CVE-2022-49356

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Trap RDMA segment overflows Prevent svcrdmabuildwrites from walking off the end of a Write chunk's segment array. Caught with KASAN. The test that this fix replaces is invalid, and might have been left over from an earlie...

CVE-2022-49356

CVE-2022-49356 concerns a Linux kernel SUNRPC vulnerability where RDMA segment overflows could occur if svc_rdma_build_writes() walks past a Write chunk’s segment array. The fixed commit prevents walking off the end of the array and was validated with KASAN. The description notes the pre-fix test...

CVE-2022-49356 SUNRPC: Trap RDMA segment overflows

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Trap RDMA segment overflows Prevent svcrdmabuildwrites from walking off the end of a Write chunk's segment array. Caught with KASAN. The test that this fix replaces is invalid, and might have been left over from an earlie...

CVE-2022-49321

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: treat all calls not a bcall when bcserv is NULL When a rdma server returns a fault format reply, nfs v3 client may treats it as a bcall when bc service is not exist. The debug message at rpcrdmabcreceivecall are,...

CVE-2022-49321 xprtrdma: treat all calls not a bcall when bc_serv is NULL

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: treat all calls not a bcall when bcserv is NULL When a rdma server returns a fault format reply, nfs v3 client may treats it as a bcall when bc service is not exist. The debug message at rpcrdmabcreceivecall are,...

CVE-2022-49321 xprtrdma: treat all calls not a bcall when bc_serv is NULL

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: treat all calls not a bcall when bcserv is NULL When a rdma server returns a fault format reply, nfs v3 client may treats it as a bcall when bc service is not exist. The debug message at rpcrdmabcreceivecall are,...

CVE-2022-49208

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Prevent some integer underflows My static checker complains that: drivers/infiniband/hw/irdma/ctrl.c:3605 irdmascceqinit warn: can subtract underflow 'info-dev-hmcfpmmisc.maxceqs'? It appears that...

CVE-2022-49208 RDMA/irdma: Prevent some integer underflows

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Prevent some integer underflows My static checker complains that: drivers/infiniband/hw/irdma/ctrl.c:3605 irdmascceqinit warn: can subtract underflow 'info-dev-hmcfpmmisc.maxceqs'? It appears that...

CVE-2022-49208 RDMA/irdma: Prevent some integer underflows

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Prevent some integer underflows My static checker complains that: drivers/infiniband/hw/irdma/ctrl.c:3605 irdmascceqinit warn: can subtract underflow 'info-dev-hmcfpmmisc.maxceqs'? It appears that...

CVE-2022-49208

CVE-2022-49208 : Linux kernel RDMA/irdma vulnerability where an integer underflow may occur in irdma_sc_ceq_init() when subtracting info->dev->hmc_fpm_misc.max_ceqs. This value may come from firmware (irdma_sc_parse_fpm_query_buf()) and could be zero, enabling a potential underflow. The iss...

CVE-2022-49206

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix memory leak in error flow for subscribe event routine In case the second xainsert fails, the objevent is not released. Fix the error unwind flow to free that memory to avoid a memory leak...

CVE-2022-49206 RDMA/mlx5: Fix memory leak in error flow for subscribe event routine

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix memory leak in error flow for subscribe event routine In case the second xainsert fails, the objevent is not released. Fix the error unwind flow to free that memory to avoid a memory leak...

CVE-2022-49206

CVE-2022-49206 affects the Linux kernel RDMA/mlx5 path. The issue is a memory leak in the error flow of the subscribe event routine where a second xa_insert() failure leaves obj_event unreleased. The fix adds proper memory cleanup in the error unwinding path to prevent the leak. The documented im...

CVE-2022-49206 RDMA/mlx5: Fix memory leak in error flow for subscribe event routine

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix memory leak in error flow for subscribe event routine In case the second xainsert fails, the objevent is not released. Fix the error unwind flow to free that memory to avoid a memory leak...

CVE-2022-49199

In the Linux kernel, the following vulnerability has been resolved: RDMA/nldev: Prevent underflow in nldevstatsetcounterdynamicdoit This code checks "index" for an upper bound but it does not check for negatives. Change the type to unsigned to prevent underflows...

CVE-2022-49199 RDMA/nldev: Prevent underflow in nldev_stat_set_counter_dynamic_doit()

In the Linux kernel, the following vulnerability has been resolved: RDMA/nldev: Prevent underflow in nldevstatsetcounterdynamicdoit This code checks "index" for an upper bound but it does not check for negatives. Change the type to unsigned to prevent underflows...

CVE-2022-49076 RDMA/hfi1: Fix use-after-free bug for mm struct

In the Linux kernel, the following vulnerability has been resolved: RDMA/hfi1: Fix use-after-free bug for mm struct Under certain conditions, such as MPIAbort, the hfi1 cleanup code may represent the last reference held on the task mm. hfi1mmurbunregister then drops the last reference and the mm ...

CVE-2022-49076 RDMA/hfi1: Fix use-after-free bug for mm struct

In the Linux kernel, the following vulnerability has been resolved: RDMA/hfi1: Fix use-after-free bug for mm struct Under certain conditions, such as MPIAbort, the hfi1 cleanup code may represent the last reference held on the task mm. hfi1mmurbunregister then drops the last reference and the mm ...

CVE-2022-49076

CVE-2022-49076 concerns the Linux kernel RDMA/hfi1 subsystem. The issue is a use-after-free in the mm struct lifecycle: under certain conditions (e.g., MPI_Abort), hfi1_mmu_rb_unregister() may drop the last reference to a task mm, freeing it before its final use in hfi1_release_user_pages. This c...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from irdma's handling of the RoCEv2 QP that could result in a sleep function being called in an invalid environme...