CVE-2026-14629

mediumCVSS 4.3covered by 1 sourcefirst seen 2026-07-04

A flaw has been found in RT-Thread up to 5.2.2. Affected is the function read/write/sys_ioctl of the file components/lwp/lwp_syscall.c of the component Parameter Handler. Executing a manipulation can lead to divide by zero. The attack may be launched remotely. The exploit has been published and may be used. The pull request to fix this issue awaits acceptance.

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Exploitation outlook

Low exploitation risk0.31% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 23% of all EPSS-scored CVEs.

Advisory coverage (1)

mediumCVE-2026-14629: A flaw has been found in RT-Thread up to 5.2.2. Affected is the function read/write/sys_ioctl …nvd · 2026-07-04

External references

NVD record for CVE-2026-14629

CVE.org record

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