CVE-2023-54271

CVE-2023-54271 concerns a NULL pointer dereference in the Linux kernel related to block cgroup handling. The issue arises when blkcg_activate_policy installs blkg_policy_data before ioc_weight policy data is fully initialized, causing a race with ioc_weight_write() that can encounter an uninitial...

CVE-2023-54271 blk-cgroup: Fix NULL deref caused by blkg_policy_data being installed before init

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Fix NULL deref caused by blkgpolicydata being installed before init blk-iocost sometimes causes the following crash: BUG: kernel NULL pointer dereference, address: 00000000000000e0 ... RIP: 0010:rawspinlock+0x17/0x30...

CVE-2023-54271

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Fix NULL deref caused by blkgpolicydata being installed before init blk-iocost sometimes causes the following crash: BUG: kernel NULL pointer dereference, address: 00000000000000e0 ... RIP: 0010:rawspinlock+0x17/0x30...

CVE-2023-54260 cifs: Fix lost destroy smbd connection when MR allocate failed

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix lost destroy smbd connection when MR allocate failed If the MR allocate failed, the smb direct connection info is NULL, then smbddestroy will directly return, then the connection info will be leaked. Let's set the smb...

CVE-2022-50871 wifi: ath11k: Fix qmi_msg_handler data structure initialization

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: Fix qmimsghandler data structure initialization qmimsghandler is required to be null terminated by QMI module. There might be a case where a handler for a msg id is not present in the handlers array which can lead t...

CVE-2022-50871

The CVE-2022-50871 entry concerns the Linux kernel component wifi: ath11k, specifically the qmi_msg_handler data structure initialization. The issue could allow an infinite loop while searching for a handler when a msg-id handler is missing from the handlers array, leading to out-of-bounds access...

CVE-2022-50871

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: Fix qmimsghandler data structure initialization qmimsghandler is required to be null terminated by QMI module. There might be a case where a handler for a msg id is not present in the handlers array which can lead t...

CVE-2022-50850

CVE-2022-50850 affects the Linux kernel component: scsi/ipr. The issue described is a WARNING raised when ipr_init() calls unregister_reboot_notifier() if pci_register_driver() fails, leading to a logged WARN and a notifier chain risk. Patches fix the root cause by ensuring unregister_reboot_noti...

CVE-2023-54234 scsi: mpi3mr: Fix missing mrioc->evtack_cmds initialization

In the Linux kernel, the following vulnerability has been resolved: scsi: mpi3mr: Fix missing mrioc-evtackcmds initialization Commit c1af985d27da "scsi: mpi3mr: Add Event acknowledgment logic" introduced an array mrioc-evtackcmds but initialization of the array elements was missed. They are just...

CVE-2023-54234

CVE-2023-54234 | Linux kernel scsi mpi3mr: Fix missing mrioc->evtack_cmds initialization. The issue arises from an uninitialized mrioc->evtack_cmds array after the addition of Event acknowledgment logic, causing use-after-free via incorrect clear_bit() on evtack_cmds_bitmap due to host_tag ...

CVE-2023-54234

In the Linux kernel, the following vulnerability has been resolved: scsi: mpi3mr: Fix missing mrioc-evtackcmds initialization Commit c1af985d27da "scsi: mpi3mr: Add Event acknowledgment logic" introduced an array mrioc-evtackcmds but initialization of the array elements was missed. They are just...

CVE-2023-54217 Revert "drm/msm: Add missing check and destroy for alloc_ordered_workqueue"

In the Linux kernel, the following vulnerability has been resolved: Revert "drm/msm: Add missing check and destroy for allocorderedworkqueue" This reverts commit 643b7d0869cc7f1f7a5ac7ca6bd25d88f54e31d0. A recent patch that tried to fix up the msmdrminit paths with respect to the workqueue but on...

CVE-2023-54206 net/sched: flower: fix filter idr initialization

In the Linux kernel, the following vulnerability has been resolved: net/sched: flower: fix filter idr initialization The cited commit moved idr initialization too early in flchange which allows concurrent users to access the filter that is still being initialized and is in inconsistent state,...

CVE-2023-54206

CVE-2023-54206 affects the Linux kernel net/sched flower filter initialization. The root cause is a race where idr initialization was moved too early in fl_change(), allowing concurrent access to a filter still being initialized, risking a NULL pointer dereference. The published mitigations descr...

CVE-2023-54206

In the Linux kernel, the following vulnerability has been resolved: net/sched: flower: fix filter idr initialization The cited commit moved idr initialization too early in flchange which allows concurrent users to access the filter that is still being initialized and is in inconsistent state,...

CVE-2023-54206 net/sched: flower: fix filter idr initialization

In the Linux kernel, the following vulnerability has been resolved: net/sched: flower: fix filter idr initialization The cited commit moved idr initialization too early in flchange which allows concurrent users to access the filter that is still being initialized and is in inconsistent state,...

CVE-2022-50847 drm/bridge: it6505: Initialize AUX channel in it6505_i2c_probe

In the Linux kernel, the following vulnerability has been resolved: drm/bridge: it6505: Initialize AUX channel in it6505i2cprobe During device boot, the HPD interrupt could be triggered before the DRM subsystem registers it6505 as a DRM bridge. In such cases, the driver tries to access AUX channe...

CVE-2023-54167

The CVE-2023-54167 issue concerns the Linux kernel on m68k where phys_to_virt handling for the initrd was performed before paging_init, causing an access fault on boot with an initial ramdisk on non-zero start memory architectures (e.g., Amiga). The fix postpones phys_to_virt initialization until...

CVE-2023-54167 m68k: mm: Move initrd phys_to_virt handling after paging_init()

In the Linux kernel, the following vulnerability has been resolved: m68k: mm: Move initrd phystovirt handling after paginginit When booting with an initial ramdisk on platforms where physical memory does not start at address zero e.g. on Amiga: initrd: 0ef0602c - 0f800000 Zone ranges: DMA mem...

CVE-2023-54167 m68k: mm: Move initrd phys_to_virt handling after paging_init()

In the Linux kernel, the following vulnerability has been resolved: m68k: mm: Move initrd phystovirt handling after paginginit When booting with an initial ramdisk on platforms where physical memory does not start at address zero e.g. on Amiga: initrd: 0ef0602c - 0f800000 Zone ranges: DMA mem...