{"cve":"CVE-2021-46909","nvd":{"published":"2024-02-27T07:15:07.130","modified":"2026-06-17T04:15:48.970","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nARM: footbridge: fix PCI interrupt mapping\n\nSince commit 30fdfb929e82 (\"PCI: Add a call to pci_assign_irq() in\npci_device_probe()\"), the PCI code will call the IRQ mapping function\nwhenever a PCI driver is probed. If these are marked as __init, this\ncauses an oops if a PCI driver is loaded or bound after the kernel has\ninitialised.","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-754"],"references":["https://git.kernel.org/stable/c/1fc087fdb98d556b416c82ed6e3964a30885f47a","https://git.kernel.org/stable/c/2643da6aa57920d9159a1a579fb04f89a2b0d29a","https://git.kernel.org/stable/c/30e3b4f256b4e366a61658c294f6a21b8626dda7","https://git.kernel.org/stable/c/532747fd5c7aaa17ee5cf79f3e947c31eb0e35cf","https://git.kernel.org/stable/c/871b569a3e67f570df9f5ba195444dc7c621293b"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:45:59.823092188+00:00"},"epss":{"cve":"CVE-2021-46909","score":0.00241,"percentile":0.15275,"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."]}