{"cve":"CVE-2023-53191","nvd":{"published":"2025-09-15T14:15:41.400","modified":"2026-06-17T06:44:28.407","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nirqchip/alpine-msi: Fix refcount leak in alpine_msix_init_domains\n\nof_irq_find_parent() returns a node pointer with refcount incremented,\nWe should use of_node_put() on it when not needed anymore.\nAdd missing of_node_put() to avoid refcount leak.","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/071d068b89e95d1b078aa6bbcb9d0961b77d6aa1","https://git.kernel.org/stable/c/5fbf2cc39b62a4afe44f3d42ee3dcf8f012c1926","https://git.kernel.org/stable/c/65e30bd1310d90b794c377bf405394157854aa30","https://git.kernel.org/stable/c/9e79ac4f70fd51243e1c6108d4b0baf16cfde99c","https://git.kernel.org/stable/c/c9aaf4efe1f02b2fef21a69fb3652f5ad12a5710"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:08:41.295252406+00:00"},"epss":{"cve":"CVE-2023-53191","score":0.0016,"percentile":0.05106,"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."]}