CVE-2022-50833

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: use hdev-workqueue when queuing hdev-cmd,ncmdtimer works syzbot is reporting attempt to schedule hdev-cmdwork work from systemwq WQ into hdev-workqueue WQ which is under draining operation 1, for commit c8efcc2589464ac...

UBUNTU-CVE-2022-50833

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: use hdev-workqueue when queuing hdev-cmd,ncmdtimer works syzbot is reporting attempt to schedule hdev-cmdwork work from systemwq WQ into hdev-workqueue WQ which is under draining operation 1, for commit c8efcc2589464ac...

CVE-2023-54310 scsi: message: mptlan: Fix use after free bug in mptlan_remove() due to race condition

In the Linux kernel, the following vulnerability has been resolved: scsi: message: mptlan: Fix use after free bug in mptlanremove due to race condition mptlanprobe calls mptregisterlandevice which initializes the &priv-postbucketstask workqueue. A call to mptlanwakepostbucketstask will subsequent...

CVE-2023-54309 tpm: tpm_vtpm_proxy: fix a race condition in /dev/vtpmx creation

In the Linux kernel, the following vulnerability has been resolved: tpm: tpmvtpmproxy: fix a race condition in /dev/vtpmx creation /dev/vtpmx is made visible before 'workqueue' is initialized, which can lead to a memory corruption in the worst case scenario. Address this by initializing 'workqueu...

CVE-2023-54309

CVE-2023-54309 affects the Linux kernel TPM driver tpm_vtpm_proxy, where /dev/vtpmx was exposed before workqueue initialization, enabling a race condition that could lead to memory corruption. The root cause is the workqueue not being initialized as the first step of driver initialization; the fi...

CVE-2023-54309 tpm: tpm_vtpm_proxy: fix a race condition in /dev/vtpmx creation

In the Linux kernel, the following vulnerability has been resolved: tpm: tpmvtpmproxy: fix a race condition in /dev/vtpmx creation /dev/vtpmx is made visible before 'workqueue' is initialized, which can lead to a memory corruption in the worst case scenario. Address this by initializing 'workqueu...

CVE-2023-54244 ACPI: EC: Fix oops when removing custom query handlers

In the Linux kernel, the following vulnerability has been resolved: ACPI: EC: Fix oops when removing custom query handlers When removing custom query handlers, the handler might still be used inside the EC query workqueue, causing a kernel oops if the module holding the callback function was...

CVE-2023-54244

CVE-2023-54244 affects the Linux kernel ACPI EC subsystem. The issue occurs when removing custom ACPI query handlers, as the handler could still be used in the EC query workqueue after the module owning the callback was unloaded, leading to a kernel oops. The mitigation is to flush the EC query w...

CVE-2023-54244 ACPI: EC: Fix oops when removing custom query handlers

In the Linux kernel, the following vulnerability has been resolved: ACPI: EC: Fix oops when removing custom query handlers When removing custom query handlers, the handler might still be used inside the EC query workqueue, causing a kernel oops if the module holding the callback function was...

CVE-2023-54235

CVE-2023-54235 affects the Linux kernel and describes a race in the PCI/DOE path where destroy_work_on_stack() could race with the PCI DOE worker’s work_struct going out of scope. The issue manifested as a debug object dump and warning in the DoE workqueue (pci 0000:36:00.0 DOE). The recommended ...

CVE-2023-54217 Revert "drm/msm: Add missing check and destroy for alloc_ordered_workqueue"

In the Linux kernel, the following vulnerability has been resolved: Revert "drm/msm: Add missing check and destroy for allocorderedworkqueue" This reverts commit 643b7d0869cc7f1f7a5ac7ca6bd25d88f54e31d0. A recent patch that tried to fix up the msmdrminit paths with respect to the workqueue but on...

CVE-2023-54217

CVE-2023-54217 concerns the Linux kernel MSM DRM workqueue handling. The vulnerability description shows that a patch to fix msm_drm_init() paths introduced faulty error handling and allocation checks, leading to potential NULL-pointer dereferences and leakage of previously allocated DRM devices....

CVE-2023-54217 Revert "drm/msm: Add missing check and destroy for alloc_ordered_workqueue"

In the Linux kernel, the following vulnerability has been resolved: Revert "drm/msm: Add missing check and destroy for allocorderedworkqueue" This reverts commit 643b7d0869cc7f1f7a5ac7ca6bd25d88f54e31d0. A recent patch that tried to fix up the msmdrminit paths with respect to the workqueue but on...

CVE-2023-54217

In the Linux kernel, the following vulnerability has been resolved: Revert "drm/msm: Add missing check and destroy for allocorderedworkqueue" This reverts commit 643b7d0869cc7f1f7a5ac7ca6bd25d88f54e31d0. A recent patch that tried to fix up the msmdrminit paths with respect to the workqueue but on...

CVE-2022-50833

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: use hdev-workqueue when queuing hdev-cmd,ncmdtimer works syzbot is reporting attempt to schedule hdev-cmdwork work from systemwq WQ into hdev-workqueue WQ which is under draining operation 1, for commit c8efcc2589464ac...

CVE-2022-50833 Bluetooth: use hdev->workqueue when queuing hdev->{cmd,ncmd}_timer works

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: use hdev-workqueue when queuing hdev-cmd,ncmdtimer works syzbot is reporting attempt to schedule hdev-cmdwork work from systemwq WQ into hdev-workqueue WQ which is under draining operation 1, for commit c8efcc2589464ac...

CVE-2022-50833 Bluetooth: use hdev->workqueue when queuing hdev->{cmd,ncmd}_timer works

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: use hdev-workqueue when queuing hdev-cmd,ncmdtimer works syzbot is reporting attempt to schedule hdev-cmdwork work from systemwq WQ into hdev-workqueue WQ which is under draining operation 1, for commit c8efcc2589464ac...

PT-2025-54046

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A fix addresses an issue in the Linux kernel related to reverting a commit intended to improve workqueue handling within the DRM/MSM subsystem. The original patch introduced NULL-pointer...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992212)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992212 advisory. In the Linux kernel, the following vulnerability has been resolved: wifi: iwl3945: Add missing check for createsinglethreadworkqueue Add the check for the return val...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992553)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992553 advisory. In the Linux kernel, the following vulnerability has been resolved: ieee802154/adf7242: defer destroyworkqueue call There is a possible race condition use-after-free...