The vulnerability of the unshare_fs() function in the kernel/fork.c module of the Linux operating system allows a hacker to trigger a service failure.

The vulnerability of the unsharefs function in the kernel/fork.c module of the Linux operating system is related to pointer manipulation. Exploiting this vulnerability could allow an attacker to cause a service failure...

CVE-2026-43472

In the Linux kernel, the following vulnerability has been resolved: unshare: fix unsharefs handling There's an unpleasant corner case in unshare2, when we have a CLONENEWNS in flags and current-fs hadn't been shared at all; in that case copymntns gets passed current-fs instead of a private copy,...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from improper handling of the unsharefs function in the unshare component when combined with CLONENEWN...