CVE-2021-36710

ToaruOS 1.99.2 is affected by incorrect access control via the kernel. Improper MMU management and having a low GDT address allows it to be mapped in userland. A call gate can then be written to escalate to CPL 0.

Score

CVSS 3.1 8.8 High

Status

Modified - cve@mitre.org

Published

2022-06-08

Last modified

2024-08-04

Weaknesses

CWE-668

Affected products

• Toaruos (Toaruos)

References

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