{"cve":"CVE-2022-50779","nvd":{"published":"2025-12-24T13:16:04.740","modified":"2026-06-17T05:24:09.877","status":"Deferred","description":"In the Linux kernel, the following vulnerability has been resolved:\n\norangefs: Fix kmemleak in orangefs_prepare_debugfs_help_string()\n\nWhen insert and remove the orangefs module, then debug_help_string will\nbe leaked:\n\n  unreferenced object 0xffff8881652ba000 (size 4096):\n    comm \"insmod\", pid 1701, jiffies 4294893639 (age 13218.530s)\n    hex dump (first 32 bytes):\n      43 6c 69 65 6e 74 20 44 65 62 75 67 20 4b 65 79  Client Debug Key\n      77 6f 72 64 73 20 61 72 65 20 75 6e 6b 6e 6f 77  words are unknow\n    backtrace:\n      [<0000000004e6f8e3>] kmalloc_trace+0x27/0xa0\n      [<0000000006f75d85>] orangefs_prepare_debugfs_help_string+0x5e/0x480 [orangefs]\n      [<0000000091270a2a>] _sub_I_65535_1+0x57/0xf70 [crc_itu_t]\n      [<000000004b1ee1a3>] do_one_initcall+0x87/0x2a0\n      [<000000001d0614ae>] do_init_module+0xdf/0x320\n      [<00000000efef068c>] load_module+0x2f98/0x3330\n      [<000000006533b44d>] __do_sys_finit_module+0x113/0x1b0\n      [<00000000a0da6f99>] do_syscall_64+0x35/0x80\n      [<000000007790b19b>] entry_SYSCALL_64_after_hwframe+0x46/0xb0\n\nWhen remove the module, should always free debug_help_string. Should\nalways free the allocated buffer when change the free_debug_help_string.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/19be31668552a198e887762e25bdcc560800ecb4","https://git.kernel.org/stable/c/2e7c09121064df93c58bbc49d3d0f608d3f584bd","https://git.kernel.org/stable/c/39529b79b023713d4f2d3479dc0ca43ba99df726","https://git.kernel.org/stable/c/3fc221d9a16339a913a0341d3efc7fef339073e1","https://git.kernel.org/stable/c/44d3eac26a5e5268d11cc342dc202b0d31505c0a"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:18:08.089039631+00:00"},"epss":{"cve":"CVE-2022-50779","score":0.00302,"percentile":0.22958,"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."]}