CVE-2025-21978

In the Linux kernel, the following vulnerability has been resolved: drm/hyperv: Fix address space leak when Hyper-V DRM device is removed When a Hyper-V DRM device is probed, the driver allocates MMIO space for the vram, and maps it cacheable. If the device removed, or in the error path for devic...

DEBIAN-CVE-2025-21978

In the Linux kernel, the following vulnerability has been resolved: drm/hyperv: Fix address space leak when Hyper-V DRM device is removed When a Hyper-V DRM device is probed, the driver allocates MMIO space for the vram, and maps it cacheable. If the device removed, or in the error path for devic...

UBUNTU-CVE-2025-21978

In the Linux kernel, the following vulnerability has been resolved: drm/hyperv: Fix address space leak when Hyper-V DRM device is removed When a Hyper-V DRM device is probed, the driver allocates MMIO space for the vram, and maps it cacheable. If the device removed, or in the error path for devic...

CVE-2025-21978

In the Linux kernel, the following vulnerability has been resolved: drm/hyperv: Fix address space leak when Hyper-V DRM device is removed When a Hyper-V DRM device is probed, the driver allocates MMIO space for the vram, and maps it cacheable. If the device removed, or in the error path for devic...

CVE-2025-21978 drm/hyperv: Fix address space leak when Hyper-V DRM device is removed

In the Linux kernel, the following vulnerability has been resolved: drm/hyperv: Fix address space leak when Hyper-V DRM device is removed When a Hyper-V DRM device is probed, the driver allocates MMIO space for the vram, and maps it cacheable. If the device removed, or in the error path for devic...

CVE-2025-21970 net/mlx5: Bridge, fix the crash caused by LAG state check

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Bridge, fix the crash caused by LAG state check When removing LAG device from bridge, NETDEVCHANGEUPPER event is triggered. Driver finds the lower devices PFs to flush all the offloaded entries. And mlx5lagissharedfdb i...

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 the drm hyperv module not unmapping MMIO space when removing a device...

xorg: xwayland: Use-after-free in PlayReleasedEvents()

A use-after-free flaw was found in X.Org and Xwayland. When a device is removed while still frozen, the events queued for that device remain while the device is freed. Replaying the events will cause a use-after-free...

xorg: xwayland: Use-after-free in PlayReleasedEvents()

A use-after-free flaw was found in X.Org and Xwayland. When a device is removed while still frozen, the events queued for that device remain while the device is freed. Replaying the events will cause a use-after-free...

xorg: xwayland: Use-after-free in PlayReleasedEvents()

A use-after-free flaw was found in X.Org and Xwayland. When a device is removed while still frozen, the events queued for that device remain while the device is freed. Replaying the events will cause a use-after-free...

xorg: xwayland: Use-after-free in PlayReleasedEvents()

A use-after-free flaw was found in X.Org and Xwayland. When a device is removed while still frozen, the events queued for that device remain while the device is freed. Replaying the events will cause a use-after-free...

xorg: xwayland: Use-after-free in PlayReleasedEvents()

A use-after-free flaw was found in X.Org and Xwayland. When a device is removed while still frozen, the events queued for that device remain while the device is freed. Replaying the events will cause a use-after-free...

xorg: xwayland: Use-after-free in PlayReleasedEvents()

A use-after-free flaw was found in X.Org and Xwayland. When a device is removed while still frozen, the events queued for that device remain while the device is freed. Replaying the events will cause a use-after-free...

PT-2025-20494

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A long-standing race condition in the Linux kernel's PCI hotplug functionality can lead to a deadlock when hot-removing nested PCI hotplug ports. This issue occurs when a parent hotplug...

xorg: xwayland: Use-after-free in PlayReleasedEvents()

A use-after-free flaw was found in X.Org and Xwayland. When a device is removed while still frozen, the events queued for that device remain while the device is freed. Replaying the events will cause a use-after-free...

xorg: xwayland: Use-after-free in PlayReleasedEvents()

A use-after-free flaw was found in X.Org and Xwayland. When a device is removed while still frozen, the events queued for that device remain while the device is freed. Replaying the events will cause a use-after-free...

SUSE CVE-2025-21838

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: core: flush gadget workqueue after device removal devicedel can lead to new work being scheduled in gadget-work workqueue. This is observed, for example, with the dwc3 driver with the following call stack: devicedel...

DEBIAN-CVE-2025-21838

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: core: flush gadget workqueue after device removal devicedel can lead to new work being scheduled in gadget-work workqueue. This is observed, for example, with the dwc3 driver with the following call stack: devicedel...

UBUNTU-CVE-2025-21838

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: core: flush gadget workqueue after device removal devicedel can lead to new work being scheduled in gadget-work workqueue. This is observed, for example, with the dwc3 driver with the following call stack: devicedel...

CVE-2025-21838

CVE-2025-21838: In the Linux kernel, the usb: gadget: core: flush gadget workqueue after device removal fix prevents leaking workqueue items when device_del() schedules new work (e.g., via dwc3). The root cause is device_del() potentially scheduling work in gadget->work, with the subsequent sc...