ghsa-p574-w2vr-cgv8
Vulnerability from github
In the Linux kernel, the following vulnerability has been resolved:
RDMA/rxe: Fix mr leak in RESPST_ERR_RNR
rxe_recheck_mr() will increase mr's ref_cnt, so we should call rxe_put(mr) to drop mr's ref_cnt in RESPST_ERR_RNR to avoid below warning:
WARNING: CPU: 0 PID: 4156 at drivers/infiniband/sw/rxe/rxe_pool.c:259 __rxe_cleanup+0x1df/0x240 [rdma_rxe] ... Call Trace: rxe_dereg_mr+0x4c/0x60 [rdma_rxe] ib_dereg_mr_user+0xa8/0x200 [ib_core] ib_mr_pool_destroy+0x77/0xb0 [ib_core] nvme_rdma_destroy_queue_ib+0x89/0x240 [nvme_rdma] nvme_rdma_free_queue+0x40/0x50 [nvme_rdma] nvme_rdma_teardown_io_queues.part.0+0xc3/0x120 [nvme_rdma] nvme_rdma_error_recovery_work+0x4d/0xf0 [nvme_rdma] process_one_work+0x582/0xa40 ? pwq_dec_nr_in_flight+0x100/0x100 ? rwlock_bug.part.0+0x60/0x60 worker_thread+0x2a9/0x700 ? process_one_work+0xa40/0xa40 kthread+0x168/0x1a0 ? kthread_complete_and_exit+0x20/0x20 ret_from_fork+0x22/0x30
{
"affected": [],
"aliases": [
"CVE-2022-49929"
],
"database_specific": {
"cwe_ids": [],
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2025-05-01T15:16:18Z",
"severity": null
},
"details": "In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/rxe: Fix mr leak in RESPST_ERR_RNR\n\nrxe_recheck_mr() will increase mr\u0027s ref_cnt, so we should call rxe_put(mr)\nto drop mr\u0027s ref_cnt in RESPST_ERR_RNR to avoid below warning:\n\n WARNING: CPU: 0 PID: 4156 at drivers/infiniband/sw/rxe/rxe_pool.c:259 __rxe_cleanup+0x1df/0x240 [rdma_rxe]\n...\n Call Trace:\n rxe_dereg_mr+0x4c/0x60 [rdma_rxe]\n ib_dereg_mr_user+0xa8/0x200 [ib_core]\n ib_mr_pool_destroy+0x77/0xb0 [ib_core]\n nvme_rdma_destroy_queue_ib+0x89/0x240 [nvme_rdma]\n nvme_rdma_free_queue+0x40/0x50 [nvme_rdma]\n nvme_rdma_teardown_io_queues.part.0+0xc3/0x120 [nvme_rdma]\n nvme_rdma_error_recovery_work+0x4d/0xf0 [nvme_rdma]\n process_one_work+0x582/0xa40\n ? pwq_dec_nr_in_flight+0x100/0x100\n ? rwlock_bug.part.0+0x60/0x60\n worker_thread+0x2a9/0x700\n ? process_one_work+0xa40/0xa40\n kthread+0x168/0x1a0\n ? kthread_complete_and_exit+0x20/0x20\n ret_from_fork+0x22/0x30",
"id": "GHSA-p574-w2vr-cgv8",
"modified": "2025-05-01T15:31:53Z",
"published": "2025-05-01T15:31:53Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2022-49929"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/50b35ad2864a9d66f802f9ce193d99bbef64e219"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/b5f9a01fae42684648c2ee3cd9985f80c67ab9f7"
}
],
"schema_version": "1.4.0",
"severity": []
}
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- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.