Unrated severityNVD Advisory· Published Feb 3, 2026· Updated Feb 5, 2026

CVE-2025-67188

Description

A buffer overflow vulnerability exists in TOTOLINK A950RG V4.1.2cu.5204_B20210112. The issue resides in the setRadvdCfg interface of the /lib/cste_modules/ipv6.so module. The function fails to properly validate the length of the user-controlled radvdinterfacename parameter, allowing remote attackers to trigger a stack buffer overflow.

Affected products

TOTOLINK/A950RGdescription
Totolink/A950RGllm-create
Range: = V4.1.2cu.5204_B20210112

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/ToTolink/A950RG/5024-ipv6-setRadvdCfg-radvdinterfacename-buffer.mdmitre

News mentions

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