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CVE-2025-9020 – “PX4 Mavlink Shell Use After Free Vulnerability”

The following table lists the changes that have been made to the
CVE-2025-9020 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 [email protected]

    Aug. 15, 2025

    Action Type Old Value New Value
    Added Description A vulnerability was found in PX4 PX4-Autopilot up to 1.15.4. This issue affects the function MavlinkReceiver::handle_message_serial_control of the file src/modules/mavlink/mavlink_receiver.cpp of the component Mavlink Shell Closing Handler. The manipulation of the argument _mavlink_shell leads to use after free. An attack has to be approached locally. The complexity of an attack is rather high. The exploitation is known to be difficult. The identifier of the patch is 4395d4f00c49b888f030f5b43e2a779f1fa78708. It is recommended to apply a patch to fix this issue.
    Added CVSS V4.0 AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3.1 AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
    Added CVSS V2 (AV:L/AC:H/Au:S/C:P/I:P/A:P)
    Added CWE CWE-119
    Added CWE CWE-416
    Added Reference https://github.com/PX4/PX4-Autopilot/issues/25046
    Added Reference https://github.com/PX4/PX4-Autopilot/pull/25082
    Added Reference https://github.com/PX4/PX4-Autopilot/pull/25082/commits/4395d4f00c49b888f030f5b43e2a779f1fa78708
    Added Reference https://vuldb.com/?ctiid.320081
    Added Reference https://vuldb.com/?id.320081
    Added Reference https://vuldb.com/?submit.624722
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