CVE-2022-49083

In the Linux kernel, the following vulnerability has been resolved: iommu/omap: Fix regression in probe for NULL pointer dereference Commit 3f6634d997db "iommu: Use right way to retrieve iommuops" started triggering a NULL pointer dereference for some omap variants: iommuprobedevice from...

CVE-2022-49731

In the Linux kernel, the following vulnerability has been resolved: ata: libata-core: fix NULL pointer deref in atahostallocpinfo In an unlikely and probably wrong? case that the 'ppi' parameter of atahostallocpinfo points to an array starting with a NULL pointer, there's going to be a kernel oop...

CVE-2022-49649

In the Linux kernel, the following vulnerability has been resolved: xen/netback: avoid entering xenvifrxnextskb with an empty rx queue xenvifrxnextskb is expecting the rx queue not being empty, but in case the loop in xenvifrxaction is doing multiple iterations, the availability of another skb in...

CVE-2022-49475 spi: spi-fsl-qspi: check return value after calling platform_get_resource_byname()

In the Linux kernel, the following vulnerability has been resolved: spi: spi-fsl-qspi: check return value after calling platformgetresourcebyname It will cause null-ptr-deref if platformgetresourcebyname returns NULL, we need check the return value...

CVE-2022-49472

CVE-2022-49472 affects the Linux kernel PHY Micrel driver: if a .probe is present and .driver_data is missing, a NULL pointer dereference can occur. The fix adds NULL checks for priv->type to allow probing without .driver_data. Connected advisories (Astra/Unity Linux) reference Linux kernel ve...

CVE-2022-49445

In the Linux kernel, the following vulnerability has been resolved: pinctrl: renesas: core: Fix possible null-ptr-deref in shpfcmapresources It will cause null-ptr-deref when using 'res', if platformgetresource returns NULL, so move using 'res' after devmioremapresource that will check it to avoi...

CVE-2022-49424

In the Linux kernel, the following vulnerability has been resolved: iommu/mediatek: Fix NULL pointer dereference when printing devname When larbdev is NULL in the case I hit, the node is incorrectly set iommus = , it will cause devicelinkadd fail and kernel crashes when we try to print...

CVE-2022-49376

In the Linux kernel, the following vulnerability has been resolved: scsi: sd: Fix potential NULL pointer dereference If sdprobe sees an early error before sdkp-device is initialized, sdzbcreleasedisk is called. This causes a NULL pointer dereference when sdiszoned is called inside that function...

CVE-2022-49332

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Address NULL pointer dereference after stargettorport Calls to stargettorport may return NULL. Add check for NULL rport before dereference...

CVE-2022-49321 xprtrdma: treat all calls not a bcall when bc_serv is NULL

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: treat all calls not a bcall when bcserv is NULL When a rdma server returns a fault format reply, nfs v3 client may treats it as a bcall when bc service is not exist. The debug message at rpcrdmabcreceivecall are,...

CVE-2022-49302

In the Linux kernel, the following vulnerability has been resolved: USB: host: isp116x: check return value after calling platformgetresource It will cause null-ptr-deref if platformgetresource returns NULL, we need check the return value...

CVE-2022-49295 nbd: call genl_unregister_family() first in nbd_cleanup()

In the Linux kernel, the following vulnerability has been resolved: nbd: call genlunregisterfamily first in nbdcleanup Otherwise there may be race between module removal and the handling of netlink command, which can lead to the oops as shown below: BUG: kernel NULL pointer dereference, address:...

CVE-2022-49139 Bluetooth: fix null ptr deref on hci_sync_conn_complete_evt

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: fix null ptr deref on hcisyncconncompleteevt This event is just specified for SCO and eSCO link types. On the reception of a HCISynchronousConnectionComplete for a BDADDR of an existing LE connection, LE link type and ...

CVE-2022-49106 staging: vchiq_arm: Avoid NULL ptr deref in vchiq_dump_platform_instances

In the Linux kernel, the following vulnerability has been resolved: staging: vchiqarm: Avoid NULL ptr deref in vchiqdumpplatforminstances vchiqgetstate can return a NULL pointer. So handle this cases and avoid a NULL pointer derefence in vchiqdumpplatforminstances...

CVE-2022-49104

In the Linux kernel, the following vulnerability has been resolved: staging: vchiqcore: handle NULL result of findservicebyhandle In case of an invalid handle the function findservivebyhandle returns NULL. So take care of this and avoid a NULL pointer dereference...

CVE-2022-49083

In the Linux kernel, the following vulnerability has been resolved: iommu/omap: Fix regression in probe for NULL pointer dereference Commit 3f6634d997db "iommu: Use right way to retrieve iommuops" started triggering a NULL pointer dereference for some omap variants: iommuprobedevice from...

CVE-2022-49083 iommu/omap: Fix regression in probe for NULL pointer dereference

In the Linux kernel, the following vulnerability has been resolved: iommu/omap: Fix regression in probe for NULL pointer dereference Commit 3f6634d997db "iommu: Use right way to retrieve iommuops" started triggering a NULL pointer dereference for some omap variants: iommuprobedevice from...

Linux kernel null pointer dereference vulnerability (CNVD-2025-04165)

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. Linux kernel suffers from a null pointer dereference vulnerability that stems from the fact that the return value of ieee80211probereqget may be NULL, and direct use without...

Linux kernel null pointer dereference vulnerability (CNVD-2025-04164)

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. Linux kernel suffers from a null pointer dereference vulnerability that stems from a DLM module that may cause a null pointer dereference to lkbresource when requestlock is...

Linux kernel null pointer dereference vulnerability (CNVD-2025-04163)

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. Linux kernel suffers from a null pointer dereference vulnerability that stems from the BCache module not properly checking that c-root is NULL in cachesetflush, which could lea...