CVE-2019-13049: Toaruos Project Toaruos

High severity, CVSS 7.8. EPSS: 0.5% chance of exploitation in the next 30 days.

An integer wrap in kernel/sys/syscall.c in ToaruOS 1.10.10 allows users to map arbitrary kernel pages into userland process space via TOARU_SYS_FUNC_MMAP, leading to escalation of privileges.

Affected products

• Toaruos Project Toaruos: version 1.10.10 only

Published 2019-06-29. Last modified 2026-06-17.