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-2022-50889 dm integrity: Fix UAF in dm_integrity_dtr()

In the Linux kernel, the following vulnerability has been resolved: dm integrity: Fix UAF in dmintegritydtr Dmintegrity also has the same UAF problem when dmresume and dmdestroy are concurrent. Therefore, cancelling timer again in dmintegritydtr...

CVE-2022-50889

CVE-2022-50889 concerns the Linux kernel’s device-mapper integrity path. The issue is a use-after-free in dm_integrity_dtr(), with a similar UAF risk when dm_resume() and dm_destroy() run concurrently. The patch reportedly cancels the timer again in dm_integrity_dtr() as part of the fix, and mult...

CVE-2022-50889 dm integrity: Fix UAF in dm_integrity_dtr()

In the Linux kernel, the following vulnerability has been resolved: dm integrity: Fix UAF in dmintegritydtr Dmintegrity also has the same UAF problem when dmresume and dmdestroy are concurrent. Therefore, cancelling timer again in dmintegritydtr...

CVE-2023-54287

Summary of CVE-2023-54287 (Linux kernel, i.MX8MP) : The issue arises in the serial/tty imx driver when Jailhouse is enabled, potentially causing a kernel panic due to a NULL pointer dereference from a pending USR interrupt while the IRQ is not yet requested. The root cause is unsafe handling of t...

CVE-2023-54287 tty: serial: imx: disable Ageing Timer interrupt request irq

In the Linux kernel, the following vulnerability has been resolved: tty: serial: imx: disable Ageing Timer interrupt request irq There maybe pending USR interrupt before requesting irq, however uartaddoneport has not executed, so there will be kernel panic: 0.795668 Unable to handle kernel NULL...

CVE-2023-54287 tty: serial: imx: disable Ageing Timer interrupt request irq

In the Linux kernel, the following vulnerability has been resolved: tty: serial: imx: disable Ageing Timer interrupt request irq There maybe pending USR interrupt before requesting irq, however uartaddoneport has not executed, so there will be kernel panic: 0.795668 Unable to handle kernel NULL...

CVE-2023-54287

In the Linux kernel, the following vulnerability has been resolved: tty: serial: imx: disable Ageing Timer interrupt request irq There maybe pending USR interrupt before requesting irq, however uartaddoneport has not executed, so there will be kernel panic: 0.795668 Unable to handle kernel NULL...

CVE-2022-50843 dm clone: Fix UAF in clone_dtr()

In the Linux kernel, the following vulnerability has been resolved: dm clone: Fix UAF in clonedtr Dmclone also has the same UAF problem when dmresume and dmdestroy are concurrent. Therefore, cancelling timer again in clonedtr...

CVE-2022-50843

CVE-2022-50843 refers to a Linux kernel vulnerability in the dm clone path, specifically a use-after-free (UAF) in clone_dtr() that also affects dm_clone when dm_resume() and dm_destroy() run concurrently. The issue was addressed by cancelling the timer again in clone_dtr(), with fixes implemente...

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...

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...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from rxrpc initiating a call timer when a channel is not allocated, which could result in a null pointer...

PT-2025-53951

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains an issue related to Bluetooth handling. Specifically, the scheduling of work items within the Bluetooth HCI Host Controller Interface subsystem was flawed. A...

PT-2025-54024

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.3.0-rc7-build3+ 701 Description A flaw exists in the Linux kernel's rxrpc subsystem related to call timeouts. Specifically, the issue occurs when a call is stalled while waiting for a connection, potentially...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-992176)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992176 advisory. In the Linux kernel, the following vulnerability has been resolved: media: netupunidvb: fix use-after-free at deltimer When Universal DVB card is detaching,...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992343)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992343 advisory. In the Linux kernel, the following vulnerability has been resolved: posix-cpu-timers: Cleanup CPU timers before freeing them during exec Commit 55e8c8eb2c7b...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-992169)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992169 advisory. In the Linux kernel, the following vulnerability has been resolved: mmc: vub300: fix return value check of mmcaddhost mmcaddhost may return error, if we ignore its...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-992238)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992238 advisory. In the Linux kernel, the following vulnerability has been resolved: ACPICA: Add AMLNOOPERANDRESOLVE flag to Timer ACPICA commit...