{"cve":"CVE-2022-49118","nvd":{"published":"2025-02-26T07:00:49.150","modified":"2026-08-13T00:17:28.177","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: hisi_sas: Free irq vectors in order for v3 HW\n\nIf the driver probe fails to request the channel IRQ or fatal IRQ, the\ndriver will free the IRQ vectors before freeing the IRQs in free_irq(),\nand this will cause a kernel BUG like this:\n\n------------[ cut here ]------------\nkernel BUG at drivers/pci/msi.c:369!\nInternal error: Oops - BUG: 0 [#1] PREEMPT SMP\nCall trace:\n   free_msi_irqs+0x118/0x13c\n   pci_disable_msi+0xfc/0x120\n   pci_free_irq_vectors+0x24/0x3c\n   hisi_sas_v3_probe+0x360/0x9d0 [hisi_sas_v3_hw]\n   local_pci_probe+0x44/0xb0\n   work_for_cpu_fn+0x20/0x34\n   process_one_work+0x1d0/0x340\n   worker_thread+0x2e0/0x460\n   kthread+0x180/0x190\n   ret_from_fork+0x10/0x20\n---[ end trace b88990335b610c11 ]---\n\nSo we use devm_add_action() to control the order in which we free the\nvectors.","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":[],"references":["https://git.kernel.org/stable/c/224903cc60d045576393c3b16907742f23e6c740","https://git.kernel.org/stable/c/554fb72ee34f4732c7f694f56c3c6e67790352a0","https://git.kernel.org/stable/c/8b6eab9d683bae7f88dc894b8c851f866032301c","https://git.kernel.org/stable/c/b4cc04fa8f1fc3816c8494d77abab3f72b9d2292","https://git.kernel.org/stable/c/f05a0d8de2ea49af36821a20b0b501e20ced937e"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:59:48.811064707+00:00"},"epss":{"cve":"CVE-2022-49118","score":0.0027,"percentile":0.19263,"date":"2026-11-01"},"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."]}