CVE-2023-54283

CVE-2023-54283 is a Linux kernel vulnerability related to a data-race in the BPF LRU list code. Kernel Concurrency Sanitizer detected a race on accessing node->ref in __bpf_lru_list_rotate/__htab_lru_percpu_map_update_elem, leading to a write of 1 byte and a read of 1 byte across CPUs. The fix...

CVE-2022-50882

CVE-2022-50882 affects the Linux kernel's media: uvcvideo component. The root cause was a memory/resource leak where the unit buffer was allocated before validating the privacy GPIO IRQ. The fix postpones allocating the unit buffer until after the IRQ check, preventing leaks. Impact is described ...

CVE-2023-54273 xfrm: Fix leak of dev tracker

In the Linux kernel, the following vulnerability has been resolved: xfrm: Fix leak of dev tracker At the stage of direction checks, the netdev reference tracker is already initialized, but released with wrong put call...

CVE-2023-54264 fs/sysv: Null check to prevent null-ptr-deref bug

In the Linux kernel, the following vulnerability has been resolved: fs/sysv: Null check to prevent null-ptr-deref bug sbgetblkinode-isb, parent return a null ptr and taking lock on that leads to the null-ptr-deref bug...

CVE-2023-54246

CVE-2023-54246 affects the Linux kernel. The issue arises from rcuscale: rcu_scale_writer() scheduling using schedule_timeout_uninterruptible(), which can hang when rcuscale.holdoff exceeds hung_task_timeout_secs. The fix replaces schedule_timeout_uninterruptible() with schedule_timeout_idle(), a...

CVE-2022-50866

CVE-2022-50866 relates to the Linux kernel ASoC: pxa driver, where a null-pointer dereference could occur in the filter() path due to kasprintf() returning NULL when kmalloc() fails. The public fixes require checking the allocation return before using strcmp(), effectively preventing potential cr...

CVE-2022-50858 mmc: alcor: fix return value check of mmc_add_host()

In the Linux kernel, the following vulnerability has been resolved: mmc: alcor: fix return value check of mmcaddhost mmcaddhost may return error, if we ignore its return value, the memory that allocated in mmcallochost will be leaked and it will lead a kernel crash because of deleting not added...

CVE-2023-54242

CVE-2023-54242 affects the Linux kernel in the block bfq I/O elevator. The issue is a division by zero when the weighted sum (wsum) equals zero, causing an invalid calculation of the limit during bfq_limit_depth. The vulnerability could trigger a divide error as observed in a stress-ng stress tes...

CVE-2023-54241 MIPS: KVM: Fix NULL pointer dereference

In the Linux kernel, the following vulnerability has been resolved: MIPS: KVM: Fix NULL pointer dereference After commit 45c7e8af4a5e3f0bea4ac209 "MIPS: Remove KVMTE support" we get a NULL pointer dereference when creating a KVM guest: 146.243409 Starting KVM with MIPS VZ extensions 149.849151 CP...

CVE-2023-54204

In the Linux kernel, the following vulnerability has been resolved: mmc: sunplus: fix return value check of mmcaddhost mmcaddhost may return error, if we ignore its return value, 1. the memory allocated in mmcallochost will be leaked 2. null-ptr-deref will happen when calling mmcremovehost in...

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-2022-50835 jbd2: add miss release buffer head in fc_do_one_pass()

In the Linux kernel, the following vulnerability has been resolved: jbd2: add miss release buffer head in fcdoonepass In fcdoonepass miss release buffer head after use which will lead to reference count leak...

CVE-2023-54202 drm/i915: fix race condition UAF in i915_perf_add_config_ioctl

In the Linux kernel, the following vulnerability has been resolved: drm/i915: fix race condition UAF in i915perfaddconfigioctl Userspace can guess the id value and try to race oaconfig object creation with config remove, resulting in a use-after-free if we dereference the object after unlocking t...

CVE-2023-54190

In CVE-2023-54190, the Linux kernel fixes a refcount leak in leds-core: of_led_get() where class_find_device_by_of_node() previously took a reference via class_find_device() and relied on put_device() to drop it. The vulnerability pertains to the LED subsystem's reference counting and has been mi...

CVE-2023-54184 scsi: target: iscsit: Free cmds before session free

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsit: Free cmds before session free Commands from recovery entries are freed after session has been closed. That leads to use-after-free at command free or NPE with such call trace: Time2Retain timer expired for...

CVE-2023-54180

CVE-2023-54180 concerns the Linux kernel Btrfs repair flow when a dev-replace operation is in progress. The root cause is a BUG_ON() in btrfs_repair_io_failure() triggered while repairing a degraded/replace target device, due to mirror_num handling in btrfs_map_block() and possible manipulation o...

CVE-2023-54174 vfio: Fix NULL pointer dereference caused by uninitialized group->iommufd

In the Linux kernel, the following vulnerability has been resolved: vfio: Fix NULL pointer dereference caused by uninitialized group-iommufd group-iommufd is not initialized for the iommufdctxput 20018.331541 BUG: kernel NULL pointer dereference, address: 0000000000000000 20018.377508 RIP:...

CVE-2022-50819

The CVE-2022-50819 vulnerability affects the Linux kernel’s udmabuf/dma-buf path. If the sg table creation fails, ubuf->sg must be set to NULL; otherwise, closing the dmabuf fd can trigger a use-after-free/null-deref in release_udmabuf, causing a crash. The issue was addressed by ensuring ubuf...

CVE-2022-50814 crypto: hisilicon/zip - fix mismatch in get/set sgl_sge_nr

In the Linux kernel, the following vulnerability has been resolved: crypto: hisilicon/zip - fix mismatch in get/set sglsgenr KASAN reported this Bug: 17619.659757 BUG: KASAN: global-out-of-bounds in paramgetint+0x34/0x60 17619.673193 Read of size 4 at addr fffff01332d7ed00 by task readall/1507958...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992544)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992544 advisory. In the Linux kernel, the following vulnerability has been resolved: video: fbdev: vt8623fb: Check the size of screen before memsetio In the function vt8623fbsetpar,...