{"cve":"CVE-2023-54131","nvd":{"published":"2025-12-24T13:16:15.087","modified":"2026-06-17T06:46:51.513","status":"Deferred","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: rt2x00: Fix memory leak when handling surveys\n\nWhen removing a rt2x00 device, its associated channel surveys\nare not freed, causing a memory leak observable with kmemleak:\n\nunreferenced object 0xffff9620f0881a00 (size 512):\n  comm \"systemd-udevd\", pid 2290, jiffies 4294906974 (age 33.768s)\n  hex dump (first 32 bytes):\n    70 44 12 00 00 00 00 00 92 8a 00 00 00 00 00 00  pD..............\n    00 00 00 00 00 00 00 00 ab 87 01 00 00 00 00 00  ................\n  backtrace:\n    [<ffffffffb0ed858b>] __kmalloc+0x4b/0x130\n    [<ffffffffc1b0f29b>] rt2800_probe_hw+0xc2b/0x1380 [rt2800lib]\n    [<ffffffffc1a9496e>] rt2800usb_probe_hw+0xe/0x60 [rt2800usb]\n    [<ffffffffc1ae491a>] rt2x00lib_probe_dev+0x21a/0x7d0 [rt2x00lib]\n    [<ffffffffc1b3b83e>] rt2x00usb_probe+0x1be/0x980 [rt2x00usb]\n    [<ffffffffc05981e2>] usb_probe_interface+0xe2/0x310 [usbcore]\n    [<ffffffffb13be2d5>] really_probe+0x1a5/0x410\n    [<ffffffffb13be5c8>] __driver_probe_device+0x78/0x180\n    [<ffffffffb13be6fe>] driver_probe_device+0x1e/0x90\n    [<ffffffffb13be972>] __driver_attach+0xd2/0x1c0\n    [<ffffffffb13bbc57>] bus_for_each_dev+0x77/0xd0\n    [<ffffffffb13bd2a2>] bus_add_driver+0x112/0x210\n    [<ffffffffb13bfc6c>] driver_register+0x5c/0x120\n    [<ffffffffc0596ae8>] usb_register_driver+0x88/0x150 [usbcore]\n    [<ffffffffb0c011c4>] do_one_initcall+0x44/0x220\n    [<ffffffffb0d6134c>] do_init_module+0x4c/0x220\n\nFix this by freeing the channel surveys on device removal.\n\nTested with a RT3070 based USB wireless adapter.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/0354bce76ed1d775904acdb4cc0bf88c5b9b5b9f","https://git.kernel.org/stable/c/494064ffd60d044c097d514917c40913d1affbca","https://git.kernel.org/stable/c/bea3f8aa999318bdffa2d17753e492f76904f0ce","https://git.kernel.org/stable/c/cbef9a83c51dfcb07f77cfa6ac26f53a1ea86f49","https://git.kernel.org/stable/c/eb77c0c0a17c53d83b5fe8e46490fb0a7ed9e6af"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:18:08.089039631+00:00"},"epss":{"cve":"CVE-2023-54131","score":0.00208,"percentile":0.10977,"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."]}