CVE-2022-50376

/// Technical description

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 g

/// Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

/// References