Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: kernfs: A use-after-free issue has been fixed in kernfsremove. Syzkaller managed to trigger concurrent calls to kernfsremovebynamens for the same file, resulting in a KASAN detected use-after-free. This race condition occurs...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: kernfs: The constraint in the draining guard has been relaxed. The active reference lifecycle provides a mechanism for breaking and unbreaking references, but the active reference is not truly active after being unbroken—callers ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: kernfs: a potential NULL dereference occurred in kernfsremove. When lockdep is enabled, lockdepassertheldwrite could cause a potential NULL pointer dereference. The following smatch warnings have also been fixed:...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: cgroup: The cgroupgetfromid function must check that the looked-up key is a directory. The cgroup object must be a kernfs directory; otherwise, a kernel panic will occur, especially when the cgroup ID is provided from the user...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-013199)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013199 advisory. In the Linux kernel, the following vulnerability has been resolved: kernfs: fix use-after-free in kernfsremove Syzkaller managed to trigger concurrent calls to...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011207)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011207 advisory. In the Linux kernel, the following vulnerability has been resolved: kernfs: fix use-after-free in kernfsremove Syzkaller managed to trigger concurrent calls to...

ROS-20260306-73-0006

A vulnerability in the kernfsshoulddrainopenfiles function of the kernfs component of the Linux kernel is related to insufficient protection of service data. Exploitation of the vulnerability could allow an attacker to disclose protected information...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005610)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005610 advisory. In the Linux kernel, the following vulnerability has been resolved: kernfs: fix use-after-free in kernfsremove Syzkaller managed to trigger concurrent calls to...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005742)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005742 advisory. In the Linux kernel, the following vulnerability has been resolved: kernfs: fix use-after-free in kernfsremove Syzkaller managed to trigger concurrent calls to...

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...

Azure Linux 3.0 Security Update: kernel (CVE-2025-38282)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-38282 advisory. - In the Linux kernel, the following vulnerability has been resolved: kernfs: Relax constraint in draining gua...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: kernfs: Fixed a UAF Use-after-Free issue during polling when the opened file is released. A Use-after-Free vulnerability was identified in the PSI Pressure Stall Information monitoring mechanism: BUG: KASAN: slab-use-after-fre...

MiracleLinux 9 : kernel-5.14.0-611.9.1.el9_7 (AXSA:2025-11506:95)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2025-11506:95 advisory. kernel: firmware: armscpi: Ensure scpiinfo is not assigned if the probe fails CVE-2022-50087 kernel: sunrpc: fix client side handling of tls alerts...

CVE-2023-54019

In the Linux kernel, the following vulnerability has been resolved: sched/psi: use kernfs polling functions for PSI trigger polling Destroying psi trigger in cgroupfilerelease causes UAF issues when a cgroup is removed from under a polling process. This is happening because cgroup removal causes ...

SUSE CVE-2023-54019

In the Linux kernel, the following vulnerability has been resolved: sched/psi: use kernfs polling functions for PSI trigger polling Destroying psi trigger in cgroupfilerelease causes UAF issues when a cgroup is removed from under a polling process. This is happening because cgroup removal causes ...

CVE-2023-54019

In the Linux kernel, the following vulnerability has been resolved: sched/psi: use kernfs polling functions for PSI trigger polling Destroying psi trigger in cgroupfilerelease causes UAF issues when a cgroup is removed from under a polling process. This is happening because cgroup removal causes ...

CVE-2023-54019

In the Linux kernel, the following vulnerability has been resolved: sched/psi: use kernfs polling functions for PSI trigger polling Destroying psi trigger in cgroupfilerelease causes UAF issues when a cgroup is removed from under a polling process. This is happening because cgroup removal causes ...

UBUNTU-CVE-2023-54019

In the Linux kernel, the following vulnerability has been resolved: sched/psi: use kernfs polling functions for PSI trigger polling Destroying psi trigger in cgroupfilerelease causes UAF issues when a cgroup is removed from under a polling process. This is happening because cgroup removal causes ...

CVE-2023-54019

CVE-2023-54019 summary (Linux kernel) : The issue is a use-after-free in PSI trigger handling when a cgroup is removed while a polling process may still access the trigger. Specifically, destroying the psi trigger during cgroup_file_release can free the trigger’s waitqueue head prematurely, leadi...

CVE-2023-54019 sched/psi: use kernfs polling functions for PSI trigger polling

In the Linux kernel, the following vulnerability has been resolved: sched/psi: use kernfs polling functions for PSI trigger polling Destroying psi trigger in cgroupfilerelease causes UAF issues when a cgroup is removed from under a polling process. This is happening because cgroup removal causes ...