What’s Vulnerable › Vulnerabilities

CVE-2019-13049

• Severity: high (CVSS 7.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-06-29 · updated 2026-06-17
• Weakness: CWE-190

Description

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: 1.10.10

References

• https://github.com/mehsauce/kowasuos/blob/master/exploits/kowasu-sysfunc-revenge.c
• https://github.com/mehsauce/kowasuos/blob/master/exploits/kowasu-sysfunc-revenge.c

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