What is CVE-2026-14629?

CVE-2026-14629 is a medium-severity vulnerability in Rt-thread, classified under Divide By Zero. CVSS score: 4.3/10. Published 2026-07-04.

How severe is CVE-2026-14629?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in Rt-thread

CVE-2026-14629

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…

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.

Affected products

N/a Rt-thread — versions 5.2.0, 5.2.1, 5.2.2

Weakness classification (CWE)

References

cna@vuldb.com (technical-description, vdb-entry)
cna@vuldb.com (signature, permissions-required)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (issue-tracking, exploit)
cna@vuldb.com (issue-tracking, patch)
cna@vuldb.com (product)

Frequently asked questions

What is CVE-2026-14629?: CVE-2026-14629 is a medium-severity vulnerability in Rt-thread, classified under Divide By Zero. CVSS score: 4.3/10. Published 2026-07-04.
How severe is CVE-2026-14629?: Medium severity. CVSS v3 base score is 4.3 out of 10.