CVE-2022-49917 – Linux Kernel ipvs Proc Entry Removal Warning

The following table lists the changes that have been made to the
CVE-2022-49917 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    May. 01, 2025

    Action Type Old Value New Value
    Added Description In the Linux kernel, the following vulnerability has been resolved:

    ipvs: fix WARNING in ip_vs_app_net_cleanup()

    During the initialization of ip_vs_app_net_init(), if file ip_vs_app
    fails to be created, the initialization is successful by default.
    Therefore, the ip_vs_app file doesn’t be found during the remove in
    ip_vs_app_net_cleanup(). It will cause WRNING.

    The following is the stack information:
    name ‘ip_vs_app’
    WARNING: CPU: 1 PID: 9 at fs/proc/generic.c:712 remove_proc_entry+0x389/0x460
    Modules linked in:
    Workqueue: netns cleanup_net
    RIP: 0010:remove_proc_entry+0x389/0x460
    Call Trace:

    ops_exit_list+0x125/0x170
    cleanup_net+0x4ea/0xb00
    process_one_work+0x9bf/0x1710
    worker_thread+0x665/0x1080
    kthread+0x2e4/0x3a0
    ret_from_fork+0x1f/0x30

    Added Reference https://git.kernel.org/stable/c/06d7596d18725f1a93cf817662d36050e5afb989
    Added Reference https://git.kernel.org/stable/c/2c8d81bdb2684d53d6cedad7410ba4cf9090e343
    Added Reference https://git.kernel.org/stable/c/5663ed63adb9619c98ab7479aa4606fa9b7a548c
    Added Reference https://git.kernel.org/stable/c/8457a00c981fe1a799ce34123908856b0f5973b8
    Added Reference https://git.kernel.org/stable/c/97f872b00937f2689bff2dab4ad9ed259482840f
    Added Reference https://git.kernel.org/stable/c/adc76740ccd52e4a1d910767cd1223e134a7078b
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