fkie_cve-2022-50376
Vulnerability from fkie_nvd
Published
2025-09-18 14:15
Modified
2025-09-19 16:00
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: orangefs: Fix kmemleak in orangefs_{kernel,client}_debug_init() When insert and remove the orangefs module, there are memory leaked as below: unreferenced object 0xffff88816b0cc000 (size 2048): comm "insmod", pid 783, jiffies 4294813439 (age 65.512s) hex dump (first 32 bytes): 6e 6f 6e 65 0a 00 00 00 00 00 00 00 00 00 00 00 none............ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000031ab7788>] kmalloc_trace+0x27/0xa0 [<000000005b405fee>] orangefs_debugfs_init.cold+0xaf/0x17f [<00000000e5a0085b>] 0xffffffffa02780f9 [<000000004232d9f7>] do_one_initcall+0x87/0x2a0 [<0000000054f22384>] do_init_module+0xdf/0x320 [<000000003263bdea>] load_module+0x2f98/0x3330 [<0000000052cd4153>] __do_sys_finit_module+0x113/0x1b0 [<00000000250ae02b>] do_syscall_64+0x35/0x80 [<00000000f11c03c7>] entry_SYSCALL_64_after_hwframe+0x46/0xb0 Use the golbal variable as the buffer rather than dynamic allocate to slove the problem.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/0cd303aad220fafa595e0ed593e99aa51b90412b
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/31720a2b109b3080eb77e97b8f6f50a27b4ae599
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/786e5296f9e3b045d5ff9098514ce7b8ba1d890d
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a076490b0211990ec6764328c22cb744dd782bd9
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/bdc2d33fa2324b1f5ab5b701cda45ee0b2384409
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c8853267289c55b1acbe4dc3641374887584834d
Impacted products
Vendor Product Version


To clipboard 

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\norangefs: Fix kmemleak in orangefs_{kernel,client}_debug_init()\n\nWhen insert and remove the orangefs module, there are memory leaked\nas below:\n\nunreferenced object 0xffff88816b0cc000 (size 2048):\n  comm \"insmod\", pid 783, jiffies 4294813439 (age 65.512s)\n  hex dump (first 32 bytes):\n    6e 6f 6e 65 0a 00 00 00 00 00 00 00 00 00 00 00  none............\n    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\n  backtrace:\n    [\u003c0000000031ab7788\u003e] kmalloc_trace+0x27/0xa0\n    [\u003c000000005b405fee\u003e] orangefs_debugfs_init.cold+0xaf/0x17f\n    [\u003c00000000e5a0085b\u003e] 0xffffffffa02780f9\n    [\u003c000000004232d9f7\u003e] do_one_initcall+0x87/0x2a0\n    [\u003c0000000054f22384\u003e] do_init_module+0xdf/0x320\n    [\u003c000000003263bdea\u003e] load_module+0x2f98/0x3330\n    [\u003c0000000052cd4153\u003e] __do_sys_finit_module+0x113/0x1b0\n    [\u003c00000000250ae02b\u003e] do_syscall_64+0x35/0x80\n    [\u003c00000000f11c03c7\u003e] entry_SYSCALL_64_after_hwframe+0x46/0xb0\n\nUse the golbal variable as the buffer rather than dynamic allocate to\nslove the problem."
    }
  ],
  "id": "CVE-2022-50376",
  "lastModified": "2025-09-19T16:00:46.437",
  "metrics": {},
  "published": "2025-09-18T14:15:36.277",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/0cd303aad220fafa595e0ed593e99aa51b90412b"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/31720a2b109b3080eb77e97b8f6f50a27b4ae599"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/786e5296f9e3b045d5ff9098514ce7b8ba1d890d"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/a076490b0211990ec6764328c22cb744dd782bd9"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/bdc2d33fa2324b1f5ab5b701cda45ee0b2384409"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/c8853267289c55b1acbe4dc3641374887584834d"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Awaiting Analysis"
}


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