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CVE-2025-21668 – NXP i.MX8MP Linux PM Domain Detach Buffer Overflow Vulnerability

The following table lists the changes that have been made to the
CVE-2025-21668 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

    Jan. 31, 2025

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

    pmdomain: imx8mp-blk-ctrl: add missing loop break condition

    Currently imx8mp_blk_ctrl_remove() will continue the for loop
    until an out-of-bounds exception occurs.

    pstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=–)
    pc : dev_pm_domain_detach+0x8/0x48
    lr : imx8mp_blk_ctrl_shutdown+0x58/0x90
    sp : ffffffc084f8bbf0
    x29: ffffffc084f8bbf0 x28: ffffff80daf32ac0 x27: 0000000000000000
    x26: ffffffc081658d78 x25: 0000000000000001 x24: ffffffc08201b028
    x23: ffffff80d0db9490 x22: ffffffc082340a78 x21: 00000000000005b0
    x20: ffffff80d19bc180 x19: 000000000000000a x18: ffffffffffffffff
    x17: ffffffc080a39e08 x16: ffffffc080a39c98 x15: 4f435f464f006c72
    x14: 0000000000000004 x13: ffffff80d0172110 x12: 0000000000000000
    x11: ffffff80d0537740 x10: ffffff80d05376c0 x9 : ffffffc0808ed2d8
    x8 : ffffffc084f8bab0 x7 : 0000000000000000 x6 : 0000000000000000
    x5 : ffffff80d19b9420 x4 : fffffffe03466e60 x3 : 0000000080800077
    x2 : 0000000000000000 x1 : 0000000000000001 x0 : 0000000000000000
    Call trace:
    dev_pm_domain_detach+0x8/0x48
    platform_shutdown+0x2c/0x48
    device_shutdown+0x158/0x268
    kernel_restart_prepare+0x40/0x58
    kernel_kexec+0x58/0xe8
    __do_sys_reboot+0x198/0x258
    __arm64_sys_reboot+0x2c/0x40
    invoke_syscall+0x5c/0x138
    el0_svc_common.constprop.0+0x48/0xf0
    do_el0_svc+0x24/0x38
    el0_svc+0x38/0xc8
    el0t_64_sync_handler+0x120/0x130
    el0t_64_sync+0x190/0x198
    Code: 8128c2d0 ffffffc0 aa1e03e9 d503201f
    Added Reference https://git.kernel.org/stable/c/488a68c948bc52dc2a4554a56fdd99aa67c49b06
    Added Reference https://git.kernel.org/stable/c/699cc10cc3068f9097a506eae7fe178c860dca4e
    Added Reference https://git.kernel.org/stable/c/726efa92e02b460811e8bc6990dd742f03b645ea
    Added Reference https://git.kernel.org/stable/c/926ad31b76b8e229b412536e77cdf828a5cae9c6
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