CVE-2026-53689CWE-1284

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

High · published June 10, 2026

CVSS v3.1
7.1
EPSS
0%
Percentile
27.8
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.1 · HIGH
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:L
CVSS v4.0
Not supplied
EPSS
0.00353 · 27.8th percentile
Weakness
CWE-1284 · Improper Validation of Specified Quantity in Input
Published
2026-06-10T13:44Z
EPSS history
Timeline
  • 10 JUN 13:44Z
    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
    cvelistv5