Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: sched/psi: Fixed a use-after-free in epremovewaitqueue If a non-root cgroup is removed while there is a thread that registered a trigger and is polling on a pressure file within the cgroup, the polling waitqueue will be freed in...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: sched/psi: The use of kernfs polling functions for PSI trigger polling was incorrect. Destroying the psitriggerdestroy in cgroupfilerelease causes a Use-After-Free UAF issue when a cgroup is removed from a polling process. This...

UBUNTU-CVE-2026-74594

In the Linux kernel, the following vulnerability has been resolved: sched/psi: Shut down rtpolltimer in psicgroupfree psischedulertpollwork is called locklessly from the scheduler hotpath and can race psitriggerdestroy taking down the last rtpoll trigger under rtpolltriggerlock:...

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 ...

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 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 ...

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 ...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-989819)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989819 advisory. In the Linux kernel, the following vulnerability has been resolved: sched/psi: Fix use-after-free in epremovewaitqueue If a non-root cgroup gets removed when there i...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-987372)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987372 advisory. In the Linux kernel, the following vulnerability has been resolved: sched/psi: Fix use-after-free in epremovewaitqueue If a non-root cgroup gets removed when there i...

SUSE-SU-2024:3499-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP2 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2022-48791: Fix use-after-free for aborted TMF sastask bsc1228002 - CVE-2024-44947: Initialize beyond-EOF page contents before setting uptodate bsc1229454. -...

Linux Kernel PSI Resource Management Heap Buffer Overflow DoS

The vulnerability of the psitriggerpoll function in the kernel/sched/psi.c module of the Linux operating system’s PSI resource management framework is related to the repeated use of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality,...

kernel: use-after-free when psi trigger is destroyed while being polled

A flaw was found in the Linux kernel’s implementation of Pressure Stall Information. While the feature is disabled by default, it could allow an attacker to crash the system or have other memory-corruption side effects...

PT-2022-28882

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.16.5 Description The issue is related to a use-after-free uaf problem that occurs when a psi trigger is destroyed while being polled. The actual impact and attack plausibility have not yet been proven...

PT-2022-28524

Name of the Vulnerable Software and Affected Versions Linux Kernel versions v5.2 through v5.15.18 Description The issue is related to a use-after-free uaf problem that occurs when a psi trigger is destroyed while being polled. The actual impact and attack plausibility have not yet been proven...

PT-2022-28465

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.10.97 Description The issue is related to a use-after-free uaf problem that occurs when a psi trigger is destroyed while being polled. The actual impact and attack plausibility have not yet been proven...

PT-2022-28428

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.4.177 Description The issue is related to a use-after-free uaf problem that occurs when a psi trigger is destroyed while being polled. The actual impact and attack plausibility have not yet been proven...

PT-2022-7358

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue is related to the psi trigger poll function in the kernel/sched/psi.c module of the Linux kernel's Pressure Stall Information PSI system. It involves the reuse of previously...