{"id":"CVE-2022-50316","title":"In the Linux kernel, the following vulnerability has been resolved:\n\norangefs: Fix kmemleak in orangefs_sysfs_init()\n\nWhen insert and remove the orangefs module, there are kobjects memory\nleaked as below:\n\nunreferenced object 0xffff88810…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\norangefs: Fix kmemleak in orangefs_sysfs_init()\n\nWhen insert and remove the orangefs module, there are kobjects memory\nleaked as below:\n\nunreferenced object 0xffff88810…","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-401"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 4.6, < 6.0.16","linux_kernel >= 6.1, < 6.1.2"],"patched":["linux_kernel 6.1.2"],"published":"2025-09-15","updated":"2026-08-15","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2022-50316","references":[{"url":"https://git.kernel.org/stable/c/1f2c0e8a587bcafad85019a2d80f158d8d41a868","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/22409490294180c39be7dd0e5b2667d41556307d","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/9ce4ba7fff5af36da82dc5964221367630621b99","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd"],"epss":0.00154,"epssPercentile":0.04884,"ingestedAt":"2026-08-15T13:26:45.519Z","slug":"CVE-2022-50316","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\norangefs: Fix kmemleak in orangefs_sysfs_init()\n\nWhen insert and remove the orangefs module, there are kobjects memory\nleaked as below:\n\nunreferenced object 0xffff88810f95af00 (size 64):\n  comm \"insmod\", pid 783, jiffies 4294813439 (age 65.512s)\n  hex dump (first 32 bytes):\n    a0 83 af 01 81 88 ff ff 08 af 95 0f 81 88 ff ff  ................\n    08 af 95 0f 81 88 ff ff 00 00 00 00 00 00 00 00  ................\n  backtrace:\n    [<0000000031ab7788>] kmalloc_trace+0x27/0xa0\n    [<000000005a6e4dfe>] orangefs_sysfs_init+0x42/0x3a0\n    [<00000000722645ca>] 0xffffffffa02780fe\n    [<000000004232d9f7>] do_one_initcall+0x87/0x2a0\n    [<0000000054f22384>] do_init_module+0xdf/0x320\n    [<000000003263bdea>] load_module+0x2f98/0x3330\n    [<0000000052cd4153>] __do_sys_finit_module+0x113/0x1b0\n    [<00000000250ae02b>] do_syscall_64+0x35/0x80\n    [<00000000f11c03c7>] entry_SYSCALL_64_after_hwframe+0x46/0xb0\n\nunreferenced object 0xffff88810f95ae80 (size 64):\n  comm \"insmod\", pid 783, jiffies 4294813439 (age 65.512s)\n  hex dump (first 32 bytes):\n    c8 90 0f 02 81 88 ff ff 88 ae 95 0f 81 88 ff ff  ................\n    88 ae 95 0f 81 88 ff ff 00 00 00 00 00 00 00 00  ................\n  backtrace:\n    [<0000000031ab7788>] kmalloc_trace+0x27/0xa0\n    [<000000001a4841fa>] orangefs_sysfs_init+0xc7/0x3a0\n    [<00000000722645ca>] 0xffffffffa02780fe\n    [<000000004232d9f7>] do_one_initcall+0x87/0x2a0\n    [<0000000054f22384>] do_init_module+0xdf/0x320\n    [<000000003263bdea>] load_module+0x2f98/0x3330\n    [<0000000052cd4153>] __do_sys_finit_module+0x113/0x1b0\n    [<00000000250ae02b>] do_syscall_64+0x35/0x80\n    [<00000000f11c03c7>] entry_SYSCALL_64_after_hwframe+0x46/0xb0\n\nunreferenced object 0xffff88810f95ae00 (size 64):\n  comm \"insmod\", pid 783, jiffies 4294813440 (age 65.511s)\n  hex dump (first 32 bytes):\n    60 87 a1 00 81 88 ff ff 08 ae 95 0f 81 88 ff ff  `...............\n    08 ae 95 0f 81 88 ff ff 00 00 00 00 00 00 00 00  ................\n  backtrace:\n    [<0000000031ab7788>] kmalloc_trace+0x27/0xa0\n    [<000000005915e797>] orangefs_sysfs_init+0x12b/0x3a0\n    [<00000000722645ca>] 0xffffffffa02780fe\n    [<000000004232d9f7>] do_one_initcall+0x87/0x2a0\n    [<0000000054f22384>] do_init_module+0xdf/0x320\n    [<000000003263bdea>] load_module+0x2f98/0x3330\n    [<0000000052cd4153>] __do_sys_finit_module+0x113/0x1b0\n    [<00000000250ae02b>] do_syscall_64+0x35/0x80\n    [<00000000f11c03c7>] entry_SYSCALL_64_after_hwframe+0x46/0xb0\n\nunreferenced object 0xffff88810f95ad80 (size 64):\n  comm \"insmod\", pid 783, jiffies 4294813440 (age 65.511s)\n  hex dump (first 32 bytes):\n    78 90 0f 02 81 88 ff ff 88 ad 95 0f 81 88 ff ff  x...............\n    88 ad 95 0f 81 88 ff ff 00 00 00 00 00 00 00 00  ................\n  backtrace:\n    [<0000000031ab7788>] kmalloc_trace+0x27/0xa0\n    [<000000007a14eb35>] orangefs_sysfs_init+0x1ac/0x3a0\n    [<00000000722645ca>] 0xffffffffa02780fe\n    [<000000004232d9f7>] do_one_initcall+0x87/0x2a0\n    [<0000000054f22384>] do_init_module+0xdf/0x320\n    [<000000003263bdea>] load_module+0x2f98/0x3330\n    [<0000000052cd4153>] __do_sys_finit_module+0x113/0x1b0\n    [<00000000250ae02b>] do_syscall_64+0x35/0x80\n    [<00000000f11c03c7>] entry_SYSCALL_64_after_hwframe+0x46/0xb0\n\nunreferenced object 0xffff88810f95ac00 (size 64):\n  comm \"insmod\", pid 783, jiffies 4294813440 (age 65.531s)\n  hex dump (first 32 bytes):\n    e0 ff 67 02 81 88 ff ff 08 ac 95 0f 81 88 ff ff  ..g.............\n    08 ac 95 0f 81 88 ff ff 00 00 00 00 00 00 00 00  ................\n  backtrace:\n    [<0000000031ab7788>] kmalloc_trace+0x27/0xa0\n    [<000000001f38adcb>] orangefs_sysfs_init+0x291/0x3a0\n    [<00000000722645ca>] 0xffffffffa02780fe\n    [<000000004232d9f7>] do_one_initcall+0x87/0x2a0\n    [<0000000054f22384>] do_init_module+0xdf/0x320\n    [<000000003263bdea>] load_module+0x2f98/0x3330\n    [<0000000052cd4153>] __do_sys_finit_module+0x113/0x1b0\n    [<00000000250ae02b>] do_syscall_64+0x35/\n---truncated---\n\n## Affected\n\n- `linux_kernel >= 4.6, < 6.0.16`\n- `linux_kernel >= 6.1, < 6.1.2`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.1.2`","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}