K000159873: Linux kernel vulnerability CVE-2025-39881

Security Advisory Description In the Linux kernel, the following vulnerability has been resolved: kernfs: Fix UAF in polling when open file is released A use-after-free UAF vulnerability was identified in the PSI Pressure Stall Information monitoring mechanism: BUG: KASAN: slab-use-after-free in...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: kernfs: Fix UAF in polling when open file is released A use-after-free UAF vulnerability was identified in the PSI Pressure Stall Information monitoring mechanism: BUG: KASAN: slab-use-after-free in psitriggerpoll+0x3c/0x140 Read...

kernel: kernfs: Fix UAF in polling when open file is released

A use-after-free race condition exists in the linux kernel such that When cgroup.pressure is disabled, it releases PSI triggers via cgroupfilerelease, Frees of-priv through kernfsdrainopenfiles leading to damage to the availability and integrity of the system...

kernel: kernfs: Fix UAF in polling when open file is released

A use-after-free race condition exists in the linux kernel such that When cgroup.pressure is disabled, it releases PSI triggers via cgroupfilerelease, Frees of-priv through kernfsdrainopenfiles leading to damage to the availability and integrity of the system...

kernel: kernfs: Fix UAF in polling when open file is released

A use-after-free race condition exists in the linux kernel such that When cgroup.pressure is disabled, it releases PSI triggers via cgroupfilerelease, Frees of-priv through kernfsdrainopenfiles leading to damage to the availability and integrity of the system...

EUVD-2025-30850

Malicious code in bioql PyPI...

Linux Distros Unpatched Vulnerability : CVE-2025-39881

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - kernfs: Fix UAF in polling when open file is released A use-after-free UAF vulnerability was identified in the PSI Pressure Stall Information monitoring...

SUSE CVE-2025-39881

In the Linux kernel, the following vulnerability has been resolved: kernfs: Fix UAF in polling when open file is released A use-after-free UAF vulnerability was identified in the PSI Pressure Stall Information monitoring mechanism: BUG: KASAN: slab-use-after-free in psitriggerpoll+0x3c/0x140 Read...

CVE-2025-39881

In the Linux kernel, the following vulnerability has been resolved: kernfs: Fix UAF in polling when open file is released A use-after-free UAF vulnerability was identified in the PSI Pressure Stall Information monitoring mechanism: BUG: KASAN: slab-use-after-free in psitriggerpoll+0x3c/0x140 Read...

UBUNTU-CVE-2025-39881

In the Linux kernel, the following vulnerability has been resolved: kernfs: Fix UAF in polling when open file is released A use-after-free UAF vulnerability was identified in the PSI Pressure Stall Information monitoring mechanism: BUG: KASAN: slab-use-after-free in psitriggerpoll+0x3c/0x140 Read...

CVE-2025-39881 kernfs: Fix UAF in polling when open file is released

In the Linux kernel, the following vulnerability has been resolved: kernfs: Fix UAF in polling when open file is released A use-after-free UAF vulnerability was identified in the PSI Pressure Stall Information monitoring mechanism: BUG: KASAN: slab-use-after-free in psitriggerpoll+0x3c/0x140 Read...

CVE-2025-39881

CVE-2025-39881 involves a use-after-free in the Linux kernel PSI/PCI monitoring path within kernfs polling. The issue occurs when an open PSI-related file is released while an epoll poll still holds references, leading to use-after-free during re-enabling the monitoring. The fix introduces kernfs...

CVE-2025-39881 kernfs: Fix UAF in polling when open file is released

In the Linux kernel, the following vulnerability has been resolved: kernfs: Fix UAF in polling when open file is released A use-after-free UAF vulnerability was identified in the PSI Pressure Stall Information monitoring mechanism: BUG: KASAN: slab-use-after-free in psitriggerpoll+0x3c/0x140 Read...

PT-2025-39138

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free UAF issue exists in the PSI Pressure Stall Information monitoring mechanism within the Linux kernel. The problem occurs when a file descriptor is accessed after it has...

CLSA-2023-1686651204 kernel: Fix of 25 CVEs

cgroup: Use open-time cgroup namespace for process migration perm checks CVE-2021-4197 - cgroup: Use open-time credentials for process migraton perm checks CVE-2021-4197 - vt: drop old FONT ioctls CVE-2021-33656 - fbmem: Check virtual screen sizes in fbsetvar CVE-2021-33655 - fbcon: Prevent that...