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Description

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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.

Es geht hierbei um die Funktion MavlinkReceiver::handle_message_serial_control der Datei src/modules/mavlink/mavlink_receiver.cpp der Komponente Mavlink Shell Closing Handler. Durch die Manipulation des Arguments _mavlink_shell mit unbekannten Daten kann eine use after free-Schwachstelle ausgenutzt werden. Umgesetzt werden muss der Angriff lokal. Die Komplexität eines Angriffs ist eher hoch. Die Ausnutzbarkeit gilt als schwierig. Der Patch wird als 4395d4f00c49b888f030f5b43e2a779f1fa78708 bezeichnet. Als bestmögliche Massnahme wird Patching empfohlen.

PUBLISHED Reserved 2025-08-14 | Published 2025-08-15 | Updated 2025-08-15 | Assigner VulDB




LOW: 2.0CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X
MEDIUM: 4.5CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C
MEDIUM: 4.5CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C
3.5AV:L/AC:H/Au:S/C:P/I:P/A:P/E:ND/RL:OF/RC:C

Problem types

Use After Free

Memory Corruption

Product status

1.15.0
affected

1.15.1
affected

1.15.2
affected

1.15.3
affected

1.15.4
affected

Timeline

2025-08-14:Advisory disclosed
2025-08-14:VulDB entry created
2025-08-14:VulDB entry last update

Credits

0x20z (VulDB User) reporter

References

vuldb.com/?id.320081 (VDB-320081 | PX4 PX4-Autopilot Mavlink Shell Closing mavlink_receiver.cpp handle_message_serial_control use after free) vdb-entry technical-description

vuldb.com/?ctiid.320081 (VDB-320081 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.624722 (Submit #624722 | PX4 PX4-Autopilot main and v1.15.4 Race Condition in File Access) third-party-advisory

github.com/PX4/PX4-Autopilot/issues/25046 issue-tracking

github.com/PX4/PX4-Autopilot/pull/25082 issue-tracking

github.com/...mmits/4395d4f00c49b888f030f5b43e2a779f1fa78708 issue-tracking patch

cve.org (CVE-2025-9020)

nvd.nist.gov (CVE-2025-9020)

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