{"cve":"CVE-2022-49537","nvd":{"published":"2025-02-26T07:01:29.667","modified":"2026-06-17T05:18:22.920","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: lpfc: Fix call trace observed during I/O with CMF enabled\n\nThe following was seen with CMF enabled:\n\nBUG: using smp_processor_id() in preemptible\ncode: systemd-udevd/31711\nkernel: caller is lpfc_update_cmf_cmd+0x214/0x420  [lpfc]\nkernel: CPU: 12 PID: 31711 Comm: systemd-udevd\nkernel: Call Trace:\nkernel: <TASK>\nkernel: dump_stack_lvl+0x44/0x57\nkernel: check_preemption_disabled+0xbf/0xe0\nkernel: lpfc_update_cmf_cmd+0x214/0x420 [lpfc]\nkernel: lpfc_nvme_fcp_io_submit+0x23b4/0x4df0 [lpfc]\n\nthis_cpu_ptr() calls smp_processor_id() in a preemptible context.\n\nFix by using per_cpu_ptr() with raw_smp_processor_id() instead.","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/517e0835cfb2007713ff16c4fb8479f08b16aec7","https://git.kernel.org/stable/c/ae373d66c427812754db5292eb1481b181daf9ce","https://git.kernel.org/stable/c/cd7f899de4b1b829125d72ee6fbfd878b637b815","https://git.kernel.org/stable/c/d6d45f67a11136cb88a70a29ab22ea6db8ae6bd5"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:59:48.811064707+00:00"},"epss":{"cve":"CVE-2022-49537","score":0.00268,"percentile":0.19036,"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."]}