CVE-2023-52493 bus: mhi: host: Drop chan lock before queuing buffers

In the Linux kernel, the following vulnerability has been resolved: bus: mhi: host: Drop chan lock before queuing buffers Ensure read and write locks for the channel are not taken in succession by dropping the read lock from parsexferevent such that a callback given to client can potentially queu...

CVE-2023-52489 mm/sparsemem: fix race in accessing memory_section->usage

In the Linux kernel, the following vulnerability has been resolved: mm/sparsemem: fix race in accessing memorysection-usage The below race is observed on a PFN which falls into the device memory region with the system memory configuration where PFN's are such that ZONENORMAL ZONEDEVICE ZONENORMAL...

CVE-2023-52485 drm/amd/display: Wake DMCUB before sending a command

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Wake DMCUB before sending a command Why We can hang in place trying to send commands when the DMCUB isn't powered on. How For functions that execute within a DC context or DC lock we can wrap the direct calls to...

CVE-2021-46982

In the Linux kernel, the following vulnerability has been resolved: f2fs: compress: fix race condition of overwrite vs truncate posfsstress testcase complains a panic as belew: ------------ cut here ------------ kernel BUG at fs/f2fs/compress.c:1082! invalid opcode: 0000 1 SMP PTI CPU: 4 PID:...

CVE-2023-52484 iommu/arm-smmu-v3: Fix soft lockup triggered by arm_smmu_mm_invalidate_range

In the Linux kernel, the following vulnerability has been resolved: iommu/arm-smmu-v3: Fix soft lockup triggered by armsmmumminvalidaterange When running an SVA case, the following soft lockup is triggered: -------------------------------------------------------------------- watchdog: BUG: soft...

CVE-2023-52477 usb: hub: Guard against accesses to uninitialized BOS descriptors

In the Linux kernel, the following vulnerability has been resolved: usb: hub: Guard against accesses to uninitialized BOS descriptors Many functions in drivers/usb/core/hub.c and drivers/usb/core/hub.h access fields inside udev-bos without checking if it was allocated and initialized. If...

CVE-2021-47035

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Remove WO permissions on second-level paging entries When the first level page table is used for IOVA translation, it only supports Read-Only and Read-Write permissions. The Write-Only permission is not supported as t...

CVE-2021-46996

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: Fix a memleak from userdata error path in new objects Release object name if userdata allocation fails...

CVE-2021-47007

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix panic during f2fsresizefs f2fsresizefs hangs in below callstack with testcase: - mkfs 16GB image & mount image - dd 8GB fileA - dd 8GB fileB - sync - rm fileA - sync - resize filesystem to 8GB kernel BUG at...

CVE-2021-47005

In the Linux kernel, the following vulnerability has been resolved: PCI: endpoint: Fix NULL pointer dereference for -getfeatures getfeatures ops of pciepcops may return NULL, causing NULL pointer dereference in pciepftestallocspace function. Let us add a check for pciepcfeature pointer in...

CVE-2021-47041

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: fix incorrect locking in statechange sk callback We are not changing anything in the TCP connection state so we should not take a writelock but rather a read lock. This caused a deadlock when running nvmet-tcp and...

CVE-2021-47028 mt76: mt7915: fix txrate reporting

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7915: fix txrate reporting Properly check rateinfo to fix unexpected reporting. 1215.161863 Call trace: 1215.164307 cfg80211calculatebitrate+0x124/0x200 cfg80211 1215.170139 ieee80211supdatemetric+0x80/0xc0 mac80211...

CVE-2021-47027 mt76: mt7921: fix kernel crash when the firmware fails to download

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7921: fix kernel crash when the firmware fails to download Fix kernel crash when the firmware is missing or fails to download. 9.444758 kernel BUG at drivers/pci/msi.c:375! 9.449363 Internal error: Oops - BUG: 0 1 PREEMPT...

CVE-2021-46953

In the Linux kernel, the following vulnerability has been resolved: ACPI: GTDT: Don't corrupt interrupt mappings on watchdow probe failure When failing the driver probe because of invalid firmware properties, the GTDT driver unmaps the interrupt that it mapped earlier. However, it never checks...

CVE-2021-46964 scsi: qla2xxx: Reserve extra IRQ vectors

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Reserve extra IRQ vectors Commit a6dcfe08487e "scsi: qla2xxx: Limit interrupt vectors to number of CPUs" lowers the number of allocated MSI-X vectors to the number of CPUs. That breaks vector allocation assumptions...

CVE-2021-46920

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Fix clobbering of SWERR overflow bit on writeback Current code blindly writes over the SWERR and the OVERFLOW bits. Write back the bits actually read instead so the driver avoids clobbering the OVERFLOW bit that...

CVE-2021-46912

CVE-2021-46912 affects the Linux kernel where tcp_allowed_congestion_control was global/writable and leaked across net namespaces. The issue was that ipv4_net_table entries (tcp_available_congestion_control and tcp_allowed_congestion_control) had NULL data pointers and their proc handlers referen...

CVE-2023-52474 IB/hfi1: Fix bugs with non-PAGE_SIZE-end multi-iovec user SDMA requests

In the Linux kernel, the following vulnerability has been resolved: IB/hfi1: Fix bugs with non-PAGESIZE-end multi-iovec user SDMA requests hfi1 user SDMA request processing has two bugs that can cause data corruption for user SDMA requests that have multiple payload iovecs where an iovec other th...

CVE-2023-52472 crypto: rsa - add a check for allocation failure

In the Linux kernel, the following vulnerability has been resolved: crypto: rsa - add a check for allocation failure Static checkers insist that the mpialloc allocation can fail so add a check to prevent a NULL dereference. Small allocations like this can't actually fail in current kernels, but...

CVE-2023-52468

In the Linux kernel, the following vulnerability has been resolved: class: fix use-after-free in classregister The lockclasskey is still registered and can be found in lockkeyshash hlist after subsysprivate is freed in error handler path.A task who iterate over the lockkeyshash later may cause...