{"cve":"CVE-2023-47233","nvd":{"published":"2023-11-03T21:15:17.360","modified":"2026-10-15T01:17:10.727","status":"Modified","description":"The brcm80211 component in the Linux kernel through 6.5.10 has a brcmf_cfg80211_detach use-after-free in the device unplugging (disconnect the USB by hotplug) code. For physically proximate attackers with local access, this \"could be exploited in a real world scenario.\" This is related to brcmf_cfg80211_escan_timeout_worker in drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":4.3},"cwes":["CWE-416"],"references":["https://bugzilla.suse.com/show_bug.cgi?id=1216702","https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0f7352557a35ab7888bc7831411ec8a3cbe20d78","https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html","https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html","https://lore.kernel.org/all/20231104054709.716585-1-zyytlz.wz%40163.com/"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:40:11.519948003+00:00"},"epss":{"cve":"CVE-2023-47233","score":0.00315,"percentile":0.24228,"date":"2026-10-25"},"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."]}