UBUNTU-CVE-2022-50810

In the Linux kernel, the following vulnerability has been resolved: rapidio: devices: fix missing putdevice in mportcdevopen When kfifoalloc fails, the refcount of chdev-dev is left incremental. We should use putdevice&chdev-dev to decrease the ref count of chdev-dev to avoid refcount leak...

UBUNTU-CVE-2022-50834

In the Linux kernel, the following vulnerability has been resolved: nfc: Fix potential resource leaks nfcgetdevice take reference for the device, add missing nfcputdevice to release it when not need anymore. Also fix the style warnning by use error EOPNOTSUPP instead of ENOTSUPP...

CVE-2023-54324 dm: fix a race condition in retrieve_deps

In the Linux kernel, the following vulnerability has been resolved: dm: fix a race condition in retrievedeps There's a race condition in the multipath target when retrievedeps races with multipathmessage calling dmgetdevice and dmputdevice. retrievedeps walks the list of open devices without...

CVE-2022-50887 regulator: core: fix unbalanced of node refcount in regulator_dev_lookup()

In the Linux kernel, the following vulnerability has been resolved: regulator: core: fix unbalanced of node refcount in regulatordevlookup I got the the following report: OF: ERROR: memory leak, expected refcount 1 instead of 2, ofnodeget/ofnodeput unbalanced - destroy cset entry: attach overlay...

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-2023-54259

CVE-2023-54259 (Linux kernel, SoundWire bus) : Affects the soundwire: bus code where an unbalanced pm_runtime_put() could underflow the usage count. The root cause is that -EACCES errors when getting pm_runtime were ignored, and a final put was performed regardless. The fix reverts a previous cha...

CVE-2023-54259

In the Linux kernel, the following vulnerability has been resolved: soundwire: bus: Fix unbalanced pmruntimeput causing usage count underflow This reverts commit 443a98e649b4 "soundwire: bus: use pmruntimeresumeandget" Change calls to pmruntimeresumeandget back to pmruntimegetsync. This fixes a...

CVE-2023-54259 soundwire: bus: Fix unbalanced pm_runtime_put() causing usage count underflow

In the Linux kernel, the following vulnerability has been resolved: soundwire: bus: Fix unbalanced pmruntimeput causing usage count underflow This reverts commit 443a98e649b4 "soundwire: bus: use pmruntimeresumeandget" Change calls to pmruntimeresumeandget back to pmruntimegetsync. This fixes a...

CVE-2022-50785

In the Linux kernel, the following vulnerability has been resolved: fsi: occ: Prevent use after free Use getdevice and putdevice in the open and close functions to make sure the device doesn't get freed while a file descriptor is open. Also, lock around the freeing of the device buffer and check...

CVE-2022-50868 hwrng: amd - Fix PCI device refcount leak

In the Linux kernel, the following vulnerability has been resolved: hwrng: amd - Fix PCI device refcount leak foreachpcidev is implemented by pcigetdevice. The comment of pcigetdevice says that it will increase the reference count for the returned pcidev and also decrease the reference count for...

CVE-2022-50857

The CVE-2022-50857 entry concerns the Linux kernel code path for rapidio rio: rio_register_mport. The issue arises when device_register() fails after an mport name has been allocated with dev_set_name(); the allocated name must be released, and the reference should be dropped with put_device() so...

CVE-2022-50848 drivers: dio: fix possible memory leak in dio_init()

In the Linux kernel, the following vulnerability has been resolved: drivers: dio: fix possible memory leak in dioinit If deviceregister returns error, the 'dev' and name needs be freed. Add a release function, and then call putdevice in the error path, so the name is freed in kobjectcleanup and t...

CVE-2022-50848

The CVE-2022-50848 issue affects the Linux kernel drivers/dio path, where a memory leak could occur in dio_init() if device_register() fails. The fix adds a release function and calls put_device() in the error path, ensuring the device and its name are freed (name via kobject_cleanup and dev via ...

CVE-2022-50848 drivers: dio: fix possible memory leak in dio_init()

In the Linux kernel, the following vulnerability has been resolved: drivers: dio: fix possible memory leak in dioinit If deviceregister returns error, the 'dev' and name needs be freed. Add a release function, and then call putdevice in the error path, so the name is freed in kobjectcleanup and t...

CVE-2022-50785

In the Linux kernel, the following vulnerability has been resolved: fsi: occ: Prevent use after free Use getdevice and putdevice in the open and close functions to make sure the device doesn't get freed while a file descriptor is open. Also, lock around the freeing of the device buffer and check...

UBUNTU-CVE-2022-50785

In the Linux kernel, the following vulnerability has been resolved: fsi: occ: Prevent use after free Use getdevice and putdevice in the open and close functions to make sure the device doesn't get freed while a file descriptor is open. Also, lock around the freeing of the device buffer and check...

CVE-2023-54205 pinctrl: stm32: Fix refcount leak in stm32_pctrl_get_irq_domain

In the Linux kernel, the following vulnerability has been resolved: pinctrl: stm32: Fix refcount leak in stm32pctrlgetirqdomain ofirqfindparent returns a node pointer with refcount incremented, We should use ofnodeput on it when not needed anymore. Add missing ofnodeput to avoid refcount leak...

CVE-2022-50834 nfc: Fix potential resource leaks

In the Linux kernel, the following vulnerability has been resolved: nfc: Fix potential resource leaks nfcgetdevice take reference for the device, add missing nfcputdevice to release it when not need anymore. Also fix the style warnning by use error EOPNOTSUPP instead of ENOTSUPP...

CVE-2022-50834 nfc: Fix potential resource leaks

In the Linux kernel, the following vulnerability has been resolved: nfc: Fix potential resource leaks nfcgetdevice take reference for the device, add missing nfcputdevice to release it when not need anymore. Also fix the style warnning by use error EOPNOTSUPP instead of ENOTSUPP...

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:...