#VU32866 Buffer overflow in f2fs-tools - CVE-2020-6070
Published: July 28, 2020
Vulnerability identifier: #VU32866
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/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-2020-6070
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
f2fs-tools
f2fs-tools
Software vendor:
git.kernel.org
git.kernel.org
Description
The vulnerability allows a remote user to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in "sanity_check_area_boundary" function in the file system checking functionality. A remote administrator can create a specially crafted f2fs file, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install updates from vendor's website.