CVE-2026-54436

CVE-2026-54436CVE-2026-54436

Description

Heap-based Buffer Overflow in the io-char library's DCMD_CHR_WAITINFO 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.

Scoring

CVSS 7.4 ()
VectorCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Last modified2026-11-10
Sourced from NVD. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.