What’s Vulnerable › Vulnerabilities

CVE-2025-5869: RT-Thread lwp_syscall.c sys_recvfrom memory corruption

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-06-09 · updated 2026-06-17
• Weakness: CWE-119

Description

A vulnerability, which was classified as critical, was found in RT-Thread 5.1.0. Affected is the function sys_recvfrom of the file rt-thread/components/lwp/lwp_syscall.c. The manipulation of the argument from leads to memory corruption.

Affected products

• RT-Thread: 5.1.0

References

• https://github.com/RT-Thread/rt-thread/issues/10304
• https://vuldb.com/?ctiid.311628
• https://vuldb.com/?id.311628
• https://vuldb.com/?submit.584135

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