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 ...

PT-2026-51867

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw in the futex subsystem occurs because the need futex hash allocate default function incorrectly relies on CLONE THREAD semantics. This dependency breaks non-concurrency assumption...

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...