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 be launched remotely. The exploit has been published and may be used. The pull request to fix this issue awaits acceptance.

CVSS v3 4.3 MEDIUM
CVSS v2.0 4.0 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

4.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:N/I:N/A:P

Exploitability : 8.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/RT-Thread/rt-thread/
https://github.com/RT-Thread/rt-thread/issues/11429
https://github.com/RT-Thread/rt-thread/pull/11453
https://vuldb.com/cve/CVE-2026-14629
https://vuldb.com/submit/845610
https://vuldb.com/vuln/376145
https://vuldb.com/vuln/376145/cti

Configurations

No configuration.

History

04 Jul 2026, 14:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-07-04 14:16

Updated : 2026-07-06 18:02

NVD link : CVE-2026-14629

Mitre link : CVE-2026-14629

CVE.ORG link : CVE-2026-14629

JSON object : View

Products Affected

No product.

CWE

CWE-369

Divide By Zero

CWE-404

Improper Resource Shutdown or Release

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