{"cve":"CVE-2022-50500","nvd":{"published":"2025-10-04T16:15:47.153","modified":"2026-06-17T05:23:40.570","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetdevsim: fix memory leak in nsim_drv_probe() when nsim_dev_resources_register() failed\n\nIf some items in nsim_dev_resources_register() fail, memory leak will\noccur. The following is the memory leak information.\n\nunreferenced object 0xffff888074c02600 (size 128):\n  comm \"echo\", pid 8159, jiffies 4294945184 (age 493.530s)\n  hex dump (first 32 bytes):\n    40 47 ea 89 ff ff ff ff 01 00 00 00 00 00 00 00  @G..............\n    ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................\n  backtrace:\n    [<0000000011a31c98>] kmalloc_trace+0x22/0x60\n    [<0000000027384c69>] devl_resource_register+0x144/0x4e0\n    [<00000000a16db248>] nsim_drv_probe+0x37a/0x1260\n    [<000000007d1f448c>] really_probe+0x20b/0xb10\n    [<00000000c416848a>] __driver_probe_device+0x1b3/0x4a0\n    [<00000000077e0351>] driver_probe_device+0x49/0x140\n    [<0000000054f2465a>] __device_attach_driver+0x18c/0x2a0\n    [<000000008538f359>] bus_for_each_drv+0x151/0x1d0\n    [<0000000038e09747>] __device_attach+0x1c9/0x4e0\n    [<00000000dd86e533>] bus_probe_device+0x1d5/0x280\n    [<00000000839bea35>] device_add+0xae0/0x1cb0\n    [<000000009c2abf46>] new_device_store+0x3b6/0x5f0\n    [<00000000fb823d7f>] bus_attr_store+0x72/0xa0\n    [<000000007acc4295>] sysfs_kf_write+0x106/0x160\n    [<000000005f50cb4d>] kernfs_fop_write_iter+0x3a8/0x5a0\n    [<0000000075eb41bf>] vfs_write+0x8f0/0xc80","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/6b1da9f7126f05e857da6db24c6a04aa7974d644","https://git.kernel.org/stable/c/7c4957fe40e2a628b7cceaf4c9bfb5b701774d05"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:11:26.888974865+00:00"},"epss":{"cve":"CVE-2022-50500","score":0.0014,"percentile":0.03338,"date":"2026-11-01"},"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."]}