UBUNTU-CVE-2021-46994

In the Linux kernel, the following vulnerability has been resolved: can: mcp251x: fix resume from sleep before interface was brought up Since 8ce8c0abcba3 the driver queues work via priv-restartwork when resuming after suspend, even when the interface was not previously enabled. This causes a nul...

UBUNTU-CVE-2021-46981

In the Linux kernel, the following vulnerability has been resolved: nbd: Fix NULL pointer in flushworkqueue Open /dev/nbdX first, the configrefs will be 1 and the pointers in nbddevice are still null. Disconnect /dev/nbdX, then reference a null recvworkq. The protection by configrefs in...

Null pointer dereference

In the Linux kernel, the following vulnerability has been resolved: nbd: Fix NULL pointer in flushworkqueue Open /dev/nbdX first, the configrefs will be 1 and the pointers in nbddevice are still null. Disconnect /dev/nbdX, then reference a null recvworkq. The protection by configrefs in...

CVE-2021-46976 drm/i915: Fix crash in auto_retire

In the Linux kernel, the following vulnerability has been resolved: drm/i915: Fix crash in autoretire The retire logic uses the 2 lower bits of the pointer to the retire function to store flags. However, the autoretire function is not guaranteed to be aligned to a multiple of 4, which causes...

CVE-2021-46970

In the Linux kernel, the following vulnerability has been resolved: bus: mhi: pcigeneric: Remove WQMEMRECLAIM flag from state workqueue A recent change created a dedicated workqueue for the state-change work with WQHIGHPRI no strong reason for that and WQMEMRECLAIM flags, but the state-change wor...

CVE-2021-46970

In the Linux kernel, the following vulnerability has been resolved: bus: mhi: pcigeneric: Remove WQMEMRECLAIM flag from state workqueue A recent change created a dedicated workqueue for the state-change work with WQHIGHPRI no strong reason for that and WQMEMRECLAIM flags, but the state-change wor...

UBUNTU-CVE-2021-46970

In the Linux kernel, the following vulnerability has been resolved: bus: mhi: pcigeneric: Remove WQMEMRECLAIM flag from state workqueue A recent change created a dedicated workqueue for the state-change work with WQHIGHPRI no strong reason for that and WQMEMRECLAIM flags, but the state-change wor...

Design/Logic Flaw

In the Linux kernel, the following vulnerability has been resolved: bus: mhi: pcigeneric: Remove WQMEMRECLAIM flag from state workqueue A recent change created a dedicated workqueue for the state-change work with WQHIGHPRI no strong reason for that and WQMEMRECLAIM flags, but the state-change wor...

CVE-2021-46970 bus: mhi: pci_generic: Remove WQ_MEM_RECLAIM flag from state workqueue

In the Linux kernel, the following vulnerability has been resolved: bus: mhi: pcigeneric: Remove WQMEMRECLAIM flag from state workqueue A recent change created a dedicated workqueue for the state-change work with WQHIGHPRI no strong reason for that and WQMEMRECLAIM flags, but the state-change wor...

CVE-2021-46970 bus: mhi: pci_generic: Remove WQ_MEM_RECLAIM flag from state workqueue

In the Linux kernel, the following vulnerability has been resolved: bus: mhi: pcigeneric: Remove WQMEMRECLAIM flag from state workqueue A recent change created a dedicated workqueue for the state-change work with WQHIGHPRI no strong reason for that and WQMEMRECLAIM flags, but the state-change wor...

DEBIAN-CVE-2021-46919

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix wq size store permission state WQ size can only be changed when the device is disabled. Current code allows change when device is enabled but wq is disabled. Change the check to detect device state...

UBUNTU-CVE-2021-46919

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix wq size store permission state WQ size can only be changed when the device is disabled. Current code allows change when device is enabled but wq is disabled. Change the check to detect device state...

Linux kernel security vulnerabilities

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 removal of the WQMEMRECLAIM flag from a stateful work queue...

DEBIAN-CVE-2023-52470

In the Linux kernel, the following vulnerability has been resolved: drm/radeon: check the allocworkqueue return value in radeoncrtcinit check the allocworkqueue return value in radeoncrtcinit to avoid null-ptr-deref...

Linux kernel security vulnerabilities

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 a NULL pointer dereference problem in the return value of allocworkqueue in radeoncrtcinit...

PT-2024-21487

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue is related to a deadlock between the fctx lock and the irq lock in the Linux kernel, specifically in the nouveau component. This deadlock is resolved by offloading the processi...

PT-2024-8440 · Linux +4 · Linux Kernel +4

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The vulnerability is related to errors in memory deallocation in the wilc1000 component of the Linux kernel. This issue can cause a denial of service. The problem arises from the...

kernel: drm/amdgpu: Fix memory leak in hpd_rx_irq_create_workqueue()

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix memory leak in hpdrxirqcreateworkqueue If construction of the array of work queues to handle hpdrxirq offload work fails, we need to unwind. Destroy all the created workqueues and the allocated memory for the...

kernel: ixgbevf: Fix resource leak in ixgbevf_init_module()

In the Linux kernel, the following vulnerability has been resolved: ixgbevf: Fix resource leak in ixgbevfinitmodule ixgbevfinitmodule won't destroy the workqueue created by createsinglethreadworkqueue when pciregisterdriver failed. Add destroyworkqueue in fail path to prevent the resource leak...

kernel: drm/vkms: Fix null-ptr-deref in vkms_release()

In the Linux kernel, the following vulnerability has been resolved: drm/vkms: Fix null-ptr-deref in vkmsrelease A null-ptr-deref is triggered when it tries to destroy the workqueue in vkms-output.composerworkq in vkmsrelease. KASAN: null-ptr-deref in range 0x0000000000000118-0x000000000000011f CP...