CVE-2022-48675

CVE-2022-48675 is a Linux kernel issue in IB/core involving a nested deadlock between exiting mmap (exit_mmap/__mmu_notifier_release) and a mutex held during ib_umem_odp_map_dma_and_lock. The root cause is a potential deadlock when mmput() is called while umem_mutex is held, triggering a lock in ...

CVE-2022-48673 net/smc: Fix possible access to freed memory in link clear

In the Linux kernel, the following vulnerability has been resolved: net/smc: Fix possible access to freed memory in link clear After modifying the QP to the Error state, all RX WR would be completed with WC in IBWCWRFLUSHERR status. Current implementation does not wait for it is done, but destroy...

CVE-2024-27060 thunderbolt: Fix NULL pointer dereference in tb_port_update_credits()

In the Linux kernel, the following vulnerability has been resolved: thunderbolt: Fix NULL pointer dereference in tbportupdatecredits Olliver reported that his system crashes when plugging in Thunderbolt 1 device: BUG: kernel NULL pointer dereference, address: 0000000000000020 PF: supervisor read...

CVE-2024-27018 netfilter: br_netfilter: skip conntrack input hook for promisc packets

In the Linux kernel, the following vulnerability has been resolved: netfilter: brnetfilter: skip conntrack input hook for promisc packets For historical reasons, when bridge device is in promisc mode, packets that are directed to the taps follow bridge input hook path. This patch adds a workaroun...

CVE-2024-26958

In the Linux kernel, the following vulnerability has been resolved: nfs: fix UAF in direct writes In production we have been hitting the following warning consistently ------------ cut here ------------ refcountt: underflow; use-after-free. WARNING: CPU: 17 PID: 1800359 at lib/refcount.c:28...

CVE-2024-26957

In the Linux kernel, the following vulnerability has been resolved: s390/zcrypt: fix reference counting on zcrypt card objects Tests with hot-plugging crytpo cards on KVM guests with debug kernel build revealed an use after free for the load field of the struct zcryptcard. The reason was an...

CVE-2024-26932 usb: typec: tcpm: fix double-free issue in tcpm_port_unregister_pd()

In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpm: fix double-free issue in tcpmportunregisterpd When unregister pd capabilitie in tcpm, KASAN will capture below double -free issue. The root cause is the same capabilitiy will be kfreed twice, the first time is...

CVE-2022-48658

In the Linux kernel, the following vulnerability has been resolved: mm: slub: fix flushcpuslab/freeslab invocations in task context. Commit 5a836bf6b09f "mm: slub: move flushcpuslab invocations freeslab invocations out of IRQ context" moved all flushcpuslab invocations to the global workqueue to...

CVE-2024-26877

A vulnerability was found in the Linux kernel's Xilinx crypto driver. This issue is caused by failing to disable bottom halves BH when calling the cryptofinalizerequest function, leading to potential system warnings and call traces. Mitigation Mitigation for this issue is either not available or...

CVE-2024-26877

In the Linux kernel, the following vulnerability has been resolved: crypto: xilinx - call finalize with bh disabled When calling cryptofinalizerequest, BH should be disabled to avoid triggering the following calltrace: ------------ cut here ------------ WARNING: CPU: 2 PID: 74 at...

UBUNTU-CVE-2024-26877

In the Linux kernel, the following vulnerability has been resolved: crypto: xilinx - call finalize with bh disabled When calling cryptofinalizerequest, BH should be disabled to avoid triggering the following calltrace: ------------ cut here ------------ WARNING: CPU: 2 PID: 74 at...

CVE-2024-26892 wifi: mt76: mt7921e: fix use-after-free in free_irq()

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7921e: fix use-after-free in freeirq From commit a304e1b82808 "PATCH Debug shared irqs", there is a test to make sure the shared irq handler should be able to handle the unexpected event after deregistration. For th...

CVE-2024-26847 powerpc/rtas: use correct function name for resetting TCE tables

In the Linux kernel, the following vulnerability has been resolved: powerpc/rtas: use correct function name for resetting TCE tables The PAPR spec spells the function name as "ibm,reset-pe-dma-windows" but in practice firmware uses the singular form: "ibm,reset-pe-dma-window" in the device tree...

CVE-2024-26847 powerpc/rtas: use correct function name for resetting TCE tables

In the Linux kernel, the following vulnerability has been resolved: powerpc/rtas: use correct function name for resetting TCE tables The PAPR spec spells the function name as "ibm,reset-pe-dma-windows" but in practice firmware uses the singular form: "ibm,reset-pe-dma-window" in the device tree...

CVE-2021-47212

A vulnerability was found in the Linux kernel, affecting the Mellanox MLX5 driver. This issue involves improper error handling in the UCTX user context and UMEM user memory operations. When the system executes a destroy command during a fast unload flow, it should return a success code...

CVE-2021-47196

In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Set send and receive CQ before forwarding to the driver Preset both receive and send CQ pointers prior to call to the drivers and overwrite it later again till the mlx4 is going to be changed do not overwrite ibqp...

CVE-2021-47189

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix memory ordering between normal and ordered work functions Ordered work functions aren't guaranteed to be handled by the same thread which executed the normal work functions. The only way execution between normal/ordere...

CVE-2021-47212

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Update error handler for UCTX and UMEM In the fast unload flow, the device state is set to internal error, which indicates that the driver started the destroy process. In this case, when a destroy command is being...

CVE-2021-47212 net/mlx5: Update error handler for UCTX and UMEM

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Update error handler for UCTX and UMEM In the fast unload flow, the device state is set to internal error, which indicates that the driver started the destroy process. In this case, when a destroy command is being...

CVE-2021-47212

CVE-2021-47212 affects the Linux kernel in the mlx5/ib stack. The issue arises in the fast unload flow where the device state enters internal error during a destroy command, causing a call path that would return EIO. The fix updates MLX5_CMD_OP_DESTROY_UCTX and MLX5_CMD_OP_DESTROY_UMEM to return ...