Access Restriction Bypass Affecting klange/toaruos package, versions [,1.10.10)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.06% (29th percentile)

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  • Snyk IDSNYK-UNMANAGED-KLANGETOARUOS-2365372
  • published26 Jan 2022
  • disclosed29 Jun 2019
  • creditUnknown

Introduced: 29 Jun 2019

CVE-2019-13047  (opens in a new tab)
CWE-862  (opens in a new tab)

How to fix?

Upgrade klange/toaruos to version 1.10.10 or higher.

Overview

Affected versions of this package are vulnerable to Access Restriction Bypass kernel/sys/syscall.c in ToaruOS through 1.10.9 has incorrect access control in sys_sysfunc case 9 for TOARU_SYS_FUNC_SETHEAP, allowing arbitrary kernel pages to be mapped into user land, leading to root access.

References

CVSS Base Scores

version 3.1