CVE-2026-43417 sched/mmcid: Handle vfork()/CLONE_VM correctly

In the Linux kernel, the following vulnerability has been resolved: sched/mmcid: Handle vfork/CLONEVM correctly Matthieu and Jiri reported stalls where a task endlessly loops in mmgetcid when scheduling in. It turned out that the logic which handles vfork'ed tasks is broken. It is invoked when th...

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 a logical error in the sched/mmcid module when processing vfork/CLONEVM. This error causes tasks ...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987594)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987594 advisory. In the Linux kernel, the following vulnerability has been resolved: mm: fix unexpected zeroed page mapping with zram swap Two processes under CLONEVM cloning, user...

SUSE CVE-2004-0427

The dofork function in Linux 2.4.x before 2.4.26, and 2.6.x before 2.6.6, does not properly decrement the mmcount counter when an error occurs after the mmstruct for a child process has been activated, which triggers a memory leak that allows local users to cause a denial of service memory...

security flaw

Race condition in Linux 2.6, when threads are sharing memory mapping via CLONEVM such as linuxthreads and vfork, might allow local users to cause a denial of service deadlock by triggering a core dump while waiting for a thread that has just performed an exec...