| Name | CVE-2026-53689 |
| 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. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-4689-1 |
| Debian Bugs | 1139731 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| libnfs (PTS) | bullseye (security) | 4.0.0-1+deb11u1 | fixed |
| bookworm, bullseye | 4.0.0-1 | vulnerable | |
| bookworm (security) | 4.0.0-1+deb12u1 | fixed | |
| trixie | 5.0.2-1 | vulnerable | |
| forky, sid | 5.0.2-1.1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| libnfs | source | bullseye | 4.0.0-1+deb11u1 | DLA-4689-1 | ||
| libnfs | source | bookworm | 4.0.0-1+deb12u1 | DLA-4689-1 | ||
| libnfs | source | (unstable) | 5.0.2-1.1 | 1139731 |
[trixie] - libnfs <no-dsa> (Minor issue)
Fixed by: https://github.com/sahlberg/libnfs/commit/55c18ea33a83d667f79f0ef209c96895795c729f