CVE-2026-42469

Buffer overflow vulnerability in Open Vehicle Monitoring System 3 (OVMS3) 3.3.005. In canformat_canswitch.cpp the parser does not properly validate a CANswitch DLC value, allowing remote attackers to cause a denial of service or possibly execute arbitrary code via crafted CANswitch frames.

More information : https://gist.github.com/sgInnora/f4ac66faeefe07a653ceeb3f58cdc381