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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2022-50779 Detail

Description

In the Linux kernel, the following vulnerability has been resolved: orangefs: Fix kmemleak in orangefs_prepare_debugfs_help_string() When insert and remove the orangefs module, then debug_help_string will be leaked: unreferenced object 0xffff8881652ba000 (size 4096): comm "insmod", pid 1701, jiffies 4294893639 (age 13218.530s) hex dump (first 32 bytes): 43 6c 69 65 6e 74 20 44 65 62 75 67 20 4b 65 79 Client Debug Key 77 6f 72 64 73 20 61 72 65 20 75 6e 6b 6e 6f 77 words are unknow backtrace: [<0000000004e6f8e3>] kmalloc_trace+0x27/0xa0 [<0000000006f75d85>] orangefs_prepare_debugfs_help_string+0x5e/0x480 [orangefs] [<0000000091270a2a>] _sub_I_65535_1+0x57/0xf70 [crc_itu_t] [<000000004b1ee1a3>] do_one_initcall+0x87/0x2a0 [<000000001d0614ae>] do_init_module+0xdf/0x320 [<00000000efef068c>] load_module+0x2f98/0x3330 [<000000006533b44d>] __do_sys_finit_module+0x113/0x1b0 [<00000000a0da6f99>] do_syscall_64+0x35/0x80 [<000000007790b19b>] entry_SYSCALL_64_after_hwframe+0x46/0xb0 When remove the module, should always free debug_help_string. Should always free the allocated buffer when change the free_debug_help_string.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

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URL Source(s) Tag(s)
https://git.kernel.org/stable/c/19be31668552a198e887762e25bdcc560800ecb4 kernel.org
https://git.kernel.org/stable/c/2e7c09121064df93c58bbc49d3d0f608d3f584bd kernel.org
https://git.kernel.org/stable/c/39529b79b023713d4f2d3479dc0ca43ba99df726 kernel.org
https://git.kernel.org/stable/c/3fc221d9a16339a913a0341d3efc7fef339073e1 kernel.org
https://git.kernel.org/stable/c/44d3eac26a5e5268d11cc342dc202b0d31505c0a kernel.org
https://git.kernel.org/stable/c/b8affa0c6405ee968dcb6030bee2cf719a464752 kernel.org
https://git.kernel.org/stable/c/ba9d3b9cec20957fd86bb1bf525b4ea8b64b2dea kernel.org
https://git.kernel.org/stable/c/d23417a5bf3a3afc55de5442eb46e1e60458b0a1 kernel.org
https://git.kernel.org/stable/c/f2b8a6aac561a49fe02c99683c40a8b87a9f68fc kernel.org

Weakness Enumeration

CWE-ID CWE Name Source

Change History

1 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2022-50779
NVD Published Date:
12/24/2025
NVD Last Modified:
12/24/2025
Source:
kernel.org