TI-2020-04972 Aliases CVE-2020-6105 GHSA-4883-9gwj-77mj

An exploitable code execution vulnerability exists in the multiple devices functionality…

LOW 38CWE-73Published 2020-10-15 · Updated 2024-08-04

Key facts

Attack vector: Local
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

An exploitable code execution vulnerability exists in the multiple devices functionality of F2fs-Tools F2fs.Fsck 1.13. A specially crafted f2fs filesystem can cause Information overwrite resulting in a code execution. An attacker can provide a malicious file to trigger this vulnerability.

Why it matters now

EPSS 0.02097 81st percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	F2fs-Tools	F2fs-Tools F2fs.Fsck 1.13	—	No fix listed	CNA

F2fs-Tools Vendor— Affected F2fs-Tools F2fs.Fsck 1.13 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:f2fs-tools_project:f2fs-tools::::::::	before 1.14.0	Vulnerable	F2fs-tools Project

cpe:2.3:a:f2fs-tools_project:f2fs-tools:*:*:*:*:*:*:*:* Versions before 1.14.0 Vulnerable ·F2fs-tools Project

Remediation

No fixed version listed by the sources yet.

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

Advisory · 2020-10-15
F2fs-Tools — GLSA-202101-26
5 records Highest priority Priority LOW 5 LOW
Other records, highest priority first
- TI-2020-04975 Out-of-bounds write in F2fs-ToolsPriority LOW 38
- TI-2020-04974 Out-of-bounds read in F2fs-ToolsPriority LOW 28
- TI-2020-04973 Out-of-bounds read in F2fs-ToolsPriority LOW 28
Show all 5 records → Advisory →

Vendor assessments

Red Hat

Red Hat's page for this CVE →

Not affected: 1 product

Red Hat

Timeline

2026-10-02 Threatist record created from CVE-2020-6105
2026-10-03 Alias added: GHSA-4883-9gwj-77mj

References

Exploit 1

https://talosintelligence.com/vulnerability_reports/TALOS-2020-1047

Advisory 1

GLSA-202101-26

TI-2020-04975 Out-of-bounds write in F2fs-Tools CVSS 3.1HIGH 7.8
TI-2020-04937 An exploitable code execution vulnerability exists in the file system checking… CVSS 3.1HIGH 7.8
TI-2020-04974 Out-of-bounds read in F2fs-Tools CVSS 3.1MEDIUM 5.5
TI-2020-04973 Out-of-bounds read in F2fs-Tools CVSS 3.1MEDIUM 5.5
TI-2020-04971 Out-of-bounds read in F2FS-Tools CVSS 3.1MEDIUM 5.5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences