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TI-2020-04971 Aliases CVE-2020-6104GHSA-hjcj-jfhg-v58h

Out-of-bounds read in F2FS-Tools

Priority LOW 28CWE-125Published · Updated

Key facts

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

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-125 and the CVSS impact.

Summary

An exploitable information disclosure vulnerability exists in the get_dnode_of_data functionality of F2fs-Tools F2fs.Fsck 1.13. A specially crafted f2fs filesystem can cause information disclosure resulting in a information disclosure. An attacker can provide a malicious file to trigger this vulnerability.

Why it matters now

EPSS 0.01503 74th 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

VendorProductAffected versionsFixed inStatusSource
—F2FS-ToolsF2fs-Tools F2fs.Fsck 1.13—No fix listedCNA
  • F2FS-Tools Vendor— Affected F2fs-Tools F2fs.Fsck 1.13 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:f2fs-tools_project:f2fs-tools:*:*:*:*:*:*:*:*before 1.14.0VulnerableF2fs-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 ·

    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-2020-04972 An exploitable code execution vulnerability exists in the multiple devices functionality…Priority LOW 38
    • TI-2020-04974 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

  1. 2026-10-02 Threatist record created from CVE-2020-6104
  2. 2026-10-03 Alias added: GHSA-hjcj-jfhg-v58h

References

Exploit 1

Advisory 1

  • TI-2020-04975 Out-of-bounds write in F2fs-Tools CVSS 3.1HIGH 7.8
  • TI-2020-04972 An exploitable code execution vulnerability exists in the multiple devices functionality… 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

Sources

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