CVE-2025-6693
RT-Thread device.c sys_device_write memory corruption
- State
- Published
- Severity
- 8.5 High
- Published
- Jun 26, 2025
- Updated
- Jun 26, 2025
- Reserved
- Jun 26, 2025
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.5 High | CVSS: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 | VulDB |
| 3.1 | 7.8 High | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:X/RL:X/RC:R | VulDB |
| 3.0 | 7.8 High | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:X/RL:X/RC:R | VulDB |
| 2.0 | 6.8 Medium | AV:L/AC:L/Au:S/C:C/I:C/A:C/E:ND/RL:ND/RC:UR | VulDB |
Weaknesses
- CWE-119 Memory Corruption
Affected Products
| Product | Versions |
|---|---|
RT-Threadn/a |
|
References
- VDB-313959 | RT-Thread device.c sys_device_write memory corruptionvdb-entrytechnical-description
- VDB-313959 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- Submit #595813 | RT-Thread 5.1.0 Code Injectionthird-party-advisory
- Submit #595814 | RT-Thread 5.1.0 Insufficient Control Flow Management (Duplicate)third-party-advisory
- Submit #595827 | RT-Thread 5.1.0 Improper Handling of Parameters (Duplicate)third-party-advisory
- Submit #595869 | RT-Thread 5.1.0 Improper Handling of Parameters (Duplicate)third-party-advisory
- Submit #595870 | RT-Thread 5.1.0 Improper Handling of Parameters (Duplicate)third-party-advisory
- Submit #595871 | RT-Thread 5.1.0 Improper Handling of Parameters (Duplicate)third-party-advisory
- https://github.com/RT-Thread/rt-thread/issues/10387issue-tracking
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