CVE-2026-14607
RT-Thread lwp_syscall.c sys_getaddrinfo memory corruption
- State
- Published
- Severity
- 6.8 Medium
- Published
- Jul 3, 2026
- Updated
- Jul 6, 2026
- Reserved
- Jul 3, 2026
Description
A weakness has been identified in RT-Thread up to 5.0.2. This affects the function sys_getaddrinfo of the file components/lwp/lwp_syscall.c. Executing a manipulation of the argument ai_addr can lead to memory corruption. The attack can only be executed locally. The exploit has been made available to the public and could be used for attacks. The pull request to fix this issue awaits acceptance.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.8 Medium | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 5.5 Medium | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:X/RC:R | VulDB |
| 3.0 | 5.5 Medium | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:X/RC:R | VulDB |
| 2.0 | 4.6 Medium | AV:L/AC:L/Au:S/C:N/I:N/A:C/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
- CWE-119 Memory Corruption
Affected Products
| Product | Versions |
|---|---|
RT-Threadn/a |
|
References
- VDB-376115 | RT-Thread lwp_syscall.c sys_getaddrinfo memory corruptionvdb-entrytechnical-description
- VDB-376115 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-14607 | CVE Analysis and Reportthird-party-advisory
- Submit #844622 | RT-Thread v5.0.2 Improper Handling of Parametersthird-party-advisory
- https://github.com/RT-Thread/rt-thread/issues/11428exploitissue-tracking
- https://github.com/RT-Thread/rt-thread/pull/11454issue-trackingpatch
- https://github.com/RT-Thread/rt-thread/product
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