmounts' function in the fs/namespace.c file in versions of Linux kernel prior to 4.0.5, which stems from a program's...

Design/Logic Flaw

The collectmounts function in fs/namespace.c in the Linux kernel before 4.0.5 does not properly consider that it may execute after a path has been unmounted, which allows local users to cause a denial of service system crash by leveraging user-namespace root access for an MNTDETACH umount2 system...