{"id":"CVE-2025-21651","title":"net: hns3: don't auto enable misc vector","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: hns3: don't auto enable misc vector\n\nCurrently, there is a time window between misc irq enabled\nand service task inited. If an interrupte is reported at\nthis time,…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 7be1b9f3e99f6213d053d16ed2438126931d8351 < 800a6dfcf570c4a7e168a6fe515904de56e97148","Linux >= 7be1b9f3e99f6213d053d16ed2438126931d8351 < ee2861fce5f66c6901a014f68598e94666b23455","Linux >= 7be1b9f3e99f6213d053d16ed2438126931d8351 < 41b84c5a603ffe987ec094e163d7da73aaf1841d","Linux >= 7be1b9f3e99f6213d053d16ed2438126931d8351 < 7f1fe43907a6339a41364f4f7915fbf3ab2775a8","Linux >= 7be1b9f3e99f6213d053d16ed2438126931d8351 < bcf430d3bb5525fc89a92a0c451c725ba1aa4306","Linux >= 7be1b9f3e99f6213d053d16ed2438126931d8351 < 98b1e3b27734139c76295754b6c317aa4df6d32e","Linux 5.4"],"published":"2025-01-19","updated":"2026-09-14","sourceUpdated":"2026-09-14T11:57:52.558Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-21651","references":[{"url":"https://git.kernel.org/stable/c/800a6dfcf570c4a7e168a6fe515904de56e97148"},{"url":"https://git.kernel.org/stable/c/ee2861fce5f66c6901a014f68598e94666b23455"},{"url":"https://git.kernel.org/stable/c/41b84c5a603ffe987ec094e163d7da73aaf1841d"},{"url":"https://git.kernel.org/stable/c/7f1fe43907a6339a41364f4f7915fbf3ab2775a8"},{"url":"https://git.kernel.org/stable/c/bcf430d3bb5525fc89a92a0c451c725ba1aa4306"},{"url":"https://git.kernel.org/stable/c/98b1e3b27734139c76295754b6c317aa4df6d32e"}],"tags":["cve.org"],"epss":0.00155,"epssPercentile":0.03869,"ingestedAt":"2026-09-14T15:23:07.460Z","slug":"CVE-2025-21651","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nnet: hns3: don't auto enable misc vector\n\nCurrently, there is a time window between misc irq enabled\nand service task inited. If an interrupte is reported at\nthis time, it will cause warning like below:\n\n[   16.324639] Call trace:\n[   16.324641]  __queue_delayed_work+0xb8/0xe0\n[   16.324643]  mod_delayed_work_on+0x78/0xd0\n[   16.324655]  hclge_errhand_task_schedule+0x58/0x90 [hclge]\n[   16.324662]  hclge_misc_irq_handle+0x168/0x240 [hclge]\n[   16.324666]  __handle_irq_event_percpu+0x64/0x1e0\n[   16.324667]  handle_irq_event+0x80/0x170\n[   16.324670]  handle_fasteoi_edge_irq+0x110/0x2bc\n[   16.324671]  __handle_domain_irq+0x84/0xfc\n[   16.324673]  gic_handle_irq+0x88/0x2c0\n[   16.324674]  el1_irq+0xb8/0x140\n[   16.324677]  arch_cpu_idle+0x18/0x40\n[   16.324679]  default_idle_call+0x5c/0x1bc\n[   16.324682]  cpuidle_idle_call+0x18c/0x1c4\n[   16.324684]  do_idle+0x174/0x17c\n[   16.324685]  cpu_startup_entry+0x30/0x6c\n[   16.324687]  secondary_start_kernel+0x1a4/0x280\n[   16.324688] ---[ end trace 6aa0bff672a964aa ]---\n\nSo don't auto enable misc vector when request irq..\n\n## Affected\n\n- `Linux >= 7be1b9f3e99f6213d053d16ed2438126931d8351 < 800a6dfcf570c4a7e168a6fe515904de56e97148`\n- `Linux >= 7be1b9f3e99f6213d053d16ed2438126931d8351 < ee2861fce5f66c6901a014f68598e94666b23455`\n- `Linux >= 7be1b9f3e99f6213d053d16ed2438126931d8351 < 41b84c5a603ffe987ec094e163d7da73aaf1841d`\n- `Linux >= 7be1b9f3e99f6213d053d16ed2438126931d8351 < 7f1fe43907a6339a41364f4f7915fbf3ab2775a8`\n- `Linux >= 7be1b9f3e99f6213d053d16ed2438126931d8351 < bcf430d3bb5525fc89a92a0c451c725ba1aa4306`\n- `Linux >= 7be1b9f3e99f6213d053d16ed2438126931d8351 < 98b1e3b27734139c76295754b6c317aa4df6d32e`\n- `Linux 5.4`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":202667,"id":"CVE-2025-21651","ts":1789402174398,"field":"cvss","old":"4.7","new":null},{"seq":202666,"id":"CVE-2025-21651","ts":1789402174398,"field":"severity","old":"medium","new":"none"}]}