CVE-2023-52855

In the Linux kernel, the following vulnerability has been resolved: usb: dwc2: fix possible NULL pointer dereference caused by driver concurrency In dwc2hcdurbenqueue, "urb-hcpriv = NULL" is executed without holding the lock "hsotg-lock". In dwc2hcdurbdequeue: spinlockirqsave&hsotg-lock, flags;...

UBUNTU-CVE-2023-52855

In the Linux kernel, the following vulnerability has been resolved: usb: dwc2: fix possible NULL pointer dereference caused by driver concurrency In dwc2hcdurbenqueue, "urb-hcpriv = NULL" is executed without holding the lock "hsotg-lock". In dwc2hcdurbdequeue: spinlockirqsave&hsotg-lock, flags;...

UBUNTU-CVE-2023-52769

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix htt mlo-offset event locking The ath12k active pdevs are protected by RCU but the htt mlo-offset event handling code calling ath12kmacgetarbypdevid was not marked as a read-side critical section. Mark the code i...

CVE-2023-52855

The Linux kernel contains a vulnerability in the usb: dwc2 driver caused by a concurrency issue. Specifically, in _dwc2_hcd_urb_enqueue(), the statement urb->hcpriv = NULL is executed without holding the hsotg->lock spinlock. If _dwc2_hcd_urb_dequeue() is executed concurrently, the NULL che...

CVE-2023-52855

In the Linux kernel, the following vulnerability has been resolved: usb: dwc2: fix possible NULL pointer dereference caused by driver concurrency In dwc2hcdurbenqueue, "urb-hcpriv = NULL" is executed without holding the lock "hsotg-lock". In dwc2hcdurbdequeue: spinlockirqsave&hsotg-lock, flags;...

CVE-2023-52800 wifi: ath11k: fix htt pktlog locking

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix htt pktlog locking The ath11k active pdevs are protected by RCU but the htt pktlog handling code calling ath11kmacgetarbypdevid was not marked as a read-side critical section. Mark the code in question as an RCU...

CVE-2023-52800 wifi: ath11k: fix htt pktlog locking

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix htt pktlog locking The ath11k active pdevs are protected by RCU but the htt pktlog handling code calling ath11kmacgetarbypdevid was not marked as a read-side critical section. Mark the code in question as an RCU...

CVE-2023-52798

CVE-2023-52798 concerns the Linux kernel’s ath11k wifi DFS radar event handling. The fix marks the DFS radar event locking code (calling ath11k_mac_get_ar_by_pdev_id()) as an RCU read-side critical section to prevent potential use-after-free in active pdev protection. Document notes indicate comp...

CVE-2023-52798 wifi: ath11k: fix dfs radar event locking

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix dfs radar event locking The ath11k active pdevs are protected by RCU but the DFS radar event handling code calling ath11kmacgetarbypdevid was not marked as a read-side critical section. Mark the code in question...

CVE-2023-52798 wifi: ath11k: fix dfs radar event locking

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix dfs radar event locking The ath11k active pdevs are protected by RCU but the DFS radar event handling code calling ath11kmacgetarbypdevid was not marked as a read-side critical section. Mark the code in question...

CVE-2023-52777

CVE-2023-52777 affects the Linux kernel ath11k wifi driver. The gtk offload status event handler called ath11k_mac_get_arvif_by_vdev_id() was not in an RCU read-side critical section, risking use-after-free on active pdevs protected by RCU. The fix marks this code path as an RCU read-side critica...

CVE-2023-52776 wifi: ath12k: fix dfs-radar and temperature event locking

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix dfs-radar and temperature event locking The ath12k active pdevs are protected by RCU but the DFS-radar and temperature event handling code calling ath12kmacgetarbypdevid was not marked as a read-side critical...

CVE-2023-52776

CVE-2023-52776 affects the Linux kernel wifi driver ath12k (DFS radar and temperature event handling). The root cause was that DFS-radar and temperature event code calling ath12k_mac_get_ar_by_pdev_id() was not in an RCU read-side critical section, risking use-after-free scenarios. The fix marks ...

CVE-2023-52769 wifi: ath12k: fix htt mlo-offset event locking

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix htt mlo-offset event locking The ath12k active pdevs are protected by RCU but the htt mlo-offset event handling code calling ath12kmacgetarbypdevid was not marked as a read-side critical section. Mark the code i...

CVE-2023-52769

CVE-2023-52769 concerns the Linux kernel wireless driver ath12k. The issue arises in the htt_mlo_offset event handling path, where the code calling ath12k_mac_get_ar_by_pdev_id() was not protected by an RCU read-side critical section, potentially enabling use-after-free in active pdev contexts. T...

CVE-2023-52769 wifi: ath12k: fix htt mlo-offset event locking

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix htt mlo-offset event locking The ath12k active pdevs are protected by RCU but the htt mlo-offset event handling code calling ath12kmacgetarbypdevid was not marked as a read-side critical section. Mark the code i...

SUSE CVE-2024-35990

In the Linux kernel, the following vulnerability has been resolved: dma: xilinxdpdma: Fix locking There are several places where either chan-lock or chan-vchan.lock was not held. Add appropriate locking. This fixes lockdep warnings like 31.077578 ------------ cut here ------------ 31.077831...

SUSE CVE-2024-36000

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix missing hugetlblock for resv uncharge There is a recent report on UFFDIOCOPY over hugetlb: https://lore.kernel.org/all/[email protected]/ 350: lockdepassertheld&hugetlblock; Should be an issu...

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 Linux kernel that stems from a vulnerability in the locking/wwmutex/test module...

CVE-2023-52737: Improper Locking

In the Linux kernel, the following vulnerability has been resolved: btrfs: lock the inode in shared mode before starting fiemap Currently fiemap does not take the inode's lock VFS lock, it only locks a file range in the inode's io tree. This however can lead to a deadlock if we have a concurrent...