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CVE-2025-5866
Good to know:
Date: June 9, 2025
A vulnerability classified as critical has been found in RT-Thread 5.1.0. This affects the function sys_sigprocmask of the file rt-thread/components/lwp/lwp_syscall.c. The manipulation of the argument how leads to improper validation of array index.
Severity Score
Severity Score
Weakness Type (CWE)
Top Fix
Upgrade Version
Upgrade to version https://github.com/RT-Thread/rt-thread.git - no_fix
CVSS v3.1
| Base Score: |
|
|---|---|
| Attack Vector (AV): | ADJACENT_NETWORK |
| Attack Complexity (AC): | LOW |
| Privileges Required (PR): | LOW |
| User Interaction (UI): | NONE |
| Scope (S): | UNCHANGED |
| Confidentiality (C): | HIGH |
| Integrity (I): | HIGH |
| Availability (A): | HIGH |
CVSS v2
| Base Score: |
|
|---|---|
| Access Vector (AV): | ADJACENT |
| Access Complexity (AC): | MEDIUM |
| Authentication (AU): | SINGLE |
| Confidentiality (C): | COMPLETE |
| Integrity (I): | COMPLETE |
| Availability (A): | COMPLETE |
| Additional information: |