DEBIAN-CVE-2022-49759

In the Linux kernel, the following vulnerability has been resolved: VMCI: Use threaded irqs instead of tasklets The vmcidispatchdgs tasklet function calls vmcireaddata which uses waitevent resulting in invalid sleep in an atomic context and therefore potentially in a deadlock. Use threaded irqs t...

DEBIAN-CVE-2022-49746

In the Linux kernel, the following vulnerability has been resolved: dmaengine: imx-sdma: Fix a possible memory leak in sdmatransferinit If the function sdmaloadcontext fails, the sdmadesc will be freed, but the allocated desc-bd is forgot to be freed. We already met the sdmaloadcontext failure ca...

UBUNTU-CVE-2023-53029

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: Fix the use of GFPKERNEL in atomic context on rt The commit 4af1b64f80fb "octeontx2-pf: Fix lmtst ID used in aura free" uses the get/putcpu to protect the usage of percpu pointer in -aurafreeptr callback, but it als...

UBUNTU-CVE-2023-53031

In the Linux kernel, the following vulnerability has been resolved: powerpc/imc-pmu: Fix use of mutex in IRQs disabled section Current imc-pmu code triggers a WARNING with CONFIGDEBUGATOMICSLEEP and CONFIGPROVELOCKING enabled, while running a threadimc event. Command to trigger the warning: perf...

UBUNTU-CVE-2023-53030

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: Avoid use of GFPKERNEL in atomic context Using GFPKERNEL in preemption disable context, causing below warning when CONFIGDEBUGATOMICSLEEP is enabled. 32.542271 BUG: sleeping function called from invalid context at...

UBUNTU-CVE-2023-53013

In the Linux kernel, the following vulnerability has been resolved: ptdma: ptcoreexecutecmd should use spinlock The interrupt handler ptcoreirqhandler of the ptdma driver can be called from interrupt context. The code flow in this function can lead down to ptcoreexecutecmd which will attempt to...

CVE-2023-53030 octeontx2-pf: Avoid use of GFP_KERNEL in atomic context

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: Avoid use of GFPKERNEL in atomic context Using GFPKERNEL in preemption disable context, causing below warning when CONFIGDEBUGATOMICSLEEP is enabled. 32.542271 BUG: sleeping function called from invalid context at...

CVE-2023-53029 octeontx2-pf: Fix the use of GFP_KERNEL in atomic context on rt

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: Fix the use of GFPKERNEL in atomic context on rt The commit 4af1b64f80fb "octeontx2-pf: Fix lmtst ID used in aura free" uses the get/putcpu to protect the usage of percpu pointer in -aurafreeptr callback, but it als...

CVE-2023-53030 octeontx2-pf: Avoid use of GFP_KERNEL in atomic context

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: Avoid use of GFPKERNEL in atomic context Using GFPKERNEL in preemption disable context, causing below warning when CONFIGDEBUGATOMICSLEEP is enabled. 32.542271 BUG: sleeping function called from invalid context at...

CVE-2023-53030

CVE-2023-53030 affects the Linux kernel in octeontx2-pf where GFP_KERNEL was used in a context with preemption disabled, triggering a warning (CONFIG_DEBUG_ATOMIC_SLEEP) and potential sleeping in atomic context. The issue is resolved by avoiding GFP_KERNEL in atomic contexts and disabling preempt...

CVE-2023-53030

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: Avoid use of GFPKERNEL in atomic context Using GFPKERNEL in preemption disable context, causing below warning when CONFIGDEBUGATOMICSLEEP is enabled. 32.542271 BUG: sleeping function called from invalid context at...

CVE-2023-53029

The CVE-2023-53029 entry concerns the Linux kernel, specifically the octeontx2-pf driver. The vulnerability/issue arises from GFP_KERNEL usage in atomic contexts for the rt (real-time) kernel, triggering sleep warnings in atomic context (BUG: sleeping function called from invalid context) and rel...

CVE-2023-53029 octeontx2-pf: Fix the use of GFP_KERNEL in atomic context on rt

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: Fix the use of GFPKERNEL in atomic context on rt The commit 4af1b64f80fb "octeontx2-pf: Fix lmtst ID used in aura free" uses the get/putcpu to protect the usage of percpu pointer in -aurafreeptr callback, but it als...

CVE-2023-53029

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: Fix the use of GFPKERNEL in atomic context on rt The commit 4af1b64f80fb "octeontx2-pf: Fix lmtst ID used in aura free" uses the get/putcpu to protect the usage of percpu pointer in -aurafreeptr callback, but it als...

CVE-2023-53013 ptdma: pt_core_execute_cmd() should use spinlock

In the Linux kernel, the following vulnerability has been resolved: ptdma: ptcoreexecutecmd should use spinlock The interrupt handler ptcoreirqhandler of the ptdma driver can be called from interrupt context. The code flow in this function can lead down to ptcoreexecutecmd which will attempt to...

CVE-2023-53013

The CVE-2023-53013 issue in the Linux kernel relates to the ptdma driver: pt_core_irq_handler() could call pt_core_execute_cmd() from interrupt context, where acquiring a mutex is invalid and could cause a kernel panic. The fix replaces the mutex with a spinlock, addressing the interrupt-context ...

CVE-2023-53013 ptdma: pt_core_execute_cmd() should use spinlock

In the Linux kernel, the following vulnerability has been resolved: ptdma: ptcoreexecutecmd should use spinlock The interrupt handler ptcoreirqhandler of the ptdma driver can be called from interrupt context. The code flow in this function can lead down to ptcoreexecutecmd which will attempt to...

CVE-2023-53013 ptdma: pt_core_execute_cmd() should use spinlock

In the Linux kernel, the following vulnerability has been resolved: ptdma: ptcoreexecutecmd should use spinlock The interrupt handler ptcoreirqhandler of the ptdma driver can be called from interrupt context. The code flow in this function can lead down to ptcoreexecutecmd which will attempt to...

CVE-2022-49759 VMCI: Use threaded irqs instead of tasklets

In the Linux kernel, the following vulnerability has been resolved: VMCI: Use threaded irqs instead of tasklets The vmcidispatchdgs tasklet function calls vmcireaddata which uses waitevent resulting in invalid sleep in an atomic context and therefore potentially in a deadlock. Use threaded irqs t...

CVE-2022-49746 dmaengine: imx-sdma: Fix a possible memory leak in sdma_transfer_init

In the Linux kernel, the following vulnerability has been resolved: dmaengine: imx-sdma: Fix a possible memory leak in sdmatransferinit If the function sdmaloadcontext fails, the sdmadesc will be freed, but the allocated desc-bd is forgot to be freed. We already met the sdmaloadcontext failure ca...