CVE-2026-54436

Heap-based Buffer Overflow in the io-char library's DCMDCHRWAITINFO devctl handler could allow an attacker with local access to cause data tampering, arbitrary code execution, or a crash in the Character I/O device driver...

EUVD-2026-122791

Heap-based Buffer Overflow in the io-char library's DCMDCHRWAITINFO devctl handler could allow an attacker with local access to cause data tampering, arbitrary code execution, or a crash in the Character I/O device driver...

CVE-2026-54436

A Heap-based Buffer Overflow exists in the io-char library 's DCMD_CHR_WAITINFO devctl() handler within the QNX Software Development Platform . This vulnerability could allow a local attacker to cause data tampering, a system crash, or achieve arbitrary code execution in the Character I/O device ...