libnfs through 6.0.2 before 55c18ea does not validate a string size, leading to an integer overflow during a connection to a crafted NFS server. This occurs in libnfs_zdr_string in lib/libnfs-zdr.c.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact Low

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

No data.

No data.

No data.

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Vendors Products
References
Link Providers
https://github.com/sahlberg/libnfs/commit/55c18ea33a83d667f79f0ef209c96895795c729f cve-icon cve-icon
History

Wed, 10 Jun 2026 14:45:00 +0000

Type Values Removed Values Added
Description libnfs through 6.0.2 before 55c18ea does not validate a string size, leading to an integer overflow during a connection to a crafted NFS server. This occurs in libnfs_zdr_string in lib/libnfs-zdr.c.
Weaknesses CWE-1284
References
Metrics cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:L'}
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-06-10T13:44:28.272Z

Reserved: 2026-06-10T13:44:27.756Z

Link: CVE-2026-53689

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-06-10T15:16:42.350

Modified: 2026-06-10T15:16:42.350

Link: CVE-2026-53689

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-10T15:30:15Z