{"cve":"CVE-2023-53140","nvd":{"published":"2025-05-02T16:15:32.920","modified":"2026-06-17T06:44:22.290","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: core: Remove the /proc/scsi/${proc_name} directory earlier\n\nRemove the /proc/scsi/${proc_name} directory earlier to fix a race\ncondition between unloading and reloading kernel modules. This fixes a bug\nintroduced in 2009 by commit 77c019768f06 (\"[SCSI] fix /proc memory leak in\nthe SCSI core\").\n\nFix the following kernel warning:\n\nproc_dir_entry 'scsi/scsi_debug' already registered\nWARNING: CPU: 19 PID: 27986 at fs/proc/generic.c:376 proc_register+0x27d/0x2e0\nCall Trace:\n proc_mkdir+0xb5/0xe0\n scsi_proc_hostdir_add+0xb5/0x170\n scsi_host_alloc+0x683/0x6c0\n sdebug_driver_probe+0x6b/0x2d0 [scsi_debug]\n really_probe+0x159/0x540\n __driver_probe_device+0xdc/0x230\n driver_probe_device+0x4f/0x120\n __device_attach_driver+0xef/0x180\n bus_for_each_drv+0xe5/0x130\n __device_attach+0x127/0x290\n device_initial_probe+0x17/0x20\n bus_probe_device+0x110/0x130\n device_add+0x673/0xc80\n device_register+0x1e/0x30\n sdebug_add_host_helper+0x1a7/0x3b0 [scsi_debug]\n scsi_debug_init+0x64f/0x1000 [scsi_debug]\n do_one_initcall+0xd7/0x470\n do_init_module+0xe7/0x330\n load_module+0x122a/0x12c0\n __do_sys_finit_module+0x124/0x1a0\n __x64_sys_finit_module+0x46/0x50\n do_syscall_64+0x38/0x80\n entry_SYSCALL_64_after_hwframe+0x46/0xb0","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-401"],"references":["https://git.kernel.org/stable/c/13daafe1e209b03e9bda16ff2bd2b2da145a139b","https://git.kernel.org/stable/c/17e98a5ede81b7696bec421f7afa2dfe467f5e6b","https://git.kernel.org/stable/c/1ec363599f8346d5a8d08c71a0d9860d6c420ec0","https://git.kernel.org/stable/c/6b223e32d66ca9db1f252f433514783d8b22a8e1","https://git.kernel.org/stable/c/891a3cba425cf483d96facca55aebd6ff1da4338"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:01:22.920403922+00:00"},"epss":{"cve":"CVE-2023-53140","score":0.00189,"percentile":0.08517,"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."]}