8.5
High
CVE-2026-14606 A security flaw has been discovered in RT-Thread up to 5.0.2
Description
A security flaw has been discovered in RT-Thread up to 5.0.2. Affected by this issue is the function CAN_Receive in the library bsp/synwit/libraries/SWM341_CSL/CMSIS/DeviceSupport/SWM341.h of the component SWM341 CAN Handler. Performing a manipulation results in stack-based buffer overflow. The attack needs to be approached locally. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| RT-Thread 5.0 | 5.0.0 → 5.0.2 | No fix stated |
References
- VDB-376114 | RT-Thread SWM341 CAN SWM341.h CAN_Receive stack-based overflow vuldb.com
- VDB-376114 | CTI Indicators (IOB, IOC, IOA) vuldb.com
- CVE-2026-14606 | CVE Analysis and Report vuldb.com
- Submit #844591 | RT-Thread v5.0.2 Out-of-bounds Write vuldb.com
- github.com github.com
- github.com github.com
Timeline
- Published
- Last modified
Other CVEs of RT-Thread
The 11 CVEs of RT-Thread →
CVE-2026-14629
A flaw has been found in RT-Thread up to 5.2.2
5.3
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CVE-2026-14607
A weakness has been identified in RT-Thread up to 5.0.2
6.8
Medium
CVE-2026-14605
A vulnerability was identified in RT-Thread up to 5.0.2
8.5
High
CVE-2025-6693
A vulnerability, which was classified as critical, was found in RT-Thread up to 5.1.0
8.5
High