DEBIAN-CVE-2026-53689
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.
DEBIAN-CVE-2026-53689
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: osv:DEBIAN-CVE-2026-53689
libnfs
Source reference: /affected/0/package/name
- Affected versions
- 4.0.0-1
Source reference:
/affected/0/versions - Fixed versions
- 4.0.0-1+deb12u1
Source reference:
/affected/0/ranges - Prerequisites
- Not stated in this record
libnfs
Source reference: /affected/1/package/name
- Affected versions
- 5.0.2-1
Source reference:
/affected/1/versions - Fixed versions
- 5.0.2-1+deb13u1
Source reference:
/affected/1/ranges - Prerequisites
- Not stated in this record
libnfs
Source reference: /affected/2/package/name
- Affected versions
- 5.0.2-1
Source reference:
/affected/2/versions - Fixed versions
- 5.0.2-1.1
Source reference:
/affected/2/ranges - Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.0.0-1+deb12u1"
}
]
}
],
"package": {
"name": "libnfs",
"purl": "pkg:deb/debian/libnfs?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"versions": [
"4.0.0-1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-53689.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.0.2-1+deb13u1"
}
]
}
],
"package": {
"name": "libnfs",
"purl": "pkg:deb/debian/libnfs?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"versions": [
"5.0.2-1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-53689.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.0.2-1.1"
}
]
}
],
"package": {
"name": "libnfs",
"purl": "pkg:deb/debian/libnfs?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"versions": [
"5.0.2-1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-53689.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
]Publisher severity
No explicit severity was provided.
- Event
- #57338 · Revision 1
- Added to Heist Feed
- Publisher date