{"id":"CVE-2025-21651","url":"https://www.cyber-defence.io/tools/cve/CVE-2025-21651","generatedAt":"2026-10-28T03:42:42.551Z","title":"In the Linux kernel, the following vulnerability has been resolved: net: hns3: don't auto enable misc vector Currently, there is a time window between misc irq enabled and service task inited.","description":"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, 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..","published":"2025-01-19T11:15:11.000Z","lastModified":"2026-09-14T12:17:35.000Z","status":"Modified","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","cvss":{"version":"3.1","score":4.7,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-362"],"affected":["linux/linux kernel"],"epss":{"score":0.00155,"percentile":0.0459,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.15%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://git.kernel.org/stable/c/41b84c5a603ffe987ec094e163d7da73aaf1841d","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/7f1fe43907a6339a41364f4f7915fbf3ab2775a8","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/800a6dfcf570c4a7e168a6fe515904de56e97148","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/98b1e3b27734139c76295754b6c317aa4df6d32e","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/bcf430d3bb5525fc89a92a0c451c725ba1aa4306","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/ee2861fce5f66c6901a014f68598e94666b23455","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-21651","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}