CVE-2024-39486

A race condition was found in the Linux kernel. The rmfileupdatepid only increments the refcount of a struct pid after storing a pointer to it in filp-pid, dropping the dev-filelistmutex, resulting in a use-after-free vulnerability. Mitigation Mitigation for this issue is either not available or...

CVE-2024-39486

Summary (CVE-2024-39486): Linux kernel vulnerability in drm_file: Fix pid refcounting race. The race occurs in drm_file_update_pid() when filp->pid is updated under filelist_mutex, allowing a possible use-after-free of a pid structure under PREEMPT_RCU. Affected component: drm_file in the Linu...

CVE-2024-39486 drm/drm_file: Fix pid refcounting race

In the Linux kernel, the following vulnerability has been resolved: drm/drmfile: Fix pid refcounting race , Maxime Ripard , Thomas Zimmermann filp-pid is supposed to be a refcounted pointer; however, before this patch, drmfileupdatepid only increments the refcount of a struct pid after storing a...