CVE-2023-52707 sched/psi: Fix use-after-free in ep_remove_wait_queue()

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 is a thread that registered trigger and is polling on a pressure file within the cgroup, the polling waitqueue gets freed in the...

CVE-2023-52707 sched/psi: Fix use-after-free in ep_remove_wait_queue()

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 is a thread that registered trigger and is polling on a pressure file within the cgroup, the polling waitqueue gets freed in the...

CVE-2023-52707 sched/psi: Fix use-after-free in ep_remove_wait_queue()

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 is a thread that registered trigger and is polling on a pressure file within the cgroup, the polling waitqueue gets freed in the...

ARM Mali r44p0 Use-After-Free Exploit

Arm Mali r44p0: UAF by freeing waitqueue with elements on it In Mali r44p0, it became possible to free the kbasecontext of a kbasefile while still having a file pointing to the kbasefile. This is supposed to be safe because of the kfile-fopscount and kfile-mapcount checks. However, kbasepoll will...

kernel: sched/psi: Fix use-after-free in ep_remove_wait_queue()

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 is a thread that registered trigger and is polling on a pressure file within the cgroup, the polling waitqueue gets freed in the...

PT-2025-40771

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a use-after-free condition within the nilfs2 filesystem, specifically in the nilfs segctor thread function. The finalization process of nilfs segctor thread can...

PT-2023-9727

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.2.0-rc6 Description The issue is related to a use-after-free vulnerability in the Linux kernel's sched/psi component. This vulnerability can be exploited when a non-root cgroup is removed while a thread is stil...

Ubuntu 20.04 LTS / 22.04 LTS : Linux kernel vulnerabilities (USN-5667-1)

The remote Ubuntu 20.04 LTS / 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-5667-1 advisory. Selim Enes Karaduman discovered that a race condition existed in the General notification queue implementation of the Linux kernel, leading t...

CVE-2022-3176

There exists a use-after-free in iouring in the Linux kernel. Signalfdpoll and binderpoll use a waitqueue whose lifetime is the current task. It will send a POLLFREE notification to all waiters before the queue is freed. Unfortunately, the iouring poll doesn't handle POLLFREE. This allows a...

DEBIAN-CVE-2022-3176

There exists a use-after-free in iouring in the Linux kernel. Signalfdpoll and binderpoll use a waitqueue whose lifetime is the current task. It will send a POLLFREE notification to all waiters before the queue is freed. Unfortunately, the iouring poll doesn't handle POLLFREE. This allows a...

UBUNTU-CVE-2022-3176

There exists a use-after-free in iouring in the Linux kernel. Signalfdpoll and binderpoll use a waitqueue whose lifetime is the current task. It will send a POLLFREE notification to all waiters before the queue is freed. Unfortunately, the iouring poll doesn't handle POLLFREE. This allows a...

CVE-2022-3176

There exists a use-after-free in iouring in the Linux kernel. Signalfdpoll and binderpoll use a waitqueue whose lifetime is the current task. It will send a POLLFREE notification to all waiters before the queue is freed. Unfortunately, the iouring poll doesn't handle POLLFREE. This allows a...

CVE-2022-3176 Use-after-free in io_uring in Linux Kernel

There exists a use-after-free in iouring in the Linux kernel. Signalfdpoll and binderpoll use a waitqueue whose lifetime is the current task. It will send a POLLFREE notification to all waiters before the queue is freed. Unfortunately, the iouring poll doesn't handle POLLFREE. This allows a...

PT-2022-28861

Name of the Vulnerable Software and Affected Versions Linux Kernel versions v5.15.7 through v5.15.21 Description The issue concerns a potential security vulnerability in the Linux Kernel. It is related to the net/smc component, specifically involving a forward wakeup to smc socket waitqueue after...

PT-2022-28946

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.16.8 Description The issue concerns a potential security vulnerability in the Linux Kernel. It involves the net/smc component and a forward wakeup to smc socket waitqueue after fallback. The actual impact and...