CVE-2025-6693 | THREATINT

Description

A vulnerability, which was classified as critical, was found in RT-Thread up to 5.1.0. This affects the function sys_device_open/sys_device_read/sys_device_control/sys_device_init/sys_device_close/sys_device_write of the file components/drivers/core/device.c. The manipulation leads to memory corruption. It is possible to launch the attack on the local host. The vendor was contacted early about this disclosure but did not respond in any way.

Es wurde eine kritische Schwachstelle in RT-Thread bis 5.1.0 gefunden. Betroffen hiervon ist die Funktion sys_device_open/sys_device_read/sys_device_control/sys_device_init/sys_device_close/sys_device_write der Datei components/drivers/core/device.c. Durch Manipulieren mit unbekannten Daten kann eine memory corruption-Schwachstelle ausgenutzt werden. Der Angriff muss lokal erfolgen.

Reserved 2025-06-26 | Published 2025-06-26 | Updated 2025-06-26 | Assigner VulDB

HIGH: 8.5CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X

HIGH: 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:X/RL:X/RC:R

HIGH: 7.8CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:X/RL:X/RC:R

6.8AV:L/AC:L/Au:S/C:C/I:C/A:C/E:ND/RL:ND/RC:UR

Problem types

Memory Corruption

Timeline

2025-06-26:	Advisory disclosed
2025-06-26:	VulDB entry created
2025-06-26:	VulDB entry last update

Credits

Zephyr Saxon (VulDB User) reporter

References

vuldb.com/?id.313959 (VDB-313959 | RT-Thread device.c sys_device_write memory corruption) vdb-entry technical-description

vuldb.com/?ctiid.313959 (VDB-313959 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.595813 (Submit #595813 | RT-Thread 5.1.0 Code Injection) third-party-advisory

vuldb.com/?submit.595814 (Submit #595814 | RT-Thread 5.1.0 Insufficient Control Flow Management (Duplicate)) third-party-advisory

vuldb.com/?submit.595827 (Submit #595827 | RT-Thread 5.1.0 Improper Handling of Parameters (Duplicate)) third-party-advisory

vuldb.com/?submit.595869 (Submit #595869 | RT-Thread 5.1.0 Improper Handling of Parameters (Duplicate)) third-party-advisory

vuldb.com/?submit.595870 (Submit #595870 | RT-Thread 5.1.0 Improper Handling of Parameters (Duplicate)) third-party-advisory

vuldb.com/?submit.595871 (Submit #595871 | RT-Thread 5.1.0 Improper Handling of Parameters (Duplicate)) third-party-advisory

github.com/RT-Thread/rt-thread/issues/10387 issue-tracking

cve.org (CVE-2025-6693)

nvd.nist.gov (CVE-2025-6693)

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