CVE-2022-50215

In the Linux kernel, the following vulnerability has been resolved: scsi: sg: Allow waiting for commands to complete on removed device When a SCSI device is removed while in active use, currently sg will immediately return -ENODEV on any attempt to wait for active commands that were sent before t...

CVE-2022-49995 writeback: avoid use-after-free after removing device

In the Linux kernel, the following vulnerability has been resolved: writeback: avoid use-after-free after removing device When a disk is removed, bdiunregister gets called to stop further writeback and wait for associated delayed work to complete. However, wbinodewritebackend may schedule bandwid...

CVE-2022-49995 writeback: avoid use-after-free after removing device

In the Linux kernel, the following vulnerability has been resolved: writeback: avoid use-after-free after removing device When a disk is removed, bdiunregister gets called to stop further writeback and wait for associated delayed work to complete. However, wbinodewritebackend may schedule bandwid...

CVE-2022-49995

In the Linux kernel, the following vulnerability has been resolved: writeback: avoid use-after-free after removing device When a disk is removed, bdiunregister gets called to stop further writeback and wait for associated delayed work to complete. However, wbinodewritebackend may schedule bandwid...

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 post-release reuse of writeback after removal of a device, which could lead to timers accessing freed...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: PCI: pciehp: Avoid unnecessary device replacement checks The hot removal of nested PCI hotplug ports involves a long-standing race condition that can lead to a deadlock. A parent hotplug port acquires pcilockrescanremove, then...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: iommu: Fixed a potential memory leak in iopfqueueremovedevice. The iopfqueueremovedevice helper function removes a device from the per-iommu iopf queue when PRI is disabled on the device. It responds to all pending iopf requests...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Wifi: brcmfmac: A NULL pointer dereference occurred in the brcmftxfinalize function. When the device is removed or the kernel module is unloaded, a potential NULL pointer dereference may occur. The following sequence leads to the...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: pdscore: removed the “write-after-free” issue related to clientid. A use-after-free error was encountered during stress testing: Mon Apr 21 21:21:33 2025 BUG: KFENCE: use-after-free write at pdscauxbusdevdel+0xef/0x160 pdscore. M...

SUSE CVE-2025-37916

In the Linux kernel, the following vulnerability has been resolved: pdscore: remove write-after-free of clientid A use-after-free error popped up in stress testing: Mon Apr 21 21:21:33 2025 BUG: KFENCE: use-after-free write in pdscauxbusdevdel+0xef/0x160 pdscore Mon Apr 21 21:21:33 2025...

DEBIAN-CVE-2025-37916

In the Linux kernel, the following vulnerability has been resolved: pdscore: remove write-after-free of clientid A use-after-free error popped up in stress testing: Mon Apr 21 21:21:33 2025 BUG: KFENCE: use-after-free write in pdscauxbusdevdel+0xef/0x160 pdscore Mon Apr 21 21:21:33 2025...

kernel: wifi: mt76: mt7921e: fix use-after-free in free_irq()

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7921e: fix use-after-free in freeirq From commit a304e1b82808 "PATCH Debug shared irqs", there is a test to make sure the shared irq handler should be able to handle the unexpected event after deregistration. For th...

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...

kernel: coresight: Clear the connection field properly

In the Linux kernel, the following vulnerability has been resolved: coresight: Clear the connection field properly coresight devices track their connections output connections and hold a reference to the fwnode. When a device goes away, we walk through the devices on the coresight bus and make su...

kernel: iommu/s390: Implement blocking domain

In the Linux kernel, the following vulnerability has been resolved: iommu/s390: Implement blocking domain This fixes a crash when surprise hot-unplugging a PCI device. This crash happens because during hot-unplug iommugroupsetdomainnofail attaching the default domain fails when the platform no...

kernel: block: fix deadlock between sd_remove & sd_release

In the Linux kernel, the following vulnerability has been resolved: block: fix deadlock between sdremove & sdrelease Our test report the following hung task: 2538.459400 INFO: task "kworker/0:0":7 blocked for more than 188 seconds. 2538.459427 Call trace: 2538.459430 switchto+0x174/0x338...

kernel: iommu/s390: Implement blocking domain

In the Linux kernel, the following vulnerability has been resolved: iommu/s390: Implement blocking domain This fixes a crash when surprise hot-unplugging a PCI device. This crash happens because during hot-unplug iommugroupsetdomainnofail attaching the default domain fails when the platform no...

SUSE CVE-2022-49839

In the Linux kernel, the following vulnerability has been resolved: scsi: scsitransportsas: Fix error handling in sasphyadd If transportadddevice fails in sasphyadd, the kernel will crash trying to delete the device in transportremovedevice called from sasremovehost. Unable to handle kernel NULL...

UBUNTU-CVE-2025-37843

In the Linux kernel, the following vulnerability has been resolved: PCI: pciehp: Avoid unnecessary device replacement check Hot-removal of nested PCI hotplug ports suffers from a long-standing race condition which can lead to a deadlock: A parent hotplug port acquires pcilockrescanremove, then...

CVE-2025-37843

CVE-2025-37843 : In the Linux kernel, a race between parent and child PCI hotplug ports can deadlock during nested PCI hotplug removal. A fix was implemented to avoid extra checks when the hotplug port itself was hot-removed, preventing the deadlock (particularly when removing multiple Thunderbol...