{"cve":"CVE-2023-53529","nvd":{"published":"2025-10-01T12:15:57.590","modified":"2026-06-17T06:45:32.387","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: rtw88: Fix memory leak in rtw88_usb\n\nKmemleak shows the following leak arising from routine in the usb\nprobe routine:\n\nunreferenced object 0xffff895cb29bba00 (size 512):\n  comm \"(udev-worker)\", pid 534, jiffies 4294903932 (age 102751.088s)\n  hex dump (first 32 bytes):\n    77 30 30 30 00 00 00 00 02 2f 2d 2b 30 00 00 00  w000...../-+0...\n    02 00 2a 28 00 00 00 00 ff 55 ff ff ff 00 00 00  ..*(.....U......\n  backtrace:\n    [<ffffffff9265fa36>] kmalloc_trace+0x26/0x90\n    [<ffffffffc17eec41>] rtw_usb_probe+0x2f1/0x680 [rtw_usb]\n    [<ffffffffc03e19fd>] usb_probe_interface+0xdd/0x2e0 [usbcore]\n    [<ffffffff92b4f2fe>] really_probe+0x18e/0x3d0\n    [<ffffffff92b4f5b8>] __driver_probe_device+0x78/0x160\n    [<ffffffff92b4f6bf>] driver_probe_device+0x1f/0x90\n    [<ffffffff92b4f8df>] __driver_attach+0xbf/0x1b0\n    [<ffffffff92b4d350>] bus_for_each_dev+0x70/0xc0\n    [<ffffffff92b4e51e>] bus_add_driver+0x10e/0x210\n    [<ffffffff92b50935>] driver_register+0x55/0xf0\n    [<ffffffffc03e0708>] usb_register_driver+0x88/0x140 [usbcore]\n    [<ffffffff92401153>] do_one_initcall+0x43/0x210\n    [<ffffffff9254f42a>] do_init_module+0x4a/0x200\n    [<ffffffff92551d1c>] __do_sys_finit_module+0xac/0x120\n    [<ffffffff92ee6626>] do_syscall_64+0x56/0x80\n    [<ffffffff9300006a>] entry_SYSCALL_64_after_hwframe+0x46/0xb0\n\nThe leak was verified to be real by unloading the driver, which resulted\nin a dangling pointer to the allocation.\n\nThe allocated memory is freed in rtw_usb_intf_deinit().","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/59a3a312009723e3e5082899655fdcc420e2b47a","https://git.kernel.org/stable/c/5bba1ad561a8b5bb14704d8f511cf10466336e3d"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:11:26.888974865+00:00"},"epss":{"cve":"CVE-2023-53529","score":0.0013,"percentile":0.02635,"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."]}