CVE-2022-50091

In the Linux kernel, the following vulnerability has been resolved: locking/csdlock: Change csdlockdebug from earlyparam to setup The csdlockdebug kernel-boot parameter is parsed by the earlyparam function csdlockdebug. If set, csdlockdebug invokes staticbranchenable to enable csdlockwait feature...

CVE-2022-50045

CVE-2022-50045 is a Linux kernel issue affecting the powerpc/pci path. The vulnerability arose from a locking interaction in get_phb_number(), which could cause a DEBUG_ATOMIC_SLEEP warning when sleep-prone OF routines are called while a hose_spinlock is held. The resolution involves modifying ge...

CVE-2022-50045 powerpc/pci: Fix get_phb_number() locking

In the Linux kernel, the following vulnerability has been resolved: powerpc/pci: Fix getphbnumber locking The recent change to getphbnumber causes a DEBUGATOMICSLEEP warning on some systems: BUG: sleeping function called from invalid context at kernel/locking/mutex.c:580 inatomic: 1, irqsdisabled...

CVE-2022-50045

In the Linux kernel, the following vulnerability has been resolved: powerpc/pci: Fix getphbnumber locking The recent change to getphbnumber causes a DEBUGATOMICSLEEP warning on some systems: BUG: sleeping function called from invalid context at kernel/locking/mutex.c:580 inatomic: 1, irqsdisabled...

CVE-2022-50045 powerpc/pci: Fix get_phb_number() locking

In the Linux kernel, the following vulnerability has been resolved: powerpc/pci: Fix getphbnumber locking The recent change to getphbnumber causes a DEBUGATOMICSLEEP warning on some systems: BUG: sleeping function called from invalid context at kernel/locking/mutex.c:580 inatomic: 1, irqsdisabled...

CVE-2022-49998 rxrpc: Fix locking in rxrpc's sendmsg

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix locking in rxrpc's sendmsg Fix three bugs in the rxrpc's sendmsg implementation: 1 rxrpcnewclientcall should release the socket lock when returning an error from rxrpcgetcallslot. 2 rxrpcwaitfortxwindowintr will return...

CVE-2022-49998 rxrpc: Fix locking in rxrpc's sendmsg

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix locking in rxrpc's sendmsg Fix three bugs in the rxrpc's sendmsg implementation: 1 rxrpcnewclientcall should release the socket lock when returning an error from rxrpcgetcallslot. 2 rxrpcwaitfortxwindowintr will return...

CVE-2022-49998

The CVE-2022-49998 issue concerns the Linux kernel’s RxRPC sendmsg path (net/rxrpc/sendmsg.c). The described vulnerability fixes three bugs in rxrpc’s sendmsg implementation: (1) rxrpc_new_client_call() should release the socket lock when returning from rxrpc_get_call_slot(); (2) rxrpc_wait_for_t...

CVE-2022-49998

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix locking in rxrpc's sendmsg Fix three bugs in the rxrpc's sendmsg implementation: 1 rxrpcnewclientcall should release the socket lock when returning an error from rxrpcgetcallslot. 2 rxrpcwaitfortxwindowintr will return...

CVE-2022-49989 xen/privcmd: fix error exit of privcmd_ioctl_dm_op()

In the Linux kernel, the following vulnerability has been resolved: xen/privcmd: fix error exit of privcmdioctldmop The error exit of privcmdioctldmop is calling unlockpages potentially with pages being NULL, leading to a NULL dereference. Additionally lockpages doesn't check for pinuserpagesfast...

CVE-2022-49989 xen/privcmd: fix error exit of privcmd_ioctl_dm_op()

In the Linux kernel, the following vulnerability has been resolved: xen/privcmd: fix error exit of privcmdioctldmop The error exit of privcmdioctldmop is calling unlockpages potentially with pages being NULL, leading to a NULL dereference. Additionally lockpages doesn't check for pinuserpagesfast...

CVE-2022-49989

CVE-2022-49989 concerns the Linux kernel’s xen/privcmd code. The vulnerability stems from: (1) error exit handling in privcmd_ioctl_dm_op() calling unlock_pages() with NULL pages, risking a NULL dereference, and (2) lock_pages() not verifying pin_user_pages_fast() success, potentially leaving som...

CVE-2022-49943 USB: gadget: Fix obscure lockdep violation for udc_mutex

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: Fix obscure lockdep violation for udcmutex A recent commit expanding the scope of the udclock mutex in the gadget core managed to cause an obscure and slightly bizarre lockdep violation. In abbreviated form:...

CVE-2022-49936 USB: core: Prevent nested device-reset calls

In the Linux kernel, the following vulnerability has been resolved: USB: core: Prevent nested device-reset calls Automatic kernel fuzzing revealed a recursive locking violation in usb-storage: ============================================ WARNING: possible recursive locking detected 5.18.0 3 Not...

CVE-2022-49936 USB: core: Prevent nested device-reset calls

In the Linux kernel, the following vulnerability has been resolved: USB: core: Prevent nested device-reset calls Automatic kernel fuzzing revealed a recursive locking violation in usb-storage: ============================================ WARNING: possible recursive locking detected 5.18.0 3 Not...

CVE-2022-49936

Summary (CVE-2022-49936) In the Linux kernel, the USB core vulnerable path is “Prevent nested device-reset calls.” The accompanying analysis shows a recursive locking violation in usb-storage when a nested reset occurs during device removal, caused by a reset being invoked while another is in pro...

UBUNTU-CVE-2025-38005

In the Linux kernel, the following vulnerability has been resolved: dmaengine: ti: k3-udma: Add missing locking Recent kernels complain about a missing lock in k3-udma.c when the lock validator is enabled: 4.128073 WARNING: CPU: 0 PID: 746 at drivers/dma/ti/../virt-dma.h:169...

CVE-2025-38005

In the Linux kernel, the following vulnerability has been resolved: dmaengine: ti: k3-udma: Add missing locking Recent kernels complain about a missing lock in k3-udma.c when the lock validator is enabled: 4.128073 WARNING: CPU: 0 PID: 746 at drivers/dma/ti/../virt-dma.h:169...

CVE-2022-50053: Improper Locking

In the Linux kernel, the following vulnerability has been resolved: iavf: Fix reset error handling Do not call iavfclose in iavfresettask error handling. Doing so can lead to double call of napidisable, which can lead to deadlock there. Removing VF would lead to iavfremove task being stuck, becau...

CVE-2022-49943: Improper Locking

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: Fix obscure lockdep violation for udcmutex A recent commit expanding the scope of the udclock mutex in the gadget core managed to cause an obscure and slightly bizarre lockdep violation. In abbreviated form:...