CVE-2026-53689 Details
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.
An integer overflow vulnerability has been identified in libnfs versions through 6.0.2 prior to the commit 55c18ea. The issue arises in the string handling function 'libnfs_zdr_string' within 'lib/libnfs-zdr.c', where the library fails to properly validate string sizes. This lack of validation can lead to an overflow when establishing a connection to a manipulated NFS server.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Jun 10, 2026CISA-ADP
Assessed Jun 10, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-1284 | Improper Validation of Specified Quantity in Input | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| libnfs | <= 6.0.2 (semver) |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 19, 2026 | CVE Modified | CVE |
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Jun 10, 2026 | New CVE Received | [email protected] |