#VU47660 Out-of-bounds write in F2fs.Fsck - CVE-2020-6108

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Main Vulnerability Database Vulnerabilities #VU47660

#VU47660 Out-of-bounds write in F2fs.Fsck - CVE-2020-6108

Published: October 15, 2020


Vulnerability identifier: #VU47660
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2020-6108
CWE-ID: CWE-787
Exploitation vector: Local access
Exploit availability: No public exploit available
Vulnerable software:
F2fs.Fsck
Software vendor:
F2fs-Tools

Description

The vulnerability allows a local user to compromise vulnerable system.

The vulnerability exists due to a boundary error in the "fsck_chk_orphan_node" functionality. A local administrator can use a specially crafted f2fs filesystem, trigger out-of-bounds write and execute arbitrary code on the target system.


Remediation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

External links