PT-2019-13096 · Toaruos · Toaruos

Kay Integer Wrap Lange · Published 2019-06-29 · Updated 2022-09-29 · CVE-2019-13049

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions ToaruOS version 1.10.10

Description The issue is related to an integer wrap in the kernel/sys/syscall.c file, which allows users to map arbitrary kernel pages into userland process space via the TOARU SYS FUNC MMAP function, leading to escalation of privileges.

Recommendations For ToaruOS version 1.10.10, consider restricting access to the TOARU SYS FUNC MMAP function until a patch is available to prevent potential exploitation.

Exploit

Fix

Integer Overflow

Weakness Enumeration

CWE-190

Related Identifiers

CVE-2019-13049

Affected Products

Toaruos

References · 4

• 🔥 https://github.com/mehsauce/kowasuos/blob/master/exploits/kowasu-sysfunc-revenge.c · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2019-13049 · Security Note
• https://osv.dev/vulnerability/CVE-2019-13049 · Vendor Advisory
• https://t.me/malwr/1507 · Telegram Post