{"cve":"CVE-2025-22010","nvd":{"published":"2025-04-08T09:15:24.777","modified":"2026-06-17T08:44:50.293","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/hns: Fix soft lockup during bt pages loop\n\nDriver runs a for-loop when allocating bt pages and mapping them with\nbuffer pages. When a large buffer (e.g. MR over 100GB) is being allocated,\nit may require a considerable loop count. This will lead to soft lockup:\n\n        watchdog: BUG: soft lockup - CPU#27 stuck for 22s!\n        ...\n        Call trace:\n         hem_list_alloc_mid_bt+0x124/0x394 [hns_roce_hw_v2]\n         hns_roce_hem_list_request+0xf8/0x160 [hns_roce_hw_v2]\n         hns_roce_mtr_create+0x2e4/0x360 [hns_roce_hw_v2]\n         alloc_mr_pbl+0xd4/0x17c [hns_roce_hw_v2]\n         hns_roce_reg_user_mr+0xf8/0x190 [hns_roce_hw_v2]\n         ib_uverbs_reg_mr+0x118/0x290\n\n        watchdog: BUG: soft lockup - CPU#35 stuck for 23s!\n        ...\n        Call trace:\n         hns_roce_hem_list_find_mtt+0x7c/0xb0 [hns_roce_hw_v2]\n         mtr_map_bufs+0xc4/0x204 [hns_roce_hw_v2]\n         hns_roce_mtr_create+0x31c/0x3c4 [hns_roce_hw_v2]\n         alloc_mr_pbl+0xb0/0x160 [hns_roce_hw_v2]\n         hns_roce_reg_user_mr+0x108/0x1c0 [hns_roce_hw_v2]\n         ib_uverbs_reg_mr+0x120/0x2bc\n\nAdd a cond_resched() to fix soft lockup during these loops. In order not\nto affect the allocation performance of normal-size buffer, set the loop\ncount of a 100GB MR as the threshold to call cond_resched().","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-667"],"references":["https://git.kernel.org/stable/c/13a52f6c9ff99f7d88f81da535cb4e85eade662b","https://git.kernel.org/stable/c/25655580136de59ec89f09089dd28008ea440fc9","https://git.kernel.org/stable/c/4104b0023ff66b5df900d23dbf38310893deca79","https://git.kernel.org/stable/c/461eb4ddede266df8f181f578732bb01742c3fd6","https://git.kernel.org/stable/c/975355faba56c0751292ed15a90c3e2c7dc0aad6"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:00:57.946988208+00:00"},"epss":{"cve":"CVE-2025-22010","score":0.00163,"percentile":0.0547,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}